{"id":42547,"date":"2025-06-24T12:26:57","date_gmt":"2025-06-24T03:26:57","guid":{"rendered":"https:\/\/jouhou.main.jp\/?p=42547"},"modified":"2026-01-24T15:32:11","modified_gmt":"2026-01-24T06:32:11","slug":"ubuntu-enomem-12-%e5%af%be%e7%ad%96%ef%bc%9a%e3%83%a1%e3%83%a2%e3%83%aa%e4%b8%8d%e8%b6%b3%e3%82%a8%e3%83%a9%e3%83%bc%e3%80%8cout-of-memory%e3%80%8d%e7%99%ba%e7%94%9f%e6%99%82%e3%81%ae%e3%83%aa","status":"publish","type":"post","link":"https:\/\/jouhou.main.jp\/?p=42547","title":{"rendered":"Ubuntu ENOMEM (12) \u5bfe\u7b56\uff1a\u30e1\u30e2\u30ea\u4e0d\u8db3\u30a8\u30e9\u30fc\u300cOut of memory\u300d\u767a\u751f\u6642\u306e\u30ea\u30bd\u30fc\u30b9\u6700\u9069\u5316\u7de8"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"42547\" class=\"elementor elementor-42547\" data-elementor-settings=\"[]\">\n\t\t\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4bc3ea9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4bc3ea9\" data-element_type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0664a94\" data-id=\"0664a94\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ad2a0dc elementor-widget elementor-widget-html\" data-id=\"ad2a0dc\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<section style=\"max-width:100%; box-sizing:border-box; overflow:visible; font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,'Noto Sans JP','Hiragino Kaku Gothic ProN','Yu Gothic',sans-serif; line-height:1.55; color:#111827;\">\r\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#ffffff;\">\r\n    <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; display:flex; gap:10px; align-items:flex-start; flex-wrap:wrap;\">\r\n      <span style=\"max-width:100%; overflow-wrap:anywhere; display:inline-block; background:#111827; color:#ffffff; border-radius:3px; padding:4px 8px; font-size:12px; letter-spacing:0.02em;\">\u6700\u77ed\u30c1\u30a7\u30c3\u30af<\/span>\r\n      <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; flex:1 1 260px;\">\r\n        <div style=\"overflow-wrap:anywhere; max-width:100%; font-weight:700; font-size:16px; margin:0 0 4px 0;\">ENOMEM\uff0812\uff09\u300cOut of memory\u300d\uff1a\u307e\u305a\u306f\u201c\u3069\u3053\u3067\u67af\u308c\u305f\u304b\u201d\u3092\u6700\u77ed\u3067\u7279\u5b9a<\/div>\r\n        <div style=\"overflow-wrap:anywhere; max-width:100%; font-size:13px; color:#374151;\">\u539f\u56e0\u306e\u5f53\u305f\u308a\uff08OOM\u30ed\u30b0\uff0fSwap\u67af\u6e07\uff0f\u5236\u9650\u5024\uff0f\u30b3\u30f3\u30c6\u30ca\u5883\u754c\uff09\u3092\u5148\u306b\u63b4\u3080\u3068\u3001\u6700\u5c0f\u5909\u66f4\u3067\u53ce\u675f\u3057\u3084\u3059\u3044\u3067\u3059\u3002<\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; height:10px;\"><\/div>\r\n\r\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#ffffff;\">\r\n    <div style=\"overflow-wrap:anywhere; max-width:100%; font-weight:700; margin:0 0 6px 0;\">\r\n      <span style=\"display:inline-block; border-radius:3px; padding:2px 8px; background:#dc2626; color:#ffffff; font-size:12px; margin-right:8px; overflow-wrap:anywhere; max-width:100%;\">1<\/span>\r\n      <span style=\"overflow-wrap:anywhere; max-width:100%;\">30\u79d2\u3067\u539f\u56e0\u3092\u7d5e\u308b<\/span>\r\n    <\/div>\r\n    <div style=\"overflow-wrap:anywhere; max-width:100%; font-size:13px; color:#374151; margin:0 0 8px 0;\">\u300c\u8ab0\u304c\u300d\u300c\u3069\u3053\u3067\u300d\u300c\u4f55\u304c\u843d\u3061\u305f\u304b\u300d\u3092\u5148\u306b\u78ba\u8a8d\u3002OOM\u30ed\u30b0\u304c\u51fa\u3066\u3044\u308c\u3070\u3001\u6b21\u306e\u4e00\u624b\u304c\u4e00\u6c17\u306b\u77ed\u304f\u306a\u308a\u307e\u3059\u3002<\/div>\r\n    <pre style=\"background:#111827; color:#ffffff; border-radius:3px; padding:10px; margin:0; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\">id\r\nnamei -l \/proc\/1\/exe\r\nls -ld \/proc \/var\/log\r\ndmesg -T | egrep -i 'out of memory|oom-killer|killed process' | tail -n 20\r\njournalctl -k -b -g 'Out of memory' -n 30<\/pre>\r\n  <\/div>\r\n\r\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; height:10px;\"><\/div>\r\n\r\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#ffffff;\">\r\n    <div style=\"overflow-wrap:anywhere; max-width:100%; font-weight:700; margin:0 0 6px 0;\">\r\n      <span style=\"display:inline-block; border-radius:3px; padding:2px 8px; background:#16a34a; color:#ffffff; font-size:12px; margin-right:8px; overflow-wrap:anywhere; max-width:100%;\">2<\/span>\r\n      <span style=\"overflow-wrap:anywhere; max-width:100%;\">\u75c7\u72b6\u5225\uff1a\u3044\u307e\u306e\u5931\u6557\u306b\u5408\u3046\u6700\u77ed\u30b3\u30de\u30f3\u30c9<\/span>\r\n    <\/div>\r\n    <div style=\"overflow-wrap:anywhere; max-width:100%; font-size:13px; color:#374151; margin:0 0 8px 0;\">\u5f53\u305f\u308a\u3084\u3059\u3044\u4e89\u70b9\uff08\u4e0a\u4f4d60%\u304c\u8ff7\u3044\u3084\u3059\u3044\u30dd\u30a4\u30f3\u30c8\uff09\u3092\u512a\u5148\u3057\u3066\u3001\u6700\u77ed\u3067\u201c\u539f\u56e0\u306e\u578b\u201d\u3092\u6c7a\u3081\u307e\u3059\u3002<\/div>\r\n    <pre style=\"background:#111827; color:#ffffff; border-radius:3px; padding:10px; margin:0; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\"># 1) OOM Killer\u3067\u843d\u3061\u305f\uff08\u6700\u6709\u529b\uff09\r\ndmesg -T | egrep -i 'oom|killed process|out of memory' | tail -n 80\r\njournalctl -k -b -g 'oom\\|Out of memory\\|Killed process' -n 80\r\n\r\n# 2) \u30e1\u30e2\u30ea\/SWAP\u67af\u6e07\uff08\u6b21\u306b\u591a\u3044\uff09\r\nfree -h\r\nswapon --show\r\nvmstat 1 5\r\n\r\n# 3) \u30d7\u30ed\u30bb\u30b9\u306e\u4e0a\u9650\uff08ulimit\/prlimit\uff09\u3067ENOMEM\r\nulimit -a\r\nprlimit -p 1 | sed -n '1,120p'\r\n\r\n# 4) \u30b3\u30f3\u30c6\u30ca\/CGroups\u306e\u30e1\u30e2\u30ea\u4e0a\u9650\u3067\u67af\u6e07\uff08\u5883\u754c\u898b\u843d\u3068\u3057\uff09\r\ncat \/proc\/1\/cgroup\r\n( test -f \/sys\/fs\/cgroup\/memory.max && cat \/sys\/fs\/cgroup\/memory.max ) || true\r\n( test -f \/sys\/fs\/cgroup\/memory\/memory.limit_in_bytes && cat \/sys\/fs\/cgroup\/memory\/memory.limit_in_bytes ) || true<\/pre>\r\n  <\/div>\r\n\r\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; height:10px;\"><\/div>\r\n\r\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#ffffff;\">\r\n    <div style=\"overflow-wrap:anywhere; max-width:100%; font-weight:700; margin:0 0 6px 0;\">\r\n      <span style=\"display:inline-block; border-radius:3px; padding:2px 8px; background:#2563eb; color:#ffffff; font-size:12px; margin-right:8px; overflow-wrap:anywhere; max-width:100%;\">3<\/span>\r\n      <span style=\"overflow-wrap:anywhere; max-width:100%;\">\u76f4\u3059\u524d\u306b\uff1a\u5f71\u97ff\u7bc4\u56f2\u30921\u5206\u3067\u78ba\u8a8d\uff08\u3084\u308a\u904e\u304e\u9632\u6b62\uff09<\/span>\r\n    <\/div>\r\n    <div style=\"overflow-wrap:anywhere; max-width:100%; font-size:13px; color:#374151; margin:0 0 8px 0;\">\u201c\u672c\u756a\u5f71\u97ff\u201d\u3084\u201c\u9023\u9396\u505c\u6b62\u201d\u304c\u898b\u3048\u308b\u72b6\u614b\u3067\u6700\u5c0f\u5909\u66f4\u3092\u9078\u3076\u3068\u3001\u5fa9\u65e7\u304c\u65e9\u304f\u306a\u308a\u307e\u3059\u3002<\/div>\r\n    <pre style=\"background:#111827; color:#ffffff; border-radius:3px; padding:10px; margin:0; white-space:pre-wrap; overflow-wrap:anywhere; word-break:break-word; max-width:100%; box-sizing:border-box;\">uptime\r\nsystemctl is-system-running || true\r\nsystemctl --failed --no-pager\r\nps -eo pid,comm,rss,%mem --sort=-rss | head -n 15\r\njournalctl -p err -b -n 40 --no-pager<\/pre>\r\n  <\/div>\r\n\r\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; height:10px;\"><\/div>\r\n\r\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border-radius:3px; padding:12px; background:#fff7ed; border:1px solid #fed7aa;\">\r\n    <div style=\"overflow-wrap:anywhere; max-width:100%; font-weight:700; margin:0 0 6px 0;\">\u5931\u6557\u3059\u308b\u3068\u3069\u3046\u306a\u308b\uff1f\uff08\u3084\u308a\u304c\u3061\u306a\u30df\u30b9\u3068\u8d77\u3053\u308a\u5f97\u308b\u7d50\u679c\uff09<\/div>\r\n    <ul style=\"max-width:100%; box-sizing:border-box; overflow:visible; margin:0; padding-left:18px; color:#7c2d12;\">\r\n      <li style=\"overflow-wrap:anywhere; max-width:100%;\">\u6a29\u9650\u3092\u5e83\u3052\u3059\u304e\u308b \u2192 \u60c5\u5831\u6f0f\u3048\u3044\/\u6539\u3056\u3093<\/li>\r\n      <li style=\"overflow-wrap:anywhere; max-width:100%;\">\u6240\u6709\u8005\u3092\u5909\u3048\u3059\u304e\u308b \u2192 \u4e8c\u6b21\u969c\u5bb3\uff08\u505c\u6b62\u30fb\u30a8\u30e9\u30fc\u9023\u9396\uff09<\/li>\r\n      <li style=\"overflow-wrap:anywhere; max-width:100%;\">ACL\/\u4fdd\u8b77\u8a2d\u5b9a\u3092\u7121\u9020\u4f5c\u306b\u5916\u3059 \u2192 \u76e3\u67fb\u6307\u6458\/\u518d\u767a\/\u8ffd\u8de1\u4e0d\u80fd<\/li>\r\n      <li style=\"overflow-wrap:anywhere; max-width:100%;\">\u5171\u6709\/NFS\/\u30b3\u30f3\u30c6\u30ca\u5883\u754c\u306e\u898b\u843d\u3068\u3057 \u2192 \u5fa9\u65e7\u9577\u671f\u5316<\/li>\r\n    <\/ul>\r\n  <\/div>\r\n\r\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; height:10px;\"><\/div>\r\n\r\n  <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; border:1px solid #e5e7eb; border-radius:3px; padding:12px; background:#ffffff;\">\r\n    <div style=\"overflow-wrap:anywhere; max-width:100%; font-weight:800; margin:0 0 6px 0;\">\u8ff7\u3063\u305f\u3089\uff1a\u7121\u6599\u3067\u76f8\u8ac7\u3067\u304d\u307e\u3059<\/div>\r\n    <div style=\"overflow-wrap:anywhere; max-width:100%; font-size:12px; color:#374151; margin:0 0 8px 0;\">\r\n      \u30fb\u5171\u6709\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u30b3\u30f3\u30c6\u30ca\u3001\u672c\u756a\u30c7\u30fc\u30bf\u3001\u76e3\u67fb\u8981\u4ef6\u304c\u7d61\u3080\u5834\u5408\u306f\u3001\u7121\u7406\u306b\u6a29\u9650\u3092\u89e6\u308b\u524d\u306b\u76f8\u8ac7\u3059\u308b\u3068\u65e9\u304f\u53ce\u675f\u3057\u3084\u3059\u3044\u3067\u3059<br\/>\r\n      \u30fbOOM\u30ed\u30b0\uff08dmesg\/journalctl\uff09\u306e\u8aad\u307f\u89e3\u304d\u304c\u3067\u304d\u306a\u3044\u3002<br\/>\r\n      \u30fbSwap\u3092\u5897\u3084\u3059\u5224\u65ad\u304c\u3064\u304b\u306a\u3044\u3002<br\/>\r\n      \u30fbulimit\/prlimit\/cgroup\u306e\u3069\u308c\u304c\u52b9\u3044\u3066\u3044\u308b\u304b\u8a3a\u65ad\u304c\u3067\u304d\u306a\u3044\u3002<br\/>\r\n      \u30fb\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u7591\u3044\u306e\u30d7\u30ed\u30bb\u30b9\u7279\u5b9a\u304c\u3067\u304d\u306a\u3044\u3002<br\/>\r\n      \u30fb\u672c\u756a\u3067\u518d\u8d77\u52d5\u3084\u8a2d\u5b9a\u5909\u66f4\u3092\u5165\u308c\u3066\u3088\u3044\u304b\u8ff7\u3063\u305f\u3089\u3002<br\/>\r\n      \u30fb\u30b3\u30f3\u30c6\u30ca\u5883\u754c\uff08Kubernetes\/Docker\/systemd\uff09\u3067\u898b\u3048\u3066\u3044\u308b\u5024\u304c\u4e00\u81f4\u3057\u306a\u3044\u3002<br\/>\r\n      \u30fb\u76e3\u67fb\u30fb\u5909\u66f4\u7ba1\u7406\u306e\u90fd\u5408\u3067\u3001\u624b\u9806\u306e\u59a5\u5f53\u6027\u8aac\u660e\u304c\u5fc5\u8981\u3002\r\n    <\/div>\r\n\r\n    <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; display:flex; gap:8px; flex-wrap:wrap; align-items:stretch;\">\r\n      <a href=\"https:\/\/jouhou.main.jp\/?page_id=26983\" style=\"overflow-wrap:anywhere; max-width:100%; display:inline-block; text-decoration:none; background:#2563eb; color:#ffffff; border-radius:3px; padding:10px 12px; font-weight:700; font-size:14px;\">\u7121\u6599\u76f8\u8ac7\u30d5\u30a9\u30fc\u30e0<\/a>\r\n      <a href=\"tel:0120838831\" style=\"overflow-wrap:anywhere; max-width:100%; display:inline-block; text-decoration:none; background:#1e3a8a; color:#ffffff; border-radius:3px; padding:10px 12px; font-weight:700; font-size:14px;\">\u96fb\u8a71\u3067\u76f8\u8ac7\uff080120-838-831\uff09<\/a>\r\n      <a href=\"tel:0434224240\" style=\"overflow-wrap:anywhere; max-width:100%; display:inline-block; text-decoration:none; background:#0b1f4b; color:#ffffff; border-radius:3px; padding:10px 12px; font-weight:700; font-size:14px;\">\u6280\u8853\u8005\u76f4\u901a\uff08043-422-4240\uff09<\/a>\r\n    <\/div>\r\n\r\n    <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; height:8px;\"><\/div>\r\n\r\n    <div style=\"overflow-wrap:anywhere; max-width:100%; font-size:13px; color:#374151;\">\r\n      <strong>\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u7121\u6599\u76f8\u8ac7\r\n    <\/div>\r\n\r\n    <div style=\"max-width:100%; box-sizing:border-box; overflow:visible; height:8px;\"><\/div>\r\n\r\n    <div style=\"overflow-wrap:anywhere; max-width:100%; font-size:150%; font-weight:800; color:#111827;\">\u6839\u672c\u7684\u306a\u539f\u56e0\u306e\u7a76\u660e\u3068BCP\u5bfe\u7b56\u306f\u4ee5\u4e0b\u672c\u6587\u3078\u3002<\/div>\r\n  <\/div>\r\n<\/section>\r\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-247b5f0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"247b5f0\" data-element_type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-38541f0\" data-id=\"38541f0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d2e4659 elementor-widget elementor-widget-html\" data-id=\"d2e4659\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\r\n\r\n<div style=\"margin:0; padding:30pt; background-color:#EEEEEE;\"> <p style=\"margin:0 0 8px 0; font-size:1.2em;\"><strong>\u3082\u304f\u3058<\/strong><\/p> <ul style=\"list-style-type:none; padding-left:0; margin:0;\"> <li style=\"margin:40px 0;\"><a href=\"#sec01\">\u7b2c1\u7ae0\uff1a\u6df1\u591c\u306bENOMEM\u304c\u523a\u3055\u308b\u77ac\u9593\u2015\u2015\u300c\u307e\u3060\u52d5\u3044\u3066\u308b\u306e\u306b\u843d\u3061\u308b\u300d\u73fe\u5834\u306e\u30e2\u30e4\u30e2\u30e4\u304b\u3089\u59cb\u3081\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec02\">\u7b2c2\u7ae0\uff1aENOMEM(12)\u306f\u201c\u539f\u56e0\u540d\u201d\u3067\u306f\u306a\u3044\u2015\u2015Out of memory\uff0fOOM Killer\uff0f\u5272\u308a\u5f53\u3066\u5931\u6557\u306e\u9055\u3044\u3092\u8a00\u8a9e\u5316\u3059\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec03\">\u7b2c3\u7ae0\uff1a\u307e\u305a\u4e8b\u5b9f\u3092\u56fa\u3081\u308b\u2015\u2015free\/vmstat\/ps\/smem\u3067\u300c\u8ab0\u304c\u30fb\u3069\u3053\u3092\u30fb\u3069\u308c\u3060\u3051\u300d\u98df\u3063\u3066\u3044\u308b\u304b\u6e2c\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec04\">\u7b2c4\u7ae0\uff1a\u4f0f\u7dda\u2460 \u30e1\u30e2\u30ea\u4e0d\u8db3\u306e\u72af\u4eba\u306fRAM\u3060\u3051\u3058\u3083\u306a\u3044\u2015\u2015\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\uff0f\u30b9\u30e9\u30d6\uff0f\u533f\u540d\u30e1\u30e2\u30ea\u306e\u898b\u53d6\u308a\u56f3<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec05\">\u7b2c5\u7ae0\uff1a\u4f0f\u7dda\u2461 \u201c\u30ea\u30fc\u30af\u3063\u307d\u3055\u201d\u306e\u6b63\u4f53\u2015\u2015\u5897\u3048\u7d9a\u3051\u308bRSS\u3092\u3001\u30a2\u30d7\u30ea\u30fb\u4f9d\u5b58\u30e9\u30a4\u30d6\u30e9\u30ea\u30fb\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3067\u5207\u308a\u5206\u3051\u308b<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec06\">\u7b2c6\u7ae0\uff1a\u4f0f\u7dda\u2462 \u3044\u304d\u306a\u308a\u5897\u8a2d\u3057\u306a\u3044\u2015\u2015\u4e0a\u9650\u3092\u8a2d\u8a08\u306b\u843d\u3068\u3059\uff08\u30d0\u30c3\u30c1\u5206\u5272\u3001\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3001\u30ef\u30fc\u30ab\u30fc\u6570\u3001\u30ad\u30e5\u30fc\u5236\u5fa1\uff09<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec07\">\u7b2c7\u7ae0\uff1aOS\u5074\u3067\u8a70\u307e\u308a\u3092\u307b\u3069\u304f\u2015\u2015overcommit\u3001swappiness\u3001THP\u3001ulimit\u3001OOM\u30b9\u30b3\u30a2\u306e\u300c\u52b9\u304f\u8a2d\u5b9a\u300d<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec08\">\u7b2c8\u7ae0\uff1aswap\u306f\u60aa\u8005\u3058\u3083\u306a\u3044\u2015\u2015\u4f7f\u3044\u65b9\u3092\u9593\u9055\u3048\u306a\u3044\uff08zram\/\u30c7\u30a3\u30b9\u30afswap\u3001\u30b9\u30ed\u30c3\u30b7\u30f3\u30b0\u56de\u907f\u3001\u7dca\u6025\u9000\u907f\u306e\u8a2d\u8a08\uff09<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec09\">\u7b2c9\u7ae0\uff1a\u30b3\u30f3\u30c6\u30ca\/\u30af\u30e9\u30b9\u30bf\u306e\u4f0f\u7dda\u56de\u53ce\u2015\u2015cgroup v2\u3001requests\/limits\u3001systemd-oomd\u3001Kubernetes\u306eOOM\u3092\u201c\u4ed5\u69d8\u201d\u3068\u3057\u3066\u6271\u3046<\/a><\/li> <li style=\"margin:40px 0;\"><a href=\"#sec10\">\u7b2c10\u7ae0\uff1a\u5e30\u7d50\uff1a\u30e1\u30e2\u30ea\u306f\u201c\u5897\u3084\u3059\u8cc7\u6e90\u201d\u3067\u306f\u306a\u304f\u201c\u5b88\u308b\u4e88\u7b97\u201d\u2015\u2015\u8a08\u6e2c\u2192\u5236\u5fa1\u2192\u518d\u767a\u9632\u6b62\u3067\u3001\u6b62\u3081\u3089\u308c\u306a\u3044\u73fe\u5834\u3092\u697d\u306b\u3059\u308b<\/a><\/li> <\/ul> <\/div> \r\n\r\n\r\n\r\n<p><strong>\u3010\u6ce8\u610f\u3011<\/strong> ENOMEM(12) \u3084\u300cOut of memory\u300d\u304c\u51fa\u3066\u3044\u308b\u74b0\u5883\u3067\u306f\u3001\u539f\u56e0\u304c\u30a2\u30d7\u30ea\u4e0d\u5177\u5408\u3060\u3051\u3067\u306a\u304f\u3001OS\u8a2d\u5b9a\u3001\u30b3\u30f3\u30c6\u30ca\u5236\u9650\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u903c\u8feb\u3001\u76e3\u8996\u3084\u904b\u7528\u8a2d\u8a08\u306e\u4e0d\u8db3\u306a\u3069\u8907\u5408\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u81ea\u5df1\u6d41\u306e\u201c\u5fa9\u65e7\u4f5c\u696d\u201d\u3084\u5834\u5f53\u305f\u308a\u7684\u306a\u8a2d\u5b9a\u5909\u66f4\u3067\u88ab\u5bb3\u3092\u62e1\u5927\u3055\u305b\u306a\u3044\u305f\u3081\u3001\u500b\u5225\u6848\u4ef6\u306e\u5224\u65ad\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u306e\u3088\u3046\u306a\u5c02\u9580\u4e8b\u696d\u8005\u3078\u76f8\u8ac7\u3057\u3066\u304f\u3060\u3055\u3044\uff08\u7121\u6599\u76f8\u8ac7\u30d5\u30a9\u30fc\u30e0\uff1ahttps:\/\/jouhou.main.jp\/?page_id=26983 \uff0f\u96fb\u8a71\uff1a0120-838-831\uff09\u3002<\/p> \r\n\r\n <p>\u3000<\/p> <a id=\"sec01\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u7b2c1\u7ae0\uff1a\u6df1\u591c\u306bENOMEM\u304c\u523a\u3055\u308b\u77ac\u9593\u2015\u2015\u307e\u305a\u306f\u201c\u88ab\u5bb3\u6700\u5c0f\u5316\u201d\u306e\u30c0\u30e1\u30fc\u30b8\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb<\/h2> <p>\u300c\u6628\u65e5\u307e\u3067\u52d5\u3044\u3066\u305f\u306e\u306b\u3001\u4eca\u591c\u3060\u3051\u843d\u3061\u308b\u300d\u300c\u30ed\u30b0\u306b Out of memory \u304c\u51fa\u305f\u3002\u3067\u3001\u4f55\u304b\u3089\u624b\u3092\u4ed8\u3051\u308b\uff1f\u300d\u2015\u2015\u3053\u306e\u624b\u306e\u969c\u5bb3\u306f\u3001\u73fe\u5834\u306e\u611f\u60c5\u3092\u4e00\u6c17\u306b\u3056\u308f\u3064\u304b\u305b\u307e\u3059\u3002\u3057\u304b\u3082\u30ec\u30ac\u30b7\u30fc\u3084\u6b62\u3081\u3089\u308c\u306a\u3044\u57fa\u5e79\u304c\u7d61\u3080\u3068\u3001\u6b63\u8ad6\uff08\u5897\u8a2d\u3057\u3088\u3046\u3001\u4f5c\u308a\u76f4\u305d\u3046\uff09\u304c\u523a\u3055\u3089\u306a\u3044\u3002\u307e\u305a\u5fc5\u8981\u306a\u306e\u306f\u3001\u6839\u6027\u8ad6\u3067\u306f\u306a\u304f<strong>\u201c\u88ab\u5bb3\u6700\u5c0f\u5316\u201d\u306e\u624b\u9806<\/strong>\u3067\u3059\u3002<\/p> <p>\u982d\u306e\u4e2d\u3067\u3053\u3093\u306a\u72ec\u308a\u8a00\u304c\u8d70\u3063\u3066\u3044\u307e\u305b\u3093\u304b\u3002<\/p> <ul> <li>\u300c\u307e\u305f\u591c\u52e4\u304b\u2026\u2026\u3067\u3082\u539f\u56e0\u304c\u30a2\u30d7\u30ea\u306a\u306e\u304bOS\u306a\u306e\u304b\u3001\u4eca\u306f\u65ad\u8a00\u3067\u304d\u306a\u3044\u300d<\/li> <li>\u300c\u3068\u308a\u3042\u3048\u305a\u518d\u8d77\u52d5\u3067\u76f4\u308b\u304b\u3082\u3001\u3063\u3066\u8a00\u308f\u308c\u308b\u3051\u3069\u3001\u518d\u8d77\u52d5\u306e\u305f\u3073\u306b\u518d\u73fe\u6761\u4ef6\u304c\u5909\u308f\u308b\u306e\u304c\u4e00\u756a\u3064\u3089\u3044\u300d<\/li> <li>\u300c\u8ab0\u304b\u304c \u2018\u30e1\u30e2\u30ea\u5897\u3084\u305b\u3070\uff1f\u2019 \u3063\u3066\u8a00\u3046\u3051\u3069\u3001\u4eca\u3053\u3053\u3067\u6b32\u3057\u3044\u306e\u306f\u624b\u9806\u3060\u300d<\/li> <\/ul> <p>\u305d\u306e\u611f\u899a\u306f\u81ea\u7136\u3067\u3059\u3002ENOMEM\u3084OOM\u306f\u3001\u5358\u306a\u308b\u201c\u5bb9\u91cf\u4e0d\u8db3\u201d\u3067\u306f\u306a\u304f\u3001<strong>\u3069\u306e\u5c64\uff08\u30a2\u30d7\u30ea\uff0f\u30e9\u30f3\u30bf\u30a4\u30e0\uff0fOS\uff0f\u30b3\u30f3\u30c6\u30ca\uff0f\u30af\u30e9\u30b9\u30bf\uff09\u304c\u9650\u754c\u3092\u8fce\u3048\u305f\u304b<\/strong>\u3092\u5207\u308a\u5206\u3051\u306a\u3044\u3068\u3001\u6539\u5584\u304c\u7a4d\u307f\u4e0a\u304c\u308a\u307e\u305b\u3093\u3002<\/p> <hr> <h3>\u5192\u982d30\u79d2\uff1a\u75c7\u72b6\u2192\u53d6\u308b\u3079\u304d\u884c\u52d5\uff08\u5b89\u5168\u306a\u521d\u52d5\u30ac\u30a4\u30c9\uff09<\/h3> <table style=\"border-collapse:collapse; width:100%;\"> <tr> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u75c7\u72b6\uff08\u89b3\u6e2c\uff09<\/th> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u53d6\u308b\u3079\u304d\u884c\u52d5\uff08\u307e\u305a\u3053\u308c\uff09<\/th> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u30a2\u30d7\u30ea\u304c ENOMEM(12) \u3092\u8fd4\u3059<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u76f4\u524d\u306b\u4f55\u3092\u5272\u308a\u5f53\u3066\u305f\u304b\uff08\u30d0\u30c3\u30d5\u30a1\/\u914d\u5217\/\u8aad\u307f\u8fbc\u307f\u30b5\u30a4\u30ba\/\u4e26\u5217\u5ea6\uff09\u3092\u7279\u5b9a\u3057\u3001\u540c\u6761\u4ef6\u3067\u518d\u73fe\u30ed\u30b0\u3092\u6b8b\u3059\u3002<strong>\u3044\u304d\u306a\u308a\u8a2d\u5b9a\u3092\u5909\u3048\u305a<\/strong>\u3001\u518d\u73fe\u6027\u306e\u7834\u58ca\u3092\u907f\u3051\u308b\u3002<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">dmesg\/journal \u306b \u201cOut of memory\u201d \/ \u201cKilled process \u2026\u201d<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">OOM Killer \u4e8b\u6848\u3068\u3057\u3066\u6271\u3046\u3002\u8a72\u5f53\u6642\u523b\u306e <strong>dmesg \/ journalctl<\/strong> \u3092\u4fdd\u5168\u3057\u3001\u6bba\u3055\u308c\u305fPID\u30fb\u30e1\u30e2\u30ea\u5185\u8a33\u30fbcgroup\u6709\u7121\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u30b3\u30f3\u30c6\u30ca\u3060\u3051\u843d\u3061\u308b\uff08\u30db\u30b9\u30c8\u306f\u751f\u304d\u3066\u3044\u308b\uff09<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">cgroup \u5236\u9650\uff08memory.max \/ K8s limits\uff09\u3092\u7591\u3046\u3002\u30b3\u30f3\u30c6\u30ca\u306e\u30e1\u30e2\u30ea\u4e0a\u9650\u3068\u5b9f\u4f7f\u7528\uff08RSS\/\u30ad\u30e3\u30c3\u30b7\u30e5\uff09\u3092\u540c\u6642\u306b\u898b\u308b\u3002<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u30b9\u30ef\u30c3\u30d7\u304c\u5f35\u308a\u4ed8\u304f\uff0f\u9045\u5ef6\u304c\u6025\u5897<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u30b9\u30ed\u30c3\u30b7\u30f3\u30b0\uff08\u5165\u308c\u66ff\u3048\u5730\u7344\uff09\u56de\u907f\u304c\u6700\u512a\u5148\u3002\u8ca0\u8377\u3092\u843d\u3068\u3059\uff08\u4e26\u5217\u5ea6\/\u30d0\u30c3\u30c1\u30b5\u30a4\u30ba\/\u30ef\u30fc\u30ab\u30fc\u6570\uff09\u304b\u3001\u7dca\u6025\u9000\u907f\u3068\u3057\u3066swap\u8a2d\u8a08\u3092\u898b\u76f4\u3059\u3002<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u5fa9\u65e7\u5f8c\u3082\u3058\u308f\u3058\u308f\u60aa\u5316\uff08\u6bce\u65e5\u5c11\u3057\u305a\u3064\u5897\u3048\u308b\uff09<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u30ea\u30fc\u30af\/\u30ad\u30e3\u30c3\u30b7\u30e5\/\u65ad\u7247\u5316\/\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u5909\u5316\u306e\u5207\u308a\u5206\u3051\u3078\u3002<strong>\u6642\u7cfb\u5217\uff08\u5897\u3048\u65b9\uff09<\/strong>\u3092\u53d6\u3063\u3066\u3001\u77ed\u671f\u306e\u624b\u5f53\u3068\u6052\u4e45\u5bfe\u5fdc\u3092\u5206\u96e2\u3059\u308b\u3002<\/td> <\/tr> <\/table> <p>\u3053\u3053\u3067\u306e\u30dd\u30a4\u30f3\u30c8\u306f\u3001\u300c\u76f4\u3059\u300d\u3088\u308a\u5148\u306b<strong>\u72b6\u6cc1\u3092\u56fa\u5b9a\u3057\u3066\u3001\u8a3c\u62e0\uff08\u30ed\u30b0\u3068\u6307\u6a19\uff09\u3092\u6b8b\u3059<\/strong>\u3053\u3068\u3067\u3059\u3002\u5834\u5f53\u305f\u308a\u306e\u5909\u66f4\u306f\u3001\u6b21\u306e\u969c\u5bb3\u5bfe\u5fdc\u3067\u201c\u540c\u3058\u7a74\u201d\u3092\u6398\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u4f9d\u983c\u5224\u65ad\uff1a\u4eca\u3059\u3050\u76f8\u8ac7\u3057\u305f\u307b\u3046\u304c\u3044\u3044\u6761\u4ef6<\/h3> <ul> <li>OOM Killer \u304c\u7d99\u7d9a\u3057\u3066\u767a\u751f\u3057\u3001<strong>\u539f\u56e0\u30d7\u30ed\u30bb\u30b9\u304c\u65ad\u5b9a\u3067\u304d\u306a\u3044<\/strong><\/li> <li>\u6b62\u3081\u3089\u308c\u306a\u3044\u57fa\u5e79\u3067\u3001<strong>\u518d\u8d77\u52d5\u3084\u8a2d\u5b9a\u5909\u66f4\u306e\u30ea\u30b9\u30af\u304c\u5927\u304d\u3044<\/strong><\/li> <li>\u30b3\u30f3\u30c6\u30ca\/\u30af\u30e9\u30b9\u30bf\/\u76e3\u8996\/\u30b8\u30e7\u30d6\u8a2d\u8a08\u304c\u7d61\u307f\u3001<strong>\u5358\u4e00\u62c5\u5f53\u3067\u624b\u306b\u8ca0\u3048\u306a\u3044<\/strong><\/li> <li>\u30e1\u30e2\u30ea\u4ee5\u5916\uff08\u30b9\u30c8\u30ec\u30fc\u30b8\u903c\u8feb\u3001\u30d5\u30a1\u30a4\u30eb\u30c7\u30a3\u30b9\u30af\u30ea\u30d7\u30bf\u67af\u6e07\u3001\u30ed\u30b0\u80a5\u5927\u5316\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u5931\u6557\uff09\u304c\u540c\u6642\u306b\u7591\u308f\u3057\u3044<\/li> <\/ul> <p>\u4e00\u822c\u8ad6\u3067\u300c\u5897\u8a2d\u300d\u300c\u6700\u9069\u5316\u300d\u3068\u8a00\u3046\u306e\u306f\u7c21\u5358\u3067\u3059\u304c\u3001\u500b\u5225\u6848\u4ef6\u3067\u306f\u3001\u843d\u3068\u3057\u3066\u306f\u3044\u3051\u306a\u3044\u30b5\u30fc\u30d3\u30b9\u3001\u623b\u305b\u306a\u3044\u8a2d\u5b9a\u3001\u5b88\u308b\u3079\u304d\u30c7\u30fc\u30bf\u304c\u7d61\u307f\u307e\u3059\u3002\u5224\u65ad\u306b\u8ff7\u3063\u305f\u6642\u70b9\u3067\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u306e\u76f8\u8ac7\uff08\u7121\u6599\u76f8\u8ac7\u30d5\u30a9\u30fc\u30e0\uff1ahttps:\/\/jouhou.main.jp\/?page_id=26983 \uff0f\u96fb\u8a71\uff1a0120-838-831\uff09\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p> \r\n\r\n <p>\u3000<\/p> <a id=\"sec02\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u7b2c2\u7ae0\uff1aENOMEM(12)\u306f\u201c\u539f\u56e0\u540d\u201d\u3067\u306f\u306a\u3044\u2015\u2015Out of memory\uff0fOOM Killer\uff0f\u5272\u308a\u5f53\u3066\u5931\u6557\u3092\u5206\u3051\u3066\u8003\u3048\u308b<\/h2> <p>Linux\/Ubuntu\u3067\u898b\u308b \u201c\u30e1\u30e2\u30ea\u4e0d\u8db3\u201d \u306f\u3001\u898b\u305f\u76ee\u304c\u4f3c\u3066\u3044\u3066\u3082\u610f\u5473\u304c\u9055\u3044\u307e\u3059\u3002\u307e\u305a\u8a00\u8449\u3092\u63c3\u3048\u308b\u3060\u3051\u3067\u3001\u5bfe\u7b56\u306e\u6253\u3061\u624b\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <h3>ENOMEM(12)\uff1a\u30e6\u30fc\u30b6\u30fc\u7a7a\u9593\u3067\u300c\u78ba\u4fdd\u3067\u304d\u306a\u3044\u300d<\/h3> <p>\u30a2\u30d7\u30ea\u3084\u30e9\u30a4\u30d6\u30e9\u30ea\u304c malloc\/new\/mmap \u7b49\u3067\u30e1\u30e2\u30ea\u78ba\u4fdd\u3092\u8981\u6c42\u3057\u305f\u3068\u304d\u3001\u8981\u6c42\u3092\u6e80\u305f\u305b\u305a\u306b\u8fd4\u3063\u3066\u304f\u308b\u306e\u304c ENOMEM(12) \u3067\u3059\u3002\u3053\u3053\u3067\u91cd\u8981\u306a\u306e\u306f\u3001\u300c\u305d\u306e\u77ac\u9593\u306b\u7269\u7406RAM\u304c\u30bc\u30ed\u3060\u3063\u305f\u300d\u3068\u306f\u9650\u3089\u306a\u3044\u3053\u3068\u3067\u3059\u3002OS\u306e\u30e1\u30e2\u30ea\u7ba1\u7406\u306f\u3001\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u3084\u9045\u5ef6\u78ba\u4fdd\u3001\u5236\u9650\uff08ulimit\/cgroup\uff09\u306a\u3069\u304c\u7d61\u3080\u305f\u3081\u3001<strong>\u201c\u78ba\u4fdd\u306b\u5931\u6557\u3057\u305f\u201d\u3068\u3044\u3046\u4e8b\u5b9f<\/strong>\u3092\u51fa\u767a\u70b9\u306b\u3057\u307e\u3059\u3002<\/p> <hr> <h3>\u201cOut of memory\u201d \u3068 OOM Killer\uff1a\u30ab\u30fc\u30cd\u30eb\u304c\u300c\u8ab0\u304b\u3092\u843d\u3068\u3057\u3066\u3067\u3082\u5b88\u308b\u300d<\/h3> <p>\u4e00\u65b9\u3067\u3001\u30ab\u30fc\u30cd\u30eb\u5074\u3067\u56de\u53ce\uff08reclaim\uff09\u3057\u3066\u3082\u8ffd\u3044\u3064\u304b\u305a\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u304c\u5371\u967a\u57df\u306b\u5165\u3063\u305f\u3068\u304d\u3001\u30ab\u30fc\u30cd\u30eb\u304c\u30d7\u30ed\u30bb\u30b9\u3092\u5f37\u5236\u7d42\u4e86\u3059\u308b\u4ed5\u7d44\u307f\u304c OOM Killer \u3067\u3059\u3002\u30ed\u30b0\u306b\u306f \u201cOut of memory\u201d \u3084 \u201cKilled process \u2026\u201d \u306e\u3088\u3046\u306a\u51fa\u529b\u304c\u6b8b\u308a\u3001\u901a\u5e38\u306f\u5bfe\u8c61\u30d7\u30ed\u30bb\u30b9\u304c SIGKILL \u3067\u843d\u3061\u307e\u3059\u3002<\/p> <p>\u3053\u3053\u3067\u306e\u5fc3\u7406\u7684\u306a\u843d\u3068\u3057\u7a74\u306f\u3001\u300c\u843d\u3061\u305f\u30d7\u30ed\u30bb\u30b9\uff1d\u72af\u4eba\u300d\u3068\u6c7a\u3081\u3064\u3051\u308b\u3053\u3068\u3067\u3059\u3002OOM Killer \u306f\u201c\u6700\u60aa\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306e\u9078\u5225\u201d\u3067\u3042\u3063\u3066\u3001\u5fc5\u305a\u3057\u3082\u6839\u672c\u539f\u56e0\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u843d\u3068\u3059\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u4f8b\u3048\u3070\u3001\u3042\u308b\u30d7\u30ed\u30bb\u30b9\u304c\u6025\u5897\u3055\u305b\u305f\u30e1\u30e2\u30ea\u5727\u8feb\u306e\u7d50\u679c\u3001\u5225\u306e\u91cd\u8981\u30d7\u30ed\u30bb\u30b9\u304c\u5dfb\u304d\u8fbc\u307e\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u540c\u3058\u73fe\u8c61\u3067\u3082\u3001\u898b\u308b\u3079\u304d\u30ed\u30b0\u304c\u9055\u3046<\/h3> <table style=\"border-collapse:collapse; width:100%;\"> <tr> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u89b3\u6e2c<\/th> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u307e\u305a\u78ba\u8a8d\u3059\u308b\u3082\u306e<\/th> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">ENOMEM\u304c\u30a2\u30d7\u30ea\u30ed\u30b0\u306b\u51fa\u308b<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u30a2\u30d7\u30ea\u306e\u5272\u308a\u5f53\u3066\u7b87\u6240\u3001\u5165\u529b\u30b5\u30a4\u30ba\u3001\u4e26\u5217\u5ea6\u3001\u76f4\u524d\u306e\u51e6\u7406\u3002OS\u5074\u306f \/proc\/meminfo \u3068\u30d7\u30ed\u30bb\u30b9RSS\u306e\u63a8\u79fb\u3082\u4f75\u305b\u3066\u3002<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u201cOut of memory\u201d \u304c dmesg\/journal \u306b\u51fa\u308b<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u8a72\u5f53\u6642\u523b\u306e dmesg \/ journalctl\u3001Killed\u3055\u308c\u305fPID\u3001cgroup\u5236\u9650\u3001OOM\u30b9\u30b3\u30a2\u95a2\u9023\uff08oom_score\/oom_score_adj\uff09\u3002<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u30b3\u30f3\u30c6\u30ca\u3060\u3051OOM\u3067\u843d\u3061\u308b<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u30b3\u30f3\u30c6\u30ca\u306e\u30e1\u30e2\u30ea\u4e0a\u9650\uff08limits\uff09\u3068\u5b9f\u4f7f\u7528\u3001cgroup v2 \u306e memory.current \/ memory.max\u3001K8s\u30a4\u30d9\u30f3\u30c8\u3002<\/td> <\/tr> <\/table> <p>\u300c\u306a\u308b\u307b\u3069\u3001\u307e\u305a\u201c\u3069\u308c\u201d\u306eOOM\u306a\u306e\u304b\u3092\u6c7a\u3081\u308b\u306e\u304c\u5148\u304b\u300d\u3068\u8179\u843d\u3061\u3059\u308b\u3068\u3001\u6b21\u7ae0\u4ee5\u964d\u306e\u8a08\u6e2c\u304c\u8ff7\u5b50\u306b\u306a\u308a\u307e\u305b\u3093\u3002<\/p> \r\n\r\n <p>\u3000<\/p> <a id=\"sec03\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u7b2c3\u7ae0\uff1a\u307e\u305a\u4e8b\u5b9f\u3092\u56fa\u3081\u308b\u2015\u2015\u201c\u8ab0\u304c\u30fb\u3069\u3053\u3092\u30fb\u3069\u308c\u3060\u3051\u201d\u98df\u3063\u3066\u3044\u308b\u304b\u6e2c\u308b<\/h2> <p>\u30e1\u30e2\u30ea\u969c\u5bb3\u3067\u4e00\u756a\u3064\u3089\u3044\u306e\u306f\u3001\u300c\u63a8\u6e2c\u306e\u8b70\u8ad6\u300d\u304c\u5897\u3048\u3066\u3001\u624b\u304c\u6b62\u307e\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u3053\u306f\u5272\u308a\u5207\u3063\u3066\u3001\u77ed\u6642\u9593\u3067\u201c\u8a08\u6e2c\u306e\u578b\u201d\u3092\u4f5c\u308a\u307e\u3059\u3002\u73fe\u5834\u306e\u4f1a\u8a71\u3092\u3001\u63a8\u6e2c\u304b\u3089\u30c7\u30fc\u30bf\u3078\u623b\u3059\u7ae0\u3067\u3059\u3002<\/p> <h3>\u5168\u4f53\u50cf\uff1aRAM\u30fb\u30ad\u30e3\u30c3\u30b7\u30e5\u30fbswap\u306e3\u70b9\u30bb\u30c3\u30c8\u3067\u898b\u308b<\/h3> <ul> <li><strong>free -h<\/strong>\uff1a\u5927\u3065\u304b\u307f\uff08total\/used\/free\/buff\/cache\/available\uff09<\/li> <li><strong>vmstat 1<\/strong>\uff1a\u5909\u5316\u3092\u898b\u308b\uff08r\/b\u3001si\/so\u3001wa\u3001us\/sy\/id\uff09<\/li> <li><strong>swapon --show<\/strong> \u3068 <strong>cat \/proc\/swaps<\/strong>\uff1aswap\u306e\u6709\u7121\u3068\u30b5\u30a4\u30ba<\/li> <li><strong>cat \/proc\/meminfo<\/strong>\uff1a\u5185\u8a33\uff08MemAvailable\u3001Slab\u3001SReclaimable \u306a\u3069\uff09<\/li> <\/ul> <p>\u300cavailable \u304c\u3042\u308b\u306e\u306b ENOMEM\uff1f\u300d\u306e\u3088\u3046\u306a\u9055\u548c\u611f\u304c\u51fa\u305f\u3089\u3001<strong>\u30d7\u30ed\u30bb\u30b9\u5074\u306e\u5236\u9650\uff08ulimit\/cgroup\uff09<\/strong>\u3084\u3001\u5272\u308a\u5f53\u3066\u8981\u6c42\u306e\u6027\u8cea\uff08\u5de8\u5927\u9023\u7d9a\u9818\u57df\u3001mmap\u306e\u5931\u6557\u3001\u30aa\u30fc\u30d0\u30fc\u30b3\u30df\u30c3\u30c8\u65b9\u91dd\uff09\u3092\u7591\u3046\u6750\u6599\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u72af\u4eba\u63a2\u3057\uff1a\u30d7\u30ed\u30bb\u30b9\u306e\u201c\u5b9f\u30e1\u30e2\u30ea\u201d\u306fRSS\u3060\u3051\u3067\u6c7a\u3081\u306a\u3044<\/h3> <p>\u3088\u304f\u3042\u308b\u7f60\u304c\u300cps\u306eRSS\u304c\u5927\u304d\u3044\uff1d\u60aa\u300d\u3068\u77ed\u7d61\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u5171\u6709\u30e9\u30a4\u30d6\u30e9\u30ea\u3001\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u3001\u533f\u540d\u30e1\u30e2\u30ea\u3001\u30b9\u30ec\u30c3\u30c9\u30b9\u30bf\u30c3\u30af\u306a\u3069\u304c\u6df7\u3056\u308b\u305f\u3081\u3001\u53ef\u80fd\u306a\u3089\u6b21\u306e\u9806\u3067\u6df1\u6398\u308a\u3057\u307e\u3059\u3002<\/p> <ul> <li><strong>ps aux --sort=-rss | head<\/strong>\uff1a\u5165\u53e3\uff08\u4e0a\u4f4d\u3092\u898b\u308b\uff09<\/li> <li><strong>smem -tk<\/strong>\uff08\u5c0e\u5165\u3067\u304d\u308b\u5834\u5408\uff09\uff1aPSS\u3067\u5171\u6709\u5206\u3092\u6309\u5206\u3057\u3066\u628a\u63e1<\/li> <li><strong>pmap -x PID<\/strong>\uff1a\u3069\u306e\u9818\u57df\u304c\u5897\u3048\u3066\u3044\u308b\u304b\uff08\u30d2\u30fc\u30d7\u3001\u533f\u540d\u3001\u30de\u30c3\u30d7\u30c9\u30d5\u30a1\u30a4\u30eb\uff09<\/li> <li><strong>\/proc\/PID\/smaps_rollup<\/strong>\uff1aPSS\/RSS\/Anon\/File\u306e\u8981\u7d04<\/li> <\/ul> <p>\u300c\u307e\u305f\u65b0\u3057\u3044\u30c4\u30fc\u30eb\uff1f\u300d\u3068\u601d\u3046\u306e\u3082\u81ea\u7136\u3067\u3059\u3002\u3067\u3082\u3001\u3053\u3053\u3067\u306e\u72d9\u3044\u306f\u30c4\u30fc\u30eb\u5897\u3084\u3057\u3067\u306f\u306a\u304f\u3001<strong>\u8b70\u8ad6\u3092\u77ed\u304f\u3059\u308b<\/strong>\u3053\u3068\u3067\u3059\u3002PSS\u3084\u5185\u8a33\u304c\u898b\u3048\u308b\u3068\u3001\u300c\u5171\u6709\u304c\u5927\u304d\u3044\u3060\u3051\u300d\u300c\u533f\u540d\u304c\u5897\u3048\u3066\u3044\u308b\u300d\u300c\u30d5\u30a1\u30a4\u30eb\u30de\u30c3\u30d7\u304c\u80a5\u5927\u300d\u306a\u3069\u3001\u6253\u3061\u624b\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u6642\u7cfb\u5217\u304c\u547d\uff1a1\u56de\u306e\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3067\u6c7a\u3081\u306a\u3044<\/h3> <p>ENOMEM\u3084OOM\u306f\u201c\u77ac\u9593\u82b8\u201d\u306b\u306a\u308a\u304c\u3061\u3067\u3059\u3002\u53ef\u80fd\u306a\u3089\u3001\u6b21\u306e\u3069\u308c\u304b\u3067\u6642\u7cfb\u5217\u3092\u6b8b\u3057\u307e\u3059\u3002<\/p> <ul> <li>\u77ed\u6642\u9593\uff1a<strong>vmstat 1<\/strong> \u3092\u6570\u5206\u3001<strong>pidstat -r 1<\/strong>\uff08\u53ef\u80fd\u306a\u3089\uff09<\/li> <li>\u904b\u7528\uff1aPrometheus\/CloudWatch\u7b49\u3067<strong>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u30fbswap\u30fbOOM\u56de\u6570<\/strong>\u3092\u7d99\u7d9a\u76e3\u8996<\/li> <li>systemd\u74b0\u5883\uff1a<strong>journalctl<\/strong>\u3067OOM\u95a2\u9023\u30ed\u30b0\u306e\u6642\u523b\u3092\u8d77\u70b9\u306b\u76f8\u95a2\u3092\u898b\u308b<\/li> <\/ul> <p>\u300c\u4e00\u6669\u306b1\u56de\u3060\u3051\u843d\u3061\u308b\u300d\u7cfb\u306f\u3001\u518d\u73fe\u6761\u4ef6\u3092\u4f5c\u308a\u76f4\u3059\u3088\u308a\u3001<strong>\u6b21\u306b\u8d77\u304d\u308b\u307e\u3067\u306e\u6e96\u5099<\/strong>\u306e\u65b9\u304c\u52b9\u679c\u7684\u3067\u3059\u3002\u8a08\u6e2c\u306e\u4ed5\u8fbc\u307f\u3092\u5148\u306b\u5165\u308c\u308b\u3068\u3001\u6b21\u306e\u7ae0\u3067\u201c\u539f\u56e0\u306e\u7a2e\u985e\u201d\u304c\u898b\u3048\u3066\u304d\u307e\u3059\u3002<\/p> \r\n\r\n <p>\u3000<\/p> <a id=\"sec04\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u7b2c4\u7ae0\uff1a\u4f0f\u7dda\u2460 \u30e1\u30e2\u30ea\u4e0d\u8db3\u306e\u72af\u4eba\u306fRAM\u3060\u3051\u3058\u3083\u306a\u3044\u2015\u2015\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\uff0f\u30b9\u30e9\u30d6\uff0f\u533f\u540d\u30e1\u30e2\u30ea\u306e\u898b\u53d6\u308a\u56f3<\/h2> <p>\u300cfree\u3067\u7a7a\u304d\u304c\u5c11\u306a\u3044\uff1d\u4e0d\u8db3\u300d\u3060\u3051\u3067\u5224\u65ad\u3059\u308b\u3068\u3001\u5bfe\u7b56\u304c\u30d6\u30ec\u307e\u3059\u3002Linux\u306e\u30e1\u30e2\u30ea\u306f\u3001\u7a7a\u3044\u3066\u3044\u308b\u306a\u3089\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u4f7f\u3046\u8a2d\u8a08\u3067\u3059\u3002\u554f\u984c\u306f\u201c\u4f7f\u3063\u3066\u3044\u308b\u3053\u3068\u201d\u3067\u306f\u306a\u304f\u3001<strong>\u5fc5\u8981\u306a\u3068\u304d\u306b\u56de\u53ce\u3067\u304d\u308b\u304b<\/strong>\u3068\u3001<strong>\u56de\u53ce\u3057\u3066\u3082\u8db3\u308a\u306a\u3044\u307b\u3069\u5897\u3048\u308b\u304b<\/strong>\u3067\u3059\u3002<\/p> <h3>\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\uff1a\u7a7a\u304d\u304c\u5c11\u306a\u304f\u898b\u3048\u308b\u6700\u5927\u8981\u56e0<\/h3> <p>\u30c7\u30a3\u30b9\u30afI\/O\u3092\u6e1b\u3089\u3059\u305f\u3081\u3001\u8aad\u307f\u8fbc\u3093\u3060\u30d5\u30a1\u30a4\u30eb\u306f\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u3068\u3057\u3066RAM\u306b\u6b8b\u308a\u307e\u3059\u3002free \u306e buff\/cache \u304c\u5897\u3048\u308b\u306e\u306f\u81ea\u7136\u3067\u3001MemAvailable \u304c\u78ba\u4fdd\u3067\u304d\u3066\u3044\u308c\u3070\u76f4\u3061\u306b\u60aa\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u9006\u306b\u3001MemAvailable \u304c\u843d\u3061\u3001\u56de\u53ce\u304c\u8ffd\u3044\u3064\u304b\u306a\u3044\u72b6\u614b\u304c\u5371\u967a\u3067\u3059\u3002<\/p> <hr> <h3>\u30b9\u30e9\u30d6\uff08Slab\uff09\uff1a\u30ab\u30fc\u30cd\u30eb\u5185\u90e8\u306e\u201c\u9053\u5177\u7bb1\u201d\u304c\u80a5\u5927\u3059\u308b<\/h3> <p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3001inode\/dentry\u3001\u5404\u7a2e\u30ad\u30e3\u30c3\u30b7\u30e5\u306a\u3069\u3001\u30ab\u30fc\u30cd\u30eb\u304c\u5185\u90e8\u3067\u4f7f\u3046\u30e1\u30e2\u30ea\u304c Slab \u3067\u3059\u3002\/proc\/meminfo \u306e Slab\u3001SReclaimable\uff08\u56de\u53ce\u53ef\u80fd\u5bc4\u308a\uff09\u3001SUnreclaim\uff08\u56de\u53ce\u3057\u3065\u3089\u3044\uff09\u3092\u898b\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u7a7a\u9593\u3067\u306f\u306a\u304f\u30ab\u30fc\u30cd\u30eb\u5074\u304c\u5727\u8feb\u3057\u3066\u3044\u308b\u5146\u5019\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p> <ul> <li><strong>slabtop<\/strong>\uff1a\u3069\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u304c\u5897\u3048\u3066\u3044\u308b\u304b\u3092\u4fef\u77b0<\/li> <li><strong>\/proc\/slabinfo<\/strong>\uff1a\u8a73\u7d30\uff08\u8aad\u307f\u53d6\u308a\u306b\u6ce8\u610f\u3057\u3064\u3064\uff09<\/li> <\/ul> <p>\u5927\u91cf\u306e\u5c0f\u3055\u306a\u30d5\u30a1\u30a4\u30eb\u3092\u9ad8\u901f\u306b\u4f5c\u308b\u30fb\u6d88\u3059\u3001\u5de8\u5927\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u8d70\u67fb\u3059\u308b\u3001\u7279\u5b9a\u306e\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u304c\u504f\u308b\u2015\u2015\u3053\u3046\u3057\u305f\u6761\u4ef6\u3067\u30b9\u30e9\u30d6\u304c\u5897\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30a2\u30d7\u30ea\u3092\u7591\u3046\u524d\u306b\u3001<strong>\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u306e\u5f62<\/strong>\u3082\u4f0f\u7dda\u3068\u3057\u3066\u56de\u53ce\u3057\u3066\u304a\u304f\u3079\u304d\u3067\u3059\u3002<\/p> <hr> <h3>\u533f\u540d\u30e1\u30e2\u30ea\uff08Anon\uff09\uff1a\u30d2\u30fc\u30d7\u3001\u30b9\u30bf\u30c3\u30af\u3001JIT\u3001\u30d0\u30c3\u30d5\u30a1\u304c\u6b63\u4f53<\/h3> <p>\u30d7\u30ed\u30bb\u30b9\u304c\u78ba\u4fdd\u3059\u308b\u30d2\u30fc\u30d7\u3084\u30b9\u30bf\u30c3\u30af\u3001\u30e9\u30f3\u30bf\u30a4\u30e0\u304c\u62b1\u3048\u308b\u30e1\u30e2\u30ea\uff08JIT\/GC\u30d2\u30fc\u30d7\u306a\u3069\uff09\u306f\u533f\u540d\u30e1\u30e2\u30ea\u3068\u3057\u3066\u5897\u3048\u3084\u3059\u304f\u3001\u56de\u53ce\u306f\u7c21\u5358\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\/proc\/PID\/smaps_rollup \u306e Anon \u3084\u3001smem \u306ePSS\u304c\u5897\u3048\u7d9a\u3051\u308b\u306a\u3089\u3001\u30a2\u30d7\u30ea\u30fb\u30e9\u30f3\u30bf\u30a4\u30e0\u5074\u306e\u8a2d\u8a08\uff08\u8aad\u307f\u8fbc\u307f\u65b9\u6cd5\u3001\u30d0\u30c3\u30c1\u30b5\u30a4\u30ba\u3001\u4e26\u5217\u5ea6\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u6226\u7565\uff09\u3078\u8e0f\u307f\u8fbc\u307f\u307e\u3059\u3002<\/p> <hr> <h3>\u201c\u30af\u30fc\u30eb\u30c0\u30a6\u30f3\u201d\u306e\u8aa4\u89e3\uff1a\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u6d88\u305b\u3070\u76f4\u308b\u3001\u306f\u518d\u767a\u3059\u308b<\/h3> <p>\u7dca\u6025\u5bfe\u5fdc\u3068\u3057\u3066\u4e00\u6642\u7684\u306b\u30e1\u30e2\u30ea\u3092\u7a7a\u3051\u305f\u3044\u8a98\u60d1\u306f\u5206\u304b\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u5f37\u5236\u7684\u306b\u843d\u3068\u3059\u64cd\u4f5c\u306f\u3001\u6839\u672c\u539f\u56e0\u3092\u6d88\u3059\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u6b21\u306eI\/O\u5897\u30fb\u9045\u5ef6\u5897\u306e\u5f15\u304d\u91d1\u306b\u3082\u306a\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306e\u72d9\u3044\u306f\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u6575\u306b\u3059\u308b\u3053\u3068\u3067\u306f\u306a\u304f\u3001<strong>\u4f55\u304c\u5897\u3048\u3066\u3044\u308b\u304b\u3092\u5206\u985e\u3057\u3066\u3001\u6b21\u306e\u7ae0\u306e\u5207\u308a\u5206\u3051\u306b\u7e4b\u3052\u308b\u3053\u3068<\/strong>\u3067\u3059\u3002<\/p> <p>\u3053\u306e\u7ae0\u307e\u3067\u3067\u3001\u5c11\u306a\u304f\u3068\u3082\u6b21\u306e\u554f\u3044\u304c\u8a00\u8a9e\u5316\u3067\u304d\u308b\u306f\u305a\u3067\u3059\u3002<strong>\u300c\u5897\u3048\u3066\u3044\u308b\u306e\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u306e\u533f\u540d\u30e1\u30e2\u30ea\u304b\uff1f \u30ab\u30fc\u30cd\u30eb\u5074\uff08\u30b9\u30e9\u30d6\uff09\u304b\uff1f \u305d\u308c\u3068\u3082\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u304b\uff1f\u300d<\/strong>\u2015\u2015\u3053\u3053\u304c\u5206\u304b\u308b\u3068\u3001\u6253\u3061\u624b\u306f\u5287\u7684\u306b\u7d5e\u308c\u307e\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec05\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u7b2c5\u7ae0\uff1a\u4f0f\u7dda\u2461 \u201c\u30ea\u30fc\u30af\u3063\u307d\u3055\u201d\u306e\u6b63\u4f53\u2015\u2015\u5897\u3048\u7d9a\u3051\u308bRSS\u3092\u3001\u30a2\u30d7\u30ea\u30fb\u4f9d\u5b58\u30e9\u30a4\u30d6\u30e9\u30ea\u30fb\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3067\u5207\u308a\u5206\u3051\u308b<\/h2> <p>\u30e1\u30e2\u30ea\u554f\u984c\u3067\u4e00\u756a\u3084\u3084\u3053\u3057\u3044\u306e\u306f\u3001\u300c\u5897\u3048\u3066\u3044\u308b\u3088\u3046\u306b\u898b\u3048\u308b\u300d\u73fe\u8c61\u304c\u8907\u6570\u6df7\u3056\u308b\u3053\u3068\u3067\u3059\u3002\u73fe\u5834\u306e\u982d\u306e\u4e2d\u3067\u3001\u3053\u3093\u306a\u4f1a\u8a71\u304c\u8d77\u304d\u304c\u3061\u3067\u3059\u3002<\/p> <ul> <li>\u300c\u3084\u3063\u3071\u308a\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\uff1f \u3067\u3082\u6628\u65e5\u306f\u5e73\u6c17\u3060\u3063\u305f\u3093\u3060\u3088\u306a\u300d<\/li> <li>\u300c\u3044\u3084\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u304c\u5897\u3048\u3066\u308b\u3060\u3051\u3058\u3083\u306a\u3044\uff1f\u300d<\/li> <li>\u300c\u3068\u306b\u304b\u304f\u518d\u8d77\u52d5\u3067\u53ce\u675f\u3055\u305b\u3088\u3046\u3002\u2026\u3067\u3082\u307e\u305f\u660e\u65e5\u3001\u540c\u3058\u3060\u300d<\/li> <\/ul> <p>\u3053\u306e\u7ae0\u306e\u30b4\u30fc\u30eb\u306f\u3001\u201c\u30ea\u30fc\u30af\u201d\u3068\u3044\u3046\u8a00\u8449\u3092\u96d1\u306b\u4f7f\u308f\u306a\u3044\u3053\u3068\u3067\u3059\u3002\u8a00\u3044\u63db\u3048\u308b\u3068\u3001\u5897\u3048\u65b9\u3092\u89b3\u5bdf\u3057\u3066\u300c\u3069\u306e\u30bf\u30a4\u30d7\u306e\u5897\u52a0\u304b\u300d\u3092\u5206\u985e\u3057\u3001\u6b21\u306e\u6253\u3061\u624b\uff08\u4fee\u6b63\uff0f\u8a2d\u5b9a\uff0f\u8a2d\u8a08\u5909\u66f4\uff09\u306b\u7e4b\u3052\u307e\u3059\u3002<\/p> <hr> <h3>\u307e\u305a\u5897\u3048\u65b9\u3092\u578b\u306b\u843d\u3068\u3059\uff1a\u968e\u6bb5\u578b\uff0f\u76f4\u7dda\u578b\uff0f\u30b9\u30d1\u30a4\u30af\u578b<\/h3> <table style=\"border-collapse:collapse; width:100%;\"> <tr> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u5897\u3048\u65b9<\/th> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u3088\u304f\u3042\u308b\u6b63\u4f53<\/th> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u6b21\u306e\u4e00\u624b<\/th> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u968e\u6bb5\u578b\uff08\u51e6\u7406\u306e\u7bc0\u76ee\u3054\u3068\u306b\u5897\u3048\u3001\u623b\u3089\u306a\u3044\uff09<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u30d0\u30c3\u30c1\u306e\u7d50\u679c\u3092\u6e9c\u3081\u8fbc\u3080\u3001\u5de8\u5927\u914d\u5217\/\u30de\u30c3\u30d7\u3001\u30b9\u30ec\u30c3\u30c9\u5897\u52a0\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u4e0a\u9650\u306a\u3057<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u30d0\u30c3\u30c1\u5206\u5272\u3001\u4e0a\u9650\u8a2d\u5b9a\u3001\u7d50\u679c\u3092\u30b9\u30c8\u30ea\u30fc\u30e0\u5316\u3001\u30ef\u30fc\u30ab\u30fc\u6570\u306e\u56fa\u5b9a<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u76f4\u7dda\u578b\uff08\u6642\u9593\u3068\u3068\u3082\u306b\u3058\u308f\u3058\u308f\u5897\u3048\u308b\uff09<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u30ea\u30fc\u30af\u3001\u53c2\u7167\u4fdd\u6301\u3001\u30d7\u30fc\u30eb\u306e\u623b\u3057\u5fd8\u308c\u3001\u30ed\u30b0\/\u30e1\u30c8\u30ea\u30af\u30b9\u306e\u84c4\u7a4d\u3001\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u80a5\u5927<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u30d2\u30fc\u30d7\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3001\u53c2\u7167\u306e\u8ffd\u8de1\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u6226\u7565\u306e\u660e\u793a\u3001\u9577\u671f\u7a3c\u50cd\u30c6\u30b9\u30c8<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u30b9\u30d1\u30a4\u30af\u578b\uff08\u7279\u5b9a\u30a4\u30d9\u30f3\u30c8\u3067\u8df3\u306d\u308b\uff09<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u5165\u529b\u30b5\u30a4\u30ba\u306e\u5916\u308c\u5024\u3001\u540c\u6642\u5b9f\u884c\u306e\u96c6\u4e2d\u3001\u518d\u8a66\u884c\u306e\u96ea\u3060\u308b\u307e\u3001GC\u30bf\u30a4\u30df\u30f3\u30b0\u3001mmap\u306e\u4e00\u6642\u9818\u57df<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u5165\u529b\u306e\u4e0a\u9650\u3001\u30d0\u30c3\u30af\u30d7\u30ec\u30c3\u30b7\u30e3\u3001\u30ea\u30c8\u30e9\u30a4\u8a2d\u8a08\u3001\u540c\u6642\u5b9f\u884c\u5236\u5fa1<\/td> <\/tr> <\/table> <p>\u3053\u3053\u3067\u5927\u4e8b\u306a\u306e\u306f\u3001\u300c\u5897\u3048\u3066\u3044\u308b\uff1d\u30d0\u30b0\u300d\u3068\u5373\u65ad\u3057\u306a\u3044\u3053\u3068\u3067\u3059\u3002\u4f8b\u3048\u3070\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u3084\u4e00\u6642\u30d0\u30c3\u30d5\u30a1\u306f\u5897\u3048\u307e\u3059\u3002\u554f\u984c\u306f\u3001<strong>\u623b\u308b\u3079\u304d\u3082\u306e\u304c\u623b\u3089\u306a\u3044<\/strong>\u3001\u307e\u305f\u306f\u3001<strong>\u4e0a\u9650\u304c\u306a\u3044<\/strong>\u3053\u3068\u3067\u3059\u3002<\/p> <hr> <h3>RSS\u3060\u3051\u3067\u6c7a\u3081\u306a\u3044\uff1a\u533f\u540d\/\u30d5\u30a1\u30a4\u30eb\/\u5171\u6709\u3092\u898b\u3066\u201c\u72af\u4eba\u50cf\u201d\u3092\u56fa\u3081\u308b<\/h3> <p>\u30d7\u30ed\u30bb\u30b9\u306e\u30e1\u30e2\u30ea\u306f\u3001\u3056\u3063\u304f\u308a\u533f\u540d\uff08\u30d2\u30fc\u30d7\u7b49\uff09\u3068\u30d5\u30a1\u30a4\u30eb\u30de\u30c3\u30d7\uff08mmap\u7b49\uff09\u306b\u5206\u304b\u308c\u307e\u3059\u3002\u533f\u540d\u304c\u5897\u3048\u3066\u3044\u308b\u306a\u3089\u30a2\u30d7\u30ea\/\u30e9\u30f3\u30bf\u30a4\u30e0\u5074\u3001\u30d5\u30a1\u30a4\u30eb\u30de\u30c3\u30d7\u304c\u5897\u3048\u3066\u3044\u308b\u306a\u3089\u8aad\u307f\u8fbc\u307f\u65b9\u3084\u30ad\u30e3\u30c3\u30b7\u30e5\u3001\u5171\u6709\u304c\u5927\u304d\u3044\u306a\u3089\u30e9\u30a4\u30d6\u30e9\u30ea\u3084\u30da\u30fc\u30b8\u5171\u6709\u306e\u5f71\u97ff\u304c\u7591\u3048\u307e\u3059\u3002<\/p> <ul> <li><strong>\/proc\/PID\/smaps_rollup<\/strong>\uff1aAnon\/File\/Shared\u306e\u65b9\u5411\u611f\u3092\u3064\u304b\u3080<\/li> <li><strong>pmap -x PID<\/strong>\uff1a\u3069\u306e\u9818\u57df\u304c\u80a5\u5927\u3057\u3066\u3044\u308b\u304b\u3092\u898b\u308b<\/li> <li><strong>smem<\/strong>\uff08\u5c0e\u5165\u3067\u304d\u308b\u5834\u5408\uff09\uff1a\u5171\u6709\u3092\u6309\u5206\u3057\u305fPSS\u3067\u300c\u672c\u5f53\u306b\u98df\u3063\u3066\u308b\u300d\u3092\u898b\u308b<\/li> <\/ul> <p>\u300c\u305d\u3053\u307e\u3067\u3084\u308b\u306e\uff1f\u300d\u3068\u601d\u3046\u306e\u3082\u81ea\u7136\u3067\u3059\u3002\u305f\u3060\u3001\u3053\u3053\u3092\u30b5\u30dc\u308b\u3068\u3001\u5bfe\u7b56\u304c\u201c\u904b\u201d\u306b\u306a\u308a\u307e\u3059\u3002\u5897\u8a2d\u3084\u518d\u8d77\u52d5\u3067\u4e00\u65e6\u306f\u53ce\u675f\u3057\u3066\u3082\u3001\u6839\u304c\u6b8b\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u4f9d\u5b58\u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u201c\u8fd4\u3057\u3066\u3044\u308b\u306e\u306b\u6e1b\u3089\u306a\u3044\u201d\u554f\u984c<\/h3> <p>\u5b9f\u88c5\u304c\u6b63\u3057\u304f free \u3057\u3066\u3044\u3066\u3082\u3001\u30d7\u30ed\u30bb\u30b9\u306e\u5e38\u99d0\u30e1\u30e2\u30ea\uff08RSS\uff09\u304c\u3059\u3050\u306b\u306f\u6e1b\u3089\u306a\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u822c\u306b\u3001\u30e1\u30e2\u30ea\u30a2\u30ed\u30b1\u30fc\u30bf\u306f\u89e3\u653e\u3057\u305f\u9818\u57df\u3092\u30d7\u30ed\u30bb\u30b9\u5185\u90e8\u306e\u518d\u5229\u7528\u30d7\u30fc\u30eb\u306b\u6b8b\u3057\u3001OS\u3078\u5373\u5ea7\u306b\u8fd4\u3055\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u3001\u300c\u51e6\u7406\u306f\u7d42\u308f\u3063\u305f\u306e\u306bRSS\u304c\u9ad8\u6b62\u307e\u308a\u300d\u306b\u898b\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <p>\u3060\u304b\u3089\u3053\u305d\u3001\u5207\u308a\u5206\u3051\u306e\u554f\u3044\u306f\u3053\u3046\u3067\u3059\u3002<\/p> <ul> <li>\u6b21\u306e\u30ea\u30af\u30a8\u30b9\u30c8\/\u30b8\u30e7\u30d6\u3067\u3001\u305d\u306e\u30e1\u30e2\u30ea\u306f\u518d\u5229\u7528\u3055\u308c\u308b\u304b\uff08\u30d4\u30fc\u30af\u304c\u5897\u3048\u7d9a\u3051\u308b\u306e\u304b\uff09<\/li> <li>\u30d4\u30fc\u30af\u304c\u65e5\u3005\u66f4\u65b0\u3055\u308c\u308b\u306e\u304b\uff08\u4e0a\u9650\u304c\u306a\u3044\u306e\u304b\uff09<\/li> <li>\u7279\u5b9a\u5165\u529b\u3084\u7279\u5b9a\u6642\u523b\u306b\u3060\u3051\u8df3\u306d\u308b\u306e\u304b\uff08\u30b9\u30d1\u30a4\u30af\u306e\u8981\u56e0\u304c\u3042\u308b\u306e\u304b\uff09<\/li> <\/ul> <p>\u300c\u623b\u3089\u306a\u3044\uff1d\u5373\u30d0\u30b0\u300d\u3068\u6c7a\u3081\u306a\u3044\u4e00\u65b9\u3067\u3001\u300c\u5897\u3048\u7d9a\u3051\u308b\uff1d\u653e\u7f6e\u3067\u304d\u306a\u3044\u300d\u3082\u4e8b\u5b9f\u3067\u3059\u3002\u6b21\u7ae0\u3067\u306f\u3001\u305d\u3082\u305d\u3082\u5897\u3048\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u8a2d\u8a08\uff08\u4e0a\u9650\u306e\u8a2d\u8a08\uff09\u306b\u8e0f\u307f\u8fbc\u307f\u307e\u3059\u3002<\/p> \r\n\r\n <p>\u3000<\/p> <a id=\"sec06\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u7b2c6\u7ae0\uff1a\u4f0f\u7dda\u2462 \u3044\u304d\u306a\u308a\u5897\u8a2d\u3057\u306a\u3044\u2015\u2015\u4e0a\u9650\u3092\u8a2d\u8a08\u306b\u843d\u3068\u3059\uff08\u30d0\u30c3\u30c1\u5206\u5272\u3001\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3001\u30ef\u30fc\u30ab\u30fc\u6570\u3001\u30ad\u30e5\u30fc\u5236\u5fa1\uff09<\/h2> <p>\u300c\u30e1\u30e2\u30ea\u3092\u5897\u3084\u305b\u3070\u89e3\u6c7a\u3059\u308b\u300d\u3068\u3044\u3046\u52a9\u8a00\u304c\u523a\u3055\u3089\u306a\u3044\u306e\u306f\u3001\u73fe\u5834\u304c\u201c\u6b62\u3081\u3089\u308c\u306a\u3044\u30fb\u623b\u305b\u306a\u3044\u30fb\u691c\u8a3c\u304c\u91cd\u3044\u201d\u73fe\u5b9f\u3092\u77e5\u3063\u3066\u3044\u308b\u304b\u3089\u3067\u3059\u3002\u5897\u8a2d\u306f\u6700\u7d42\u624b\u6bb5\u3068\u3057\u3066\u5426\u5b9a\u3057\u307e\u305b\u3093\u304c\u3001\u307e\u305a\u306f<strong>\u4e0a\u9650\uff08\u4e88\u7b97\uff09\u3092\u8a2d\u8a08\u306b\u57cb\u3081\u8fbc\u3080<\/strong>\u307b\u3046\u304c\u3001\u518d\u73fe\u6027\u3068\u5b89\u5168\u6027\u304c\u4e0a\u304c\u308a\u307e\u3059\u3002\u3053\u3053\u304c\u3001\u5f8c\u534a\u3067\u8a9e\u308b\u201c\u5951\u7d04\u30fb\u69cb\u6210\u201d\u306e\u76f8\u8ac7\u30dd\u30a4\u30f3\u30c8\u306b\u3082\u76f4\u7d50\u3057\u307e\u3059\u3002<\/p> <hr> <h3>\u30d0\u30c3\u30c1\u5206\u5272\uff1a1\u56de\u3067\u5168\u90e8\u3084\u3089\u306a\u3044\u3001\u3092\u4ed5\u69d8\u306b\u3059\u308b<\/h3> <p>\u30c7\u30fc\u30bf\u51e6\u7406\u3084\u691c\u7d22\u3001\u753b\u50cf\/\u30ed\u30b0\u89e3\u6790\u306a\u3069\u3067\u3088\u304f\u3042\u308b\u306e\u304c\u300c\u5168\u90e8\u8aad\u307f\u8fbc\u3093\u3067\u304b\u3089\u51e6\u7406\u300d\u306e\u5f62\u3067\u3059\u3002\u5165\u529b\u304c\u5927\u304d\u304f\u306a\u308b\u307b\u3069\u3001\u30d4\u30fc\u30af\u30e1\u30e2\u30ea\u304c\u8df3\u306d\u4e0a\u304c\u308a\u307e\u3059\u3002\u5bfe\u7b56\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3001<strong>\u5206\u5272\u5358\u4f4d\u3092\u8a2d\u3051\u3066\u30d4\u30fc\u30af\u3092\u6291\u3048\u308b<\/strong>\u3053\u3068\u3067\u3059\u3002<\/p> <ul> <li>1\u4ef6\u305a\u3064\u51e6\u7406\u3057\u3066\u9010\u6b21\u51fa\u529b\u3059\u308b\uff08\u96c6\u8a08\u3082\u30b9\u30c8\u30ea\u30fc\u30e0\u5316\u3059\u308b\uff09<\/li> <li>\u30da\u30fc\u30b8\u30f3\u30b0\/\u30ab\u30fc\u30bd\u30eb\u3067\u53d6\u5f97\u3057\u3001\u4e0a\u9650\u4ef6\u6570\u3092\u6c7a\u3081\u308b<\/li> <li>\u201c\u5168\u4ef6\u4fdd\u6301\u201d\u304c\u5fc5\u8981\u306a\u7b87\u6240\u3060\u3051\u3001\u4ee3\u66ff\uff08\u5916\u90e8\u30b9\u30c8\u30a2\u3001\u30aa\u30f3\u30c7\u30a3\u30b9\u30af\uff09\u3092\u691c\u8a0e\u3059\u308b<\/li> <\/ul> <p>\u3053\u306e\u3068\u304d\u3001\u300c\u51e6\u7406\u304c\u9045\u304f\u306a\u308b\u306e\u3067\u306f\uff1f\u300d\u3068\u3044\u3046\u4e0d\u5b89\u304c\u51fa\u307e\u3059\u3002\u305d\u3053\u306f\u5065\u5168\u306a\u7591\u3044\u3067\u3059\u3002\u5b9f\u969b\u306b\u306f\u3001\u30e1\u30e2\u30ea\u5727\u8feb\u304c\u8d77\u304d\u308b\u3068 swap \u3084GC\u3067\u9045\u5ef6\u304c\u7206\u767a\u3057\u3001\u7d50\u679c\u7684\u306b\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u304c\u843d\u3061\u307e\u3059\u3002\u5148\u306b\u30d4\u30fc\u30af\u3092\u6291\u3048\u308b\u8a2d\u8a08\u3092\u5165\u308c\u308b\u65b9\u304c\u3001<strong>\u5168\u4f53\u3068\u3057\u3066\u5b89\u5b9a\u3057\u3066\u901f\u3044<\/strong>\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002<\/p> <hr> <h3>\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\uff1a\u7d50\u679c\u306e\u201c\u6e9c\u3081\u8fbc\u307f\u201d\u3092\u3084\u3081\u308b<\/h3> <p>Web\/API\u3067\u3082\u30d0\u30c3\u30c1\u3067\u3082\u3001\u30e1\u30e2\u30ea\u3092\u98df\u3046\u306e\u306f\u300c\u51e6\u7406\u300d\u305d\u306e\u3082\u306e\u3088\u308a\u3001\u300c\u51e6\u7406\u7d50\u679c\u3092\u914d\u5217\u306b\u7a4d\u307f\u7d9a\u3051\u308b\u300d\u884c\u70ba\u3067\u3042\u308b\u3053\u3068\u304c\u5c11\u306a\u304f\u3042\u308a\u307e\u305b\u3093\u3002\u5bfe\u7b56\u306f\u3001\u7d50\u679c\u3092\u9010\u6b21\u8fd4\u3059\u30fb\u9010\u6b21\u66f8\u304f\u8a2d\u8a08\u306b\u5bc4\u305b\u308b\u3053\u3068\u3067\u3059\u3002<\/p> <ul> <li>\u30ec\u30b9\u30dd\u30f3\u30b9\u306e\u4e00\u62ec\u751f\u6210\u3067\u306f\u306a\u304f\u3001\u30da\u30fc\u30b8\u30f3\u30b0\u3084\u6bb5\u968e\u51fa\u529b\u3092\u691c\u8a0e\u3059\u308b<\/li> <li>\u30d5\u30a1\u30a4\u30eb\u51fa\u529b\u306f\u4e00\u62ec\u30d0\u30c3\u30d5\u30a1\u3067\u306f\u306a\u304f\u3001\u9010\u6b21\u66f8\u304d\u8fbc\u307f\u306b\u3059\u308b<\/li> <li>\u4e2d\u9593\u30c7\u30fc\u30bf\u3092\u30aa\u30f3\u30e1\u30e2\u30ea\u306b\u7f6e\u304f\u524d\u63d0\u3092\u7591\u3044\u3001\u5916\u90e8\u30b9\u30c8\u30a2\/\u4e00\u6642\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u3046<\/li> <\/ul> <p>\u300c\u305d\u3093\u306a\u306e\u7406\u60f3\u8ad6\u3067\u306f\uff1f\u300d\u3068\u601d\u3046\u306e\u3082\u5206\u304b\u308a\u307e\u3059\u3002\u3060\u304b\u3089\u3053\u305d\u3001\u201c\u5168\u90e8\u30b9\u30c8\u30ea\u30fc\u30e0\u201d\u3067\u306f\u306a\u304f\u3001<strong>\u5371\u967a\u306a\u7b87\u6240\u3060\u3051\u3092\u7d5e\u3063\u3066\u4fee\u6b63<\/strong>\u3059\u308b\u306e\u304c\u73fe\u5b9f\u7684\u3067\u3059\u3002<\/p> <hr> <h3>\u30ef\u30fc\u30ab\u30fc\u6570\uff1a\u4e26\u5217\u5316\u306f\u30e1\u30e2\u30ea\u3092\u201c\u56de\u6570\u5206\u201d\u4f7f\u3046<\/h3> <p>CPU\u304c\u4f59\u3063\u3066\u3044\u308b\u3068\u3001\u3064\u3044\u4e26\u5217\u5ea6\u3092\u4e0a\u3052\u305f\u304f\u306a\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u30ef\u30fc\u30ab\u30fc\u6570\u30922\u500d\u306b\u3059\u308b\u3068\u3001\u30e1\u30e2\u30ea\u3082\u5358\u7d14\u306b2\u500d\u3068\u306f\u9650\u3089\u305a\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3084\u30d0\u30c3\u30d5\u30a1\u3001\u63a5\u7d9a\u30d7\u30fc\u30eb\u304c\u5897\u3048\u3066<strong>\u30d4\u30fc\u30af\u304c\u60f3\u5b9a\u5916\u306b\u8df3\u306d\u308b<\/strong>\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%;\"> <tr> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u8a2d\u8a08\u30dd\u30a4\u30f3\u30c8<\/th> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u5177\u4f53\u4f8b<\/th> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u4e26\u5217\u5ea6\u306b\u4e0a\u9650\u3092\u8a2d\u3051\u308b<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u30b8\u30e7\u30d6\u30ef\u30fc\u30ab\u30fc\u6570\u3001\u30b9\u30ec\u30c3\u30c9\u6570\u3001\u540c\u6642\u63a5\u7d9a\u6570\u3092\u56fa\u5b9a\u3057\u3001\u8ca0\u8377\u306b\u5fdc\u3058\u3066\u30ad\u30e5\u30fc\u3067\u5f85\u305f\u305b\u308b<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u5165\u529b\u30b5\u30a4\u30ba\u306b\u4e0a\u9650\u3092\u8a2d\u3051\u308b<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u30b5\u30a4\u30ba\u3001\u691c\u7d22\u6761\u4ef6\u3001\u30d0\u30c3\u30c1\u5bfe\u8c61\u4ef6\u6570\u306b\u5236\u9650\u3092\u8a2d\u3051\u308b<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u518d\u8a66\u884c\u306b\u6b6f\u6b62\u3081\u3092\u304b\u3051\u308b<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u5931\u6557\u6642\u306e\u30ea\u30c8\u30e9\u30a4\u304c\u540c\u6642\u591a\u767a\u3059\u308b\u3068\u3001\u30e1\u30e2\u30ea\u3068\u63a5\u7d9a\u304c\u96ea\u3060\u308b\u307e\u306b\u306a\u308b\u305f\u3081\u3001\u6307\u6570\u30d0\u30c3\u30af\u30aa\u30d5\u3068\u4e0a\u9650\u56de\u6570\u3092\u8a2d\u3051\u308b<\/td> <\/tr> <\/table> <p>\u3053\u3053\u307e\u3067\u306e\u8a71\u306f\u300c\u8a2d\u8a08\u306e\u304d\u308c\u3044\u3054\u3068\u300d\u3067\u306f\u306a\u304f\u3001<strong>\u969c\u5bb3\u6642\u306b\u53d6\u308c\u308b\u9078\u629e\u80a2\u3092\u5897\u3084\u3059<\/strong>\u305f\u3081\u306e\u201c\u30c0\u30e1\u30fc\u30b8\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306e\u4ed5\u8fbc\u307f\u201d\u3067\u3059\u3002\u6b21\u7ae0\u3067\u306f\u3001OS\u3068\u5b9f\u884c\u74b0\u5883\u5074\u3067\u306e\u8a2d\u5b9a\uff08\u30d6\u30ec\u30fc\u30ad\u3068\u30b9\u30c8\u30c3\u30d1\u30fc\uff09\u306b\u8e0f\u307f\u8fbc\u307f\u307e\u3059\u3002<\/p> \r\n\r\n <p>\u3000<\/p> <a id=\"sec07\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u7b2c7\u7ae0\uff1aOS\u5074\u3067\u8a70\u307e\u308a\u3092\u307b\u3069\u304f\u2015\u2015overcommit\u3001swappiness\u3001THP\u3001ulimit\u3001OOM\u30b9\u30b3\u30a2\u306e\u300c\u52b9\u304f\u8a2d\u5b9a\u300d<\/h2> <p>\u300c\u8a2d\u5b9a\u3092\u3044\u3058\u308b\u306e\u306f\u6016\u3044\u300d\u2015\u2015\u305d\u306e\u611f\u899a\u306f\u6b63\u3057\u3044\u3067\u3059\u3002\u7279\u306b\u672c\u756a\u3067\u3001\u7406\u7531\u306a\u304f\u5024\u3092\u5909\u3048\u308b\u306e\u306f\u5371\u967a\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u30e1\u30e2\u30ea\u554f\u984c\u306f\u30a2\u30d7\u30ea\u3060\u3051\u3067\u306f\u5b8c\u7d50\u3057\u307e\u305b\u3093\u3002OS\u5074\u306b\u306f\u3001<strong>\u5b89\u5168\u306b\u30af\u30fc\u30eb\u30c0\u30a6\u30f3\u3055\u305b\u308b\u305f\u3081\u306e\u201c\u30d6\u30ec\u30fc\u30ad\u201d<\/strong>\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u201c\u4f55\u3092\u5909\u3048\u308b\u3068\u4f55\u304c\u5909\u308f\u308b\u304b\u201d\u306e\u56e0\u679c\u3092\u3001\u3067\u304d\u308b\u3060\u3051\u8aa4\u89e3\u306a\u304f\u6574\u7406\u3057\u307e\u3059\u3002<\/p> <hr> <h3>overcommit\uff1a\u78ba\u4fdd\u3092\u8a31\u3059\u304b\u3001\u65e9\u3081\u306b\u65ad\u308b\u304b<\/h3> <p>Linux\u306f\u3001\u5b9f\u30e1\u30e2\u30ea\u304c\u8db3\u308a\u306a\u304f\u3066\u3082\u300c\u78ba\u4fdd\u8981\u6c42\u300d\u3092\u4e00\u65e6\u901a\u3059\uff08\u9045\u5ef6\u78ba\u4fdd\uff09\u8a2d\u8a08\u3092\u53d6\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u304c overcommit \u306e\u8003\u3048\u65b9\u3067\u3059\u3002\u65b9\u91dd\u6b21\u7b2c\u3067\u3001ENOMEM\u304c\u65e9\u304f\u51fa\u308b\uff08\u5b89\u5168\u306b\u65ad\u308b\uff09\u304b\u3001\u5f8c\u3067OOM\u306b\u98db\u3076\uff08\u5f8c\u304b\u3089\u7834\u7dbb\u3059\u308b\uff09\u304b\u306e\u50be\u5411\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <ul> <li>\u300c\u65e9\u3081\u306b\u5931\u6557\u3055\u305b\u305f\u3044\u300d\u8981\u4ef6\u306a\u3089\u3001overcommit\u65b9\u91dd\u306e\u898b\u76f4\u3057\u304c\u8ad6\u70b9\u306b\u306a\u308b<\/li> <li>\u300c\u3068\u306b\u304b\u304f\u843d\u3068\u3057\u305f\u304f\u306a\u3044\u300d\u8981\u4ef6\u306a\u3089\u3001OOM\u306b\u81f3\u308b\u524d\u306e\u4f59\u88d5\uff08\u8a2d\u8a08\u30fb\u76e3\u8996\uff09\u304c\u8ad6\u70b9\u306b\u306a\u308b<\/li> <\/ul> <p>\u73fe\u5834\u306e\u610f\u601d\u6c7a\u5b9a\u3068\u3057\u3066\u306f\u3001\u300c\u3069\u3061\u3089\u304c\u826f\u3044\u300d\u3067\u306f\u306a\u304f\u3001<strong>\u3069\u3061\u3089\u304c\u904b\u7528\u3057\u3084\u3059\u3044\u304b<\/strong>\u3067\u3059\u3002\u30d0\u30c3\u30c1\u306a\u3089\u65e9\u671f\u5931\u6557\u306e\u65b9\u304c\u30ea\u30ab\u30d0\u30ea\u3057\u3084\u3059\u3044\u3053\u3068\u304c\u591a\u304f\u3001\u5e38\u6642\u30b5\u30fc\u30d3\u30b9\u306a\u3089OOM\u56de\u907f\u3092\u512a\u5148\u3057\u3066\u8a2d\u8a08\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u3002\u3053\u3053\u306f\u4e00\u822c\u8ad6\u3067\u6c7a\u3081\u305a\u3001\u6848\u4ef6\u306e\u6027\u8cea\u3067\u6c7a\u3081\u307e\u3059\u3002<\/p> <hr> <h3>swappiness\uff1aswap\u3092\u3069\u3046\u4f7f\u3046\u304b\uff08\u4f7f\u308f\u306a\u3044\u3001\u3067\u306f\u306a\u304f\u201c\u3069\u3046\u4f7f\u3046\u304b\u201d\uff09<\/h3> <p>swappiness \u306f\u3001\u30e1\u30e2\u30ea\u5727\u8feb\u6642\u306bswap\u3078\u9000\u907f\u3059\u308b\u50be\u5411\u306b\u95a2\u308f\u308a\u307e\u3059\u3002swap\u3092\u5b8c\u5168\u306b\u5426\u5b9a\u3059\u308b\u3068\u3001\u30d4\u30fc\u30af\u6642\u306bOOM\u3078\u4e00\u76f4\u7dda\u306b\u306a\u308a\u3084\u3059\u3044\u4e00\u65b9\u3001swap\u306b\u5bc4\u308a\u3059\u304e\u308b\u3068\u9045\u5ef6\u304c\u5927\u304d\u304f\u306a\u308a\u307e\u3059\u3002\u91cd\u8981\u306a\u306e\u306f\u3001\u30b5\u30fc\u30d3\u30b9\u306eSLO\u306b\u5408\u308f\u305b\u3066\u300c\u8a31\u5bb9\u3067\u304d\u308b\u9045\u5ef6\u300d\u3068\u300c\u8a31\u5bb9\u3067\u304d\u306a\u3044\u505c\u6b62\u300d\u3092\u5929\u79e4\u306b\u304b\u3051\u308b\u3053\u3068\u3067\u3059\u3002<\/p> <p>\u3053\u3053\u3067\u306e\u57fa\u672c\u59ff\u52e2\u306f\u3001<strong>swap\u306e\u5b58\u5728\u3060\u3051\u3067\u5b89\u5fc3\u3057\u306a\u3044<\/strong>\u3053\u3068\u3067\u3059\u3002swap\u306f\u201c\u6700\u5f8c\u306e\u5824\u9632\u201d\u306b\u306f\u306a\u308a\u307e\u3059\u304c\u3001\u5824\u9632\u306b\u983c\u308a\u5207\u308b\u3068\u5fdc\u7b54\u304c\u5d29\u308c\u307e\u3059\u3002\u7b2c8\u7ae0\u3067\u3001swap\u3092\u904b\u7528\u8a2d\u8a08\u306b\u843d\u3068\u3059\u8a71\u306b\u9032\u3081\u307e\u3059\u3002<\/p> <hr> <h3>THP\uff08Transparent Huge Pages\uff09\uff1a\u9045\u5ef6\u3068\u30e1\u30e2\u30ea\u6319\u52d5\u306b\u5f71\u97ff\u3059\u308b\u3053\u3068\u304c\u3042\u308b<\/h3> <p>THP\u306f\u3001\u30da\u30fc\u30b8\u30b5\u30a4\u30ba\u3092\u5927\u304d\u304f\u6271\u3046\u3053\u3068\u3067\u52b9\u7387\u3092\u72d9\u3046\u4ed5\u7d44\u307f\u3067\u3059\u304c\u3001\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u306b\u3088\u3063\u3066\u306f\u9045\u5ef6\u306e\u63fa\u308c\u3084\u30e1\u30e2\u30ea\u78ba\u4fdd\u306e\u6319\u52d5\u306b\u5f71\u97ff\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u5f37\u8abf\u3057\u305f\u3044\u306e\u306f\u3001THP\u304c\u5e38\u306b\u60aa\u3044\u3068\u3044\u3046\u8a71\u3067\u306f\u306a\u304f\u3001<strong>\u201c\u52b9\u304f\/\u52b9\u304b\u306a\u3044\u201d\u304c\u6848\u4ef6\u4f9d\u5b58<\/strong>\u3060\u3068\u3044\u3046\u70b9\u3067\u3059\u3002\u89b3\u6e2c\uff08\u9045\u5ef6\u3001\u30e1\u30e2\u30ea\u65ad\u7247\u5316\u306e\u5146\u5019\u3001\u30d4\u30fc\u30af\u6642\u306e\u6319\u52d5\uff09\u3068\u30bb\u30c3\u30c8\u3067\u6271\u3044\u307e\u3059\u3002<\/p> <hr> <h3>ulimit\uff1a\u30d7\u30ed\u30bb\u30b9\u3054\u3068\u306e\u4e0a\u9650\u3067\u201c\u66b4\u8d70\u3092\u6b62\u3081\u308b\u201d<\/h3> <p>ulimit\uff08\u30ea\u30bd\u30fc\u30b9\u5236\u9650\uff09\u306f\u3001\u7121\u5236\u9650\u306b\u30e1\u30e2\u30ea\u3092\u98df\u308f\u305b\u306a\u3044\u305f\u3081\u306e\u624b\u6bb5\u306b\u306a\u308a\u5f97\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u5236\u9650\u306e\u7a2e\u985e\u306b\u3088\u3063\u3066\u52b9\u304d\u65b9\u304c\u7570\u306a\u308a\u3001OS\u3084\u30e9\u30f3\u30bf\u30a4\u30e0\u306e\u6319\u52d5\u306b\u5de6\u53f3\u3055\u308c\u307e\u3059\u3002\u91cd\u8981\u306a\u306e\u306f\u3001\u4e0a\u9650\u3092\u5165\u308c\u308b\u76ee\u7684\u304c\u300c\u843d\u3068\u3059\u300d\u3053\u3068\u3067\u306f\u306a\u304f\u3001<strong>\u843d\u3061\u65b9\u3092\u5236\u5fa1\u3057\u3066\u88ab\u5bb3\u3092\u5c40\u6240\u5316\u3059\u308b<\/strong>\u3053\u3068\u3060\u3068\u3044\u3046\u70b9\u3067\u3059\u3002<\/p> <ul> <li>\u30a2\u30d7\u30ea\u5358\u4f53\u306e\u66b4\u8d70\u3092\u6b62\u3081\u3066\u3001\u30db\u30b9\u30c8\u5168\u4f53\u306e\u5dfb\u304d\u8fbc\u307f\u3092\u907f\u3051\u308b<\/li> <li>\u5236\u9650\u8d85\u904e\u6642\u306e\u30a8\u30e9\u30fc\uff08ENOMEM\u7b49\uff09\u3092\u30a2\u30d7\u30ea\u304c\u6271\u3048\u308b\u3088\u3046\u306b\u3059\u308b<\/li> <\/ul> <p>\u300c\u5236\u9650\u3057\u305f\u3089\u7d50\u5c40\u843d\u3061\u308b\u3058\u3083\u3093\u300d\u3068\u3044\u3046\u53cd\u5fdc\u3082\u81ea\u7136\u3067\u3059\u3002\u305f\u3060\u3001\u30db\u30b9\u30c8\u3054\u3068\u843d\u3061\u3066\u5fa9\u65e7\u304c\u9577\u5f15\u304f\u3088\u308a\u3001\u30d7\u30ed\u30bb\u30b9\u5358\u4f4d\u3067\u53ce\u675f\u3055\u305b\u3089\u308c\u308b\u306a\u3089\u3001\u73fe\u5834\u306e\u8ca0\u62c5\u306f\u5927\u304d\u304f\u4e0b\u304c\u308a\u307e\u3059\u3002<\/p> <hr> <h3>OOM\u30b9\u30b3\u30a2\uff1a\u5b88\u308b\u3079\u304d\u30d7\u30ed\u30bb\u30b9\u3092\u5b88\u308b\uff08\u305f\u3060\u3057\u4e07\u80fd\u3067\u306f\u306a\u3044\uff09<\/h3> <p>OOM Killer \u306f\u3001\u30e1\u30e2\u30ea\u304c\u67af\u308c\u305f\u3068\u304d\u306b\u201c\u8ab0\u304b\u3092\u843d\u3068\u3057\u3066\u5b88\u308b\u201d\u4ed5\u7d44\u307f\u3067\u3059\u3002\u91cd\u8981\u30d7\u30ed\u30bb\u30b9\u304c\u843d\u3061\u308b\u3068\u5fa9\u65e7\u304c\u91cd\u304f\u306a\u308b\u305f\u3081\u3001OOM\u6642\u306b\u5b88\u308a\u305f\u3044\u30d7\u30ed\u30bb\u30b9\u3068\u3001\u843d\u3068\u3057\u3066\u3088\u3044\u30d7\u30ed\u30bb\u30b9\u3092\u6574\u7406\u3059\u308b\u767a\u60f3\u306f\u6709\u52b9\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u308c\u3082\u4e00\u822c\u8ad6\u306e\u9b54\u6cd5\u3067\u306f\u306a\u304f\u3001\u30d7\u30ed\u30bb\u30b9\u9593\u4f9d\u5b58\u3084\u76e3\u8996\u30fb\u81ea\u52d5\u5fa9\u65e7\u306e\u8a2d\u8a08\u3068\u30bb\u30c3\u30c8\u3067\u3059\u3002<\/p> <p>\u3053\u306e\u7ae0\u306e\u7d50\u8ad6\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u3002OS\u8a2d\u5b9a\u306f\u201c\u88cf\u6280\u201d\u3067\u306f\u306a\u304f\u3001<strong>\u8a2d\u8a08\u3067\u4f5c\u3063\u305f\u4e0a\u9650\u3068\u5408\u308f\u305b\u3066\u521d\u3081\u3066\u52b9\u304f\u30b9\u30c8\u30c3\u30d1\u30fc<\/strong>\u3067\u3059\u3002\u6b21\u306e\u7ae0\u3067\u306f\u3001swap\u3092\u300c\u60aa\u8005\u304b\u5473\u65b9\u304b\u300d\u3067\u306f\u306a\u304f\u3001\u904b\u7528\u4e0a\u306e\u5b89\u5168\u88c5\u7f6e\u3068\u3057\u3066\u6271\u3044\u307e\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec08\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u7b2c8\u7ae0\uff1aswap\u306f\u60aa\u8005\u3058\u3083\u306a\u3044\u2015\u2015\u201c\u5824\u9632\u3092\u7bc9\u304f\u201d\u305f\u3081\u306e\u4f7f\u3044\u65b9\uff08zram\/\u30c7\u30a3\u30b9\u30afswap\u3001\u30b9\u30ed\u30c3\u30b7\u30f3\u30b0\u56de\u907f\u3001\u7dca\u6025\u9000\u907f\u306e\u8a2d\u8a08\uff09<\/h2> <p>\u30e1\u30e2\u30ea\u4e0d\u8db3\u306e\u8b70\u8ad6\u3067\u3001swap\u306f\u6975\u7aef\u306b\u6271\u308f\u308c\u304c\u3061\u3067\u3059\u3002\u300cswap\u3092\u5165\u308c\u305f\u3089\u9045\u304f\u306a\u308b\u300d\u300cswap\u304c\u3042\u308b\u304b\u3089\u5927\u4e08\u592b\u300d\u2015\u2015\u3069\u3061\u3089\u3082\u534a\u5206\u3060\u3051\u6b63\u3057\u3044\u3002swap\u306f\u3001\u4e07\u80fd\u85ac\u3067\u306f\u306a\u304f\u3001<strong>\u6700\u5f8c\u306e\u5824\u9632<\/strong>\u3067\u3059\u3002\u5824\u9632\u3068\u3057\u3066\u6a5f\u80fd\u3055\u305b\u308b\u306b\u306f\u3001\u201c\u3044\u3064\u4f7f\u308f\u305b\u308b\u304b\u201d\u3068\u201c\u4f7f\u3044\u904e\u304e\u305f\u3089\u3069\u3046\u6291\u3048\u8fbc\u3080\u304b\u201d\u3092\u6c7a\u3081\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u307e\u305a\u8a00\u8449\u3092\u305d\u308d\u3048\u308b\uff1aswap\u304c\u6551\u3046\u306e\u306f\u300c\u505c\u6b62\u300d\u3067\u306f\u306a\u304f\u300c\u77ac\u9593\u7684\u306a\u5727\u8feb\u300d<\/h3> <p>swap\u306f\u3001RAM\u304c\u8db3\u308a\u306a\u3044\u77ac\u9593\u306b\u3001\u4f7f\u308f\u308c\u306b\u304f\u3044\u30da\u30fc\u30b8\u3092\u9000\u907f\u3055\u305b\u308b\u3053\u3068\u3067\u30d7\u30ed\u30bb\u30b9\u3092\u751f\u304b\u3059\u4ed5\u7d44\u307f\u3067\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u6b21\u306e\u3088\u3046\u306a\u30b1\u30fc\u30b9\u3067\u306f\u6709\u52b9\u306b\u306a\u308a\u3084\u3059\u3044\u3067\u3059\u3002<\/p> <ul> <li>\u77ed\u6642\u9593\u306e\u30b9\u30d1\u30a4\u30af\uff08\u30d0\u30c3\u30c1\u958b\u59cb\u76f4\u5f8c\u3001\u30c7\u30d7\u30ed\u30a4\u76f4\u5f8c\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u6e29\u307e\u308a\u524d\uff09<\/li> <li>\u4e00\u6642\u7684\u306a\u4e26\u5217\u5897\uff08\u30ea\u30c8\u30e9\u30a4\u96c6\u4e2d\u3001\u30ad\u30e5\u30fc\u8a70\u307e\u308a\uff09<\/li> <li>\u30e1\u30e2\u30ea\u65ad\u7247\u5316\u3084\u4e00\u6642\u9818\u57df\u304c\u7d61\u3080\u201c\u30d4\u30fc\u30af\u3060\u3051\u9ad8\u3044\u201d\u30ef\u30fc\u30af\u30ed\u30fc\u30c9<\/li> <\/ul> <p>\u9006\u306b\u3001\u5e38\u306b\u30e1\u30e2\u30ea\u304c\u8db3\u308a\u306a\u3044\u72b6\u614b\uff08\u6052\u5e38\u7684\u306a\u5727\u8feb\uff09\u3067\u306f\u3001swap\u306f\u5ef6\u547d\u3057\u3064\u3064\u9045\u5ef6\u3092\u5897\u3084\u3057\u3001\u7d50\u679c\u7684\u306b\u969c\u5bb3\u5bfe\u5fdc\u3092\u91cd\u304f\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u5fc5\u8981\u306a\u306e\u306f\u3001\u300cswap\u3067\u7c98\u308b\u300d\u3067\u306f\u306a\u304f\u300cswap\u304c\u51fa\u59cb\u3081\u305f\u3089\u8ca0\u8377\u3092\u843d\u3068\u3059\u30fb\u5165\u529b\u3092\u7d5e\u308b\u30fb\u30b8\u30e7\u30d6\u3092\u5206\u5272\u3059\u308b\u300d\u306a\u3069\u306e<strong>\u904b\u7528\u30d6\u30ec\u30fc\u30ad<\/strong>\u3067\u3059\u3002<\/p> <hr> <h3>\u30b9\u30ed\u30c3\u30b7\u30f3\u30b0\u3092\u898b\u9003\u3055\u306a\u3044\uff1a\u9045\u3044\u306e\u3067\u306f\u306a\u304f\u201c\u7d42\u308f\u3089\u306a\u3044\u201d\u72b6\u614b<\/h3> <p>swap\u304c\u904e\u5270\u306b\u4f7f\u308f\u308c\u308b\u3068\u3001\u30da\u30fc\u30b8\u306e\u5165\u308c\u66ff\u3048\u304c\u652f\u914d\u7684\u306b\u306a\u308a\u3001CPU\u304cI\/O\u5f85\u3061\u306b\u5bc4\u3063\u3066\u3044\u304d\u307e\u3059\u3002\u4f53\u611f\u3068\u3057\u3066\u306f\u300c\u9045\u3044\u300d\u3088\u308a\u3082\u300c\u5fdc\u7b54\u304c\u623b\u3089\u306a\u3044\u300d\u300c\u76e3\u8996\u3082SSH\u3082\u91cd\u3044\u300d\u3067\u3059\u3002\u3053\u3053\u306f\u611f\u899a\u3067\u5224\u65ad\u305b\u305a\u3001\u6b21\u306e\u89b3\u6e2c\u3067\u201c\u72b6\u614b\u201d\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/p> <ul> <li><strong>vmstat 1<\/strong> \u306e <code>si<\/code>\/<code>so<\/code>\uff08swap in\/out\uff09\u304c\u7d99\u7d9a\u3057\u3066\u5927\u304d\u3044<\/li> <li><strong>wa<\/strong>\uff08I\/O\u5f85\u3061\uff09\u304c\u9ad8\u6b62\u307e\u308a\u3057\u3001<strong>r<\/strong>\uff08\u5b9f\u884c\u5f85\u3061\uff09\u3082\u5897\u3048\u308b<\/li> <li><strong>free -h<\/strong> \u3067 swap \u4f7f\u7528\u91cf\u304c\u5897\u3048\u7d9a\u3051\u3001\u56de\u5fa9\u3057\u306a\u3044<\/li> <\/ul> <p>\u3053\u306e\u72b6\u614b\u306b\u5165\u3063\u305f\u3089\u3001\u300c\u539f\u56e0\u3092\u63a2\u3059\u300d\u3088\u308a\u5148\u306b<strong>\u88ab\u5bb3\u6700\u5c0f\u5316<\/strong>\u3092\u512a\u5148\u3057\u307e\u3059\u3002\u30b8\u30e7\u30d6\u306e\u4e26\u5217\u5ea6\u3092\u843d\u3068\u3059\u3001\u5165\u529b\u3092\u5236\u9650\u3059\u308b\u3001\u91cd\u3044\u51e6\u7406\u3092\u6b62\u3081\u308b\u2015\u2015\u7b2c6\u7ae0\u3067\u8a2d\u8a08\u3057\u305f\u4e0a\u9650\u304c\u3001\u3053\u3053\u3067\u52b9\u304d\u307e\u3059\u3002<\/p> <hr> <h3>zram\u3068\u30c7\u30a3\u30b9\u30afswap\uff1a\u76ee\u7684\u304c\u9055\u3046<\/h3> <table style=\"border-collapse:collapse; width:100%;\"> <tr> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u65b9\u5f0f<\/th> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u7279\u5fb4<\/th> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u5411\u304f\u30b1\u30fc\u30b9<\/th> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u6ce8\u610f\u70b9<\/th> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">zram\uff08RAM\u4e0a\u306b\u5727\u7e2eswap\uff09<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">I\/O\u3092\u4f34\u308f\u305a\u3001\u5727\u7e2e\u3067\u5b9f\u52b9\u5bb9\u91cf\u3092\u7a3c\u3050\u3002\u77ed\u671f\u30b9\u30d1\u30a4\u30af\u306b\u5f37\u3044\u3002<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u5c0f\uff5e\u4e2d\u898f\u6a21\u30b5\u30fc\u30d0\u3001VM\u3001I\/O\u304c\u5f31\u3044\u74b0\u5883\u3001\u30b9\u30d1\u30a4\u30af\u5438\u53ce<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">CPU\u3092\u4f7f\u3046\u3002\u6052\u5e38\u5727\u8feb\u306e\u201c\u9003\u3052\u9053\u201d\u306b\u3059\u308b\u3068\u9045\u5ef6\u304c\u5897\u3048\u308b\u3002<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u30c7\u30a3\u30b9\u30afswap\uff08swap\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\/\u30d5\u30a1\u30a4\u30eb\uff09<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u5bb9\u91cf\u3092\u53d6\u308a\u3084\u3059\u3044\u3002\u6700\u7d42\u9000\u907f\u3068\u3057\u3066\u306e\u5824\u9632\u306b\u306a\u308a\u5f97\u308b\u3002<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u505c\u6b62\u3092\u907f\u3051\u305f\u3044\u57fa\u5e79\u3001\u30d4\u30fc\u30af\u304c\u8aad\u307f\u306b\u304f\u3044\u74b0\u5883<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">I\/O\u6027\u80fd\u306b\u4f9d\u5b58\u3002\u4f7f\u3044\u904e\u304e\u308b\u3068\u30b9\u30ed\u30c3\u30b7\u30f3\u30b0\u5316\u3059\u308b\u3002<\/td> <\/tr> <\/table> <p>\u300c\u3069\u3061\u3089\u304c\u6b63\u89e3\u304b\u300d\u3067\u306f\u306a\u304f\u3001<strong>\u4f55\u3092\u5b88\u308b\u305f\u3081\u306b\u7f6e\u304f\u304b<\/strong>\u3067\u9078\u3073\u307e\u3059\u3002SLO\u4e0a\u3001\u505c\u6b62\u304c\u6700\u60aa\u306a\u3089\u5824\u9632\u3092\u539a\u304f\u3057\u3064\u3064\u3001\u30b9\u30ed\u30c3\u30b7\u30f3\u30b0\u306b\u5165\u308b\u524d\u306b\u8ca0\u8377\u3092\u6291\u3048\u8fbc\u3080\u904b\u7528\u304c\u5fc5\u8981\u3067\u3059\u3002\u9006\u306b\u9045\u5ef6\u304c\u6700\u60aa\u306a\u3089\u3001\u5824\u9632\u3092\u8584\u304f\u3057\u3066\u65e9\u671f\u306b\u5931\u6557\u3055\u305b\u3001\u30b8\u30e7\u30d6\u518d\u5b9f\u884c\u3084\u30ea\u30c8\u30e9\u30a4\u8a2d\u8a08\u3067\u56de\u3059\u65b9\u304c\u5b89\u5168\u306a\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u904b\u7528\u8a2d\u8a08\u3068\u3057\u3066\u306eswap\uff1a\u3057\u304d\u3044\u5024\u3068\u81ea\u52d5\u5316\u3067\u201c\u5834\u3092\u6574\u3048\u308b\u201d<\/h3> <p>swap\u3092\u5165\u308c\u308b\u306a\u3089\u3001\u300c\u3069\u306e\u72b6\u614b\u306b\u306a\u3063\u305f\u3089\u3001\u8ab0\u304c\u3001\u4f55\u3092\u3059\u308b\u304b\u300d\u307e\u3067\u6c7a\u3081\u306a\u3044\u3068\u3001\u6df1\u591c\u5bfe\u5fdc\u304c\u9577\u5f15\u304d\u307e\u3059\u3002\u4f8b\u3048\u3070\u6b21\u306e\u3088\u3046\u306b\u3001\u3057\u304d\u3044\u5024\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/p> <ul> <li>swap\u4f7f\u7528\u7387\u304c\u4e00\u5b9a\u5024\u3092\u8d85\u3048\u305f\u3089\u3001\u30d0\u30c3\u30c1\u6295\u5165\u3092\u6b62\u3081\u308b\uff0f\u30ef\u30fc\u30ab\u30fc\u6570\u3092\u6e1b\u3089\u3059<\/li> <li>swap in\/out \u304c\u7d99\u7d9a\u3057\u305f\u3089\u3001\u91cd\u3044\u51e6\u7406\u3092\u30ad\u30e5\u30fc\u306b\u623b\u3057\u3001\u30d0\u30c3\u30af\u30d7\u30ec\u30c3\u30b7\u30e3\u3092\u5f37\u3081\u308b<\/li> <li>OOM\u304c\u51fa\u308b\u524d\u306b\u3001\u91cd\u8981\u5ea6\u306e\u4f4e\u3044\u30b8\u30e7\u30d6\u3092\u6291\u3048\u8fbc\u307f\u3001\u91cd\u8981\u7cfb\u3092\u5b88\u308b<\/li> <\/ul> <p>\u3053\u3053\u307e\u3067\u3084\u3063\u3066\u521d\u3081\u3066\u3001swap\u306f\u201c\u5ef6\u547d\u201d\u3067\u306f\u306a\u304f<strong>\u88ab\u5bb3\u6700\u5c0f\u5316\u306e\u9053\u5177<\/strong>\u306b\u306a\u308a\u307e\u3059\u3002\u6b21\u7ae0\u3067\u306f\u3001\u30b3\u30f3\u30c6\u30ca\u3084\u30af\u30e9\u30b9\u30bf\u74b0\u5883\u3067\u3001\u3053\u306e\u5236\u5fa1\u304c\u3069\u3046\u30ba\u30ec\u308b\u304b\u3092\u56de\u53ce\u3057\u307e\u3059\u3002<\/p> \r\n\r\n <p>\u3000<\/p> <a id=\"sec09\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u7b2c9\u7ae0\uff1a\u30b3\u30f3\u30c6\u30ca\/\u30af\u30e9\u30b9\u30bf\u306e\u4f0f\u7dda\u56de\u53ce\u2015\u2015cgroup v2\u3001requests\/limits\u3001systemd-oomd\u3001Kubernetes\u306eOOM\u3092\u201c\u4ed5\u69d8\u201d\u3068\u3057\u3066\u6271\u3046<\/h2> <p>\u300c\u30db\u30b9\u30c8\u306f\u751f\u304d\u3066\u308b\u306e\u306b\u3001\u30b3\u30f3\u30c6\u30ca\u3060\u3051\u843d\u3061\u308b\u300d\u300cPod\u304cOOMKilled\u306b\u306a\u3063\u305f\u3051\u3069\u3001\u30ce\u30fc\u30c9\u306f\u4f59\u88d5\u3063\u307d\u3044\u300d\u2015\u2015\u3053\u3053\u3067\u6df7\u4e71\u304c\u8d77\u304d\u308b\u306e\u306f\u81ea\u7136\u3067\u3059\u3002\u30b3\u30f3\u30c6\u30ca\u3084\u30af\u30e9\u30b9\u30bf\u3067\u306f\u3001\u201c\u30e1\u30e2\u30ea\u306e\u4e16\u754c\u201d\u304c\u30db\u30b9\u30c8\u5168\u4f53\u3067\u306f\u306a\u304f\u3001<strong>cgroup\uff08\u5236\u9650\u306e\u67a0\uff09\u5358\u4f4d<\/strong>\u3067\u533a\u5207\u3089\u308c\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30e1\u30e2\u30ea\u4e0d\u8db3\u306f\u300c\u5168\u4f53\u306e\u5bb9\u91cf\u300d\u3067\u306f\u306a\u304f\u300c\u5272\u308a\u5f53\u3066\u3089\u308c\u305f\u4e88\u7b97\u300d\u306e\u554f\u984c\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u307e\u305a\u5207\u308a\u5206\u3051\u308b\uff1a\u30db\u30b9\u30c8OOM\u304b\u3001cgroup OOM\u304b<\/h3> <p>\u540c\u3058 \u201cOut of memory\u201d \u3067\u3082\u3001\u610f\u5473\u304c\u9055\u3044\u307e\u3059\u3002\u307e\u305a\u3001\u3069\u306e\u67a0\u3067\u8d77\u304d\u305f\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%;\"> <tr> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u73fe\u8c61<\/th> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u7591\u3046\u67a0<\/th> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u78ba\u8a8d\u30dd\u30a4\u30f3\u30c8<\/th> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u30ce\u30fc\u30c9\u5168\u4f53\u304c\u4e0d\u5b89\u5b9a\u3001\u8907\u6570\u30b5\u30fc\u30d3\u30b9\u304c\u5dfb\u304d\u8fbc\u307e\u308c\u308b<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u30db\u30b9\u30c8\u5168\u4f53\u306eOOM<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">dmesg\/journal\u306eOOM\u30ed\u30b0\u3001\u30ce\u30fc\u30c9\u306e\u30e1\u30e2\u30ea\u5727\u8feb\u3001swap\u3001Slab\/\u30ad\u30e3\u30c3\u30b7\u30e5\u5185\u8a33<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u7279\u5b9a\u30b3\u30f3\u30c6\u30ca\/Pod\u3060\u3051\u843d\u3061\u308b\uff08OOMKilled\uff09<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">cgroup\uff08limits\uff09\u5185\u306eOOM<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u30e1\u30e2\u30ea\u4e0a\u9650\uff08limits\uff09\u3001\u5b9f\u4f7f\u7528\uff08RSS\/\u30ad\u30e3\u30c3\u30b7\u30e5\uff09\u3001\u30a4\u30d9\u30f3\u30c8\u3001\u518d\u8d77\u52d5\u56de\u6570<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u9045\u5ef6\u304c\u5897\u3048\u308b\u304c\u843d\u3061\u306a\u3044\u3001\u5f90\u3005\u306b\u5236\u5fa1\u304c\u304b\u304b\u308b<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">memory.high\/\u5727\u8feb\u5236\u5fa1<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u30e1\u30e2\u30ea\u5727\u529b\u6307\u6a19\uff08PSI\u7b49\uff09\u3001\u30b9\u30ed\u30fc\u30c0\u30a6\u30f3\u306e\u5146\u5019\u3001\u30ad\u30e5\u30fc\u306e\u4f38\u3073<\/td> <\/tr> <\/table> <p>\u3053\u3053\u3092\u5916\u3059\u3068\u3001\u5bfe\u7b56\u304c\u7a7a\u56de\u308a\u3057\u307e\u3059\u3002\u30db\u30b9\u30c8\u304c\u4f59\u88d5\u306a\u3089\u5897\u8a2d\u3057\u3066\u3082\u610f\u5473\u304c\u8584\u304f\u3001\u9006\u306b\u30db\u30b9\u30c8\u304c\u67af\u308c\u3066\u3044\u308b\u306a\u3089Pod\u306elimits\u8abf\u6574\u3060\u3051\u3067\u306f\u5dfb\u304d\u8fbc\u307f\u304c\u6b62\u307e\u308a\u307e\u305b\u3093\u3002<\/p> <hr> <h3>cgroup v2 \u306e\u8003\u3048\u65b9\uff1a\u4e0a\u9650\uff08max\uff09\u3068\u201c\u6291\u3048\u8fbc\u307f\u201d\uff08high\uff09<\/h3> <p>cgroup v2 \u3067\u306f\u3001\u5f37\u5236\u4e0a\u9650\uff08\u4f8b\uff1a<code>memory.max<\/code>\uff09\u306b\u9054\u3059\u308b\u3068\u3001\u305d\u306e\u67a0\u5185\u3067OOM\u304c\u8d77\u304d\u5f97\u307e\u3059\u3002\u4e00\u65b9\u3001\u5f37\u5236\u4e0a\u9650\u306b\u81f3\u308b\u524d\u306b\u201c\u5727\u529b\u304c\u9ad8\u3044\u72b6\u614b\u201d\u3092\u691c\u51fa\u3057\u3001\u6291\u3048\u8fbc\u307f\uff08\u4f8b\uff1a<code>memory.high<\/code>\uff09\u3067\u30b9\u30ed\u30fc\u30c0\u30a6\u30f3\u3055\u305b\u308b\u8a2d\u8a08\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p> <p>\u73fe\u5834\u306e\u610f\u601d\u6c7a\u5b9a\u3068\u3057\u3066\u91cd\u8981\u306a\u306e\u306f\u3001\u6b21\u306e\u4e8c\u629e\u3092\u660e\u793a\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/p> <ul> <li>\u65e9\u3081\u306b\u6291\u3048\u8fbc\u307f\u3001\u9045\u304f\u3057\u3066\u3067\u3082\u843d\u3068\u3055\u306a\u3044\uff08\u305f\u3060\u3057\u9045\u5ef6\u306f\u8a31\u5bb9\u3059\u308b\uff09<\/li> <li>\u6291\u3048\u8fbc\u307f\u306f\u5f31\u3081\u3001\u4e00\u5b9a\u30e9\u30a4\u30f3\u3092\u8d85\u3048\u305f\u3089\u843d\u3068\u3057\u3066\u5fa9\u65e7\u3055\u305b\u308b\uff08\u305f\u3060\u3057\u518d\u8d77\u52d5\u306f\u8a31\u5bb9\u3059\u308b\uff09<\/li> <\/ul> <p>\u3053\u3053\u304c\u66d6\u6627\u3060\u3068\u3001\u969c\u5bb3\u6642\u306b\u300c\u9045\u3044\u306e\u3082\u5acc\u3001\u843d\u3061\u308b\u306e\u3082\u5acc\u300d\u3067\u8b70\u8ad6\u304c\u904e\u71b1\u3057\u3001\u7d50\u679c\u3068\u3057\u3066\u73fe\u5834\u304c\u75b2\u5f0a\u3057\u307e\u3059\u3002SLO\u3068\u696d\u52d9\u5f71\u97ff\u3092\u8e0f\u307e\u3048\u3001\u4ed5\u69d8\u3068\u3057\u3066\u6c7a\u3081\u308b\u9818\u57df\u3067\u3059\u3002<\/p> <hr> <h3>systemd-oomd\uff1a\u843d\u3068\u3059\u306e\u306f\u30ab\u30fc\u30cd\u30eb\u3060\u3051\u3058\u3083\u306a\u3044<\/h3> <p>Ubuntu\u3092\u542b\u3080systemd\u74b0\u5883\u3067\u306f\u3001\u30e1\u30e2\u30ea\u5727\u529b\u306b\u5fdc\u3058\u3066 systemd \u5074\u304c\u30d7\u30ed\u30bb\u30b9\u3084\u30b5\u30fc\u30d3\u30b9\u3092\u6b62\u3081\u308b\u8a2d\u8a08\u304c\u5165\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306e\u30dd\u30a4\u30f3\u30c8\u306f\u3001\u300c\u30ed\u30b0\u306e\u898b\u3048\u65b9\u304c\u5909\u308f\u308b\u300d\u3053\u3068\u3067\u3059\u3002\u30ab\u30fc\u30cd\u30ebOOM\u306e\u30ed\u30b0\u3060\u3051\u8ffd\u3063\u3066\u3044\u308b\u3068\u3001\u5225\u306e\u30ec\u30a4\u30e4\u30fc\u3067\u843d\u3068\u3055\u308c\u3066\u3044\u308b\u30b1\u30fc\u30b9\u3092\u898b\u9003\u3057\u307e\u3059\u3002<\/p> <p>\u3057\u305f\u304c\u3063\u3066\u3001\u969c\u5bb3\u89e3\u6790\u3067\u306f\u300c\u843d\u3061\u305f\u300d\u306e\u4e8b\u5b9f\u3060\u3051\u3067\u306a\u304f\u3001<strong>\u3069\u306e\u30ec\u30a4\u30e4\u30fc\u304c\u201c\u6291\u3048\u8fbc\u307f\u201d\u3092\u5b9f\u884c\u3057\u305f\u304b<\/strong>\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u3053\u308c\u304c\u5206\u304b\u308b\u3068\u3001\u300cOOM\u3060\u304b\u3089\u5897\u8a2d\u300d\u3067\u306f\u306a\u304f\u3001\u300c\u6291\u3048\u8fbc\u307f\u304c\u52b9\u304f\u8a2d\u8a08\u306b\u5bc4\u305b\u308b\u300d\u300c\u5b88\u308b\u3079\u304d\u30b5\u30fc\u30d3\u30b9\u3092\u5b88\u308b\u300d\u306a\u3069\u3001\u5b9f\u88c5\u306b\u843d\u3068\u305b\u307e\u3059\u3002<\/p> <hr> <h3>Kubernetes\uff1arequests\/limits\u306f\u201c\u8ab2\u91d1\u201d\u3067\u306f\u306a\u304f\u201c\u751f\u5b58\u6226\u7565\u201d<\/h3> <p>Kubernetes\u3067\u306f\u3001<strong>requests<\/strong> \u304c\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0\u306e\u524d\u63d0\u3001<strong>limits<\/strong> \u304c\u4e0a\u9650\uff08\u4e88\u7b97\uff09\u306b\u306a\u308a\u307e\u3059\u3002limits\u304c\u4f4e\u3059\u304e\u308b\u3068\u3001\u30ce\u30fc\u30c9\u304c\u4f59\u88d5\u3067\u3082Pod\u306f\u67a0\u5185\u3067OOM\u3057\u307e\u3059\u3002\u9006\u306brequests\u304c\u4f4e\u3059\u304e\u308b\u3068\u3001\u8a70\u3081\u8fbc\u307e\u308c\u3066\u30ce\u30fc\u30c9\u5168\u4f53\u304c\u82e6\u3057\u304f\u306a\u308a\u3001\u5225\u306ePod\u3092\u5dfb\u304d\u8fbc\u307f\u307e\u3059\u3002<\/p> <p>\u3053\u3053\u3067\u62bc\u3055\u3048\u308b\u3079\u304d\u8ad6\u70b9\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\u3002<\/p> <ul> <li>\u30d4\u30fc\u30af\u30e1\u30e2\u30ea\u3092\u898b\u7a4d\u3082\u308a\u3001limits\u306b\u53cd\u6620\u3057\u3066\u3044\u308b\u304b\uff08\u6839\u62e0\u306f\u8a08\u6e2c\u304b\uff09<\/li> <li>requests\u304c\u73fe\u5b9f\u3088\u308a\u4f4e\u304f\u3001\u904e\u5bc6\u914d\u7f6e\u3067\u201c\u30ce\u30fc\u30c9\u5074\u306e\u5727\u8feb\u201d\u3092\u8d77\u3053\u3057\u3066\u3044\u306a\u3044\u304b<\/li> <li>OOM\u6642\u306b\u518d\u8d77\u52d5\u3055\u305b\u308b\u8a2d\u8a08\u304b\u3001\u843d\u3068\u3055\u306a\u3044\u8a2d\u8a08\u304b\uff08\u72b6\u614b\u306e\u6301\u3061\u65b9\u304c\u5909\u308f\u308b\uff09<\/li> <\/ul> <p>\u300c\u307e\u305f\u8a2d\u5b9a\u9805\u76ee\u304c\u5897\u3048\u308b\u3060\u3051\u3067\u306f\uff1f\u300d\u3068\u3044\u3046\u7591\u3044\u306f\u5065\u5168\u3067\u3059\u3002\u305f\u3060\u3001\u3053\u306e\u8a2d\u8a08\u304c\u306a\u3044\u3068\u3001\u969c\u5bb3\u304c\u8d77\u304d\u305f\u77ac\u9593\u306b\u201c\u904b\u4efb\u305b\u201d\u306b\u306a\u308a\u307e\u3059\u3002requests\/limits\u306f\u904b\u7528\u3092\u5897\u3084\u3059\u305f\u3081\u3067\u306f\u306a\u304f\u3001<strong>\u843d\u3061\u65b9\u3092\u5236\u5fa1\u3057\u3066\u3001\u88ab\u5bb3\u3092\u5c40\u6240\u5316\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f<\/strong>\u3067\u3059\u3002<\/p> <hr> <h3>\u4e00\u822c\u8ad6\u306e\u9650\u754c\u304c\u51fa\u308b\u30dd\u30a4\u30f3\u30c8\uff1a\u8907\u6570\u30b5\u30fc\u30d3\u30b9\u306e\u540c\u5c45\u3068\u512a\u5148\u5ea6<\/h3> <p>\u30af\u30e9\u30b9\u30bf\u3067\u306f\u3001\u8907\u6570\u30b5\u30fc\u30d3\u30b9\u304c\u540c\u3058\u30ce\u30fc\u30c9\u306b\u4e57\u308b\u3053\u3068\u304c\u591a\u304f\u3001\u969c\u5bb3\u6642\u306b\u300c\u3069\u308c\u3092\u5b88\u308b\u304b\u300d\u304c\u9732\u308f\u306b\u306a\u308a\u307e\u3059\u3002\u91cd\u8981\u7cfb\uff08\u8a8d\u8a3c\u3001DB\u3001\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\uff09\u3092\u5b88\u308b\u306e\u304b\u3001\u30d0\u30c3\u30c1\u3092\u512a\u5148\u3059\u308b\u306e\u304b\u3002\u3053\u308c\u3092\u6c7a\u3081\u3066\u3044\u306a\u3044\u3068\u3001OOM\u306e\u305f\u3073\u306b\u5834\u304c\u8352\u308c\u3001\u8abf\u6574\u30b3\u30b9\u30c8\u304c\u7a4d\u307f\u4e0a\u304c\u308a\u307e\u3059\u3002<\/p> <p>\u3053\u306e\u6bb5\u968e\u3067\u3001\u5177\u4f53\u7684\u306a\u6848\u4ef6\uff08\u540c\u5c45\u69cb\u6210\u3001SLO\u3001\u30ea\u30ea\u30fc\u30b9\u983b\u5ea6\u3001\u591c\u9593\u4f53\u5236\uff09\u304c\u7d61\u307f\u3001\u300c\u4e00\u822c\u7684\u306b\u306f\u3053\u3046\u300d\u304c\u901a\u7528\u3057\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002\u3053\u3053\u307e\u3067\u306e\u8a08\u6e2c\u3068\u8a2d\u8a08\u306e\u6750\u6599\u3092\u6301\u3063\u305f\u4e0a\u3067\u3001\u500b\u5225\u8a2d\u8a08\u306b\u843d\u3068\u3057\u8fbc\u3080\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p> \r\n\r\n\r\n\r\n<p>\u3000<\/p> <a id=\"sec10\"><\/a> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u7b2c10\u7ae0\uff1a\u5e30\u7d50\uff1a\u30e1\u30e2\u30ea\u306f\u201c\u5897\u3084\u3059\u8cc7\u6e90\u201d\u3067\u306f\u306a\u304f\u201c\u5b88\u308b\u4e88\u7b97\u201d\u2015\u2015\u8a08\u6e2c\u2192\u5236\u5fa1\u2192\u518d\u767a\u9632\u6b62\u3067\u3001\u6b62\u3081\u3089\u308c\u306a\u3044\u73fe\u5834\u3092\u697d\u306b\u3059\u308b<\/h2> <p>\u3053\u3053\u307e\u3067\u898b\u3066\u304d\u305f\u901a\u308a\u3001ENOMEM(12) \u3084 OOM \u306f\u300c\u30e1\u30e2\u30ea\u304c\u8db3\u308a\u306a\u3044\u300d\u3068\u3044\u3046\u4e00\u8a00\u3067\u7247\u3065\u3051\u3089\u308c\u308b\u73fe\u8c61\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30a2\u30d7\u30ea\u306e\u5272\u308a\u5f53\u3066\u5931\u6557\u3001\u30ab\u30fc\u30cd\u30eb\u306e\u5f37\u5236\u7d42\u4e86\u3001\u30b3\u30f3\u30c6\u30ca\u306e\u4e88\u7b97\u8d85\u904e\u3001swap\u306e\u4f7f\u3044\u904e\u304e\u306b\u3088\u308b\u9045\u5ef6\u5d29\u58ca\u2015\u2015\u540c\u3058\u201c\u30e1\u30e2\u30ea\u4e0d\u8db3\u201d\u306e\u9854\u3092\u3057\u3066\u3001\u539f\u56e0\u306e\u5c64\u304c\u9055\u3044\u307e\u3059\u3002<\/p> <p>\u3060\u304b\u3089\u3001\u5e30\u7d50\u306f\u3053\u3046\u306a\u308a\u307e\u3059\u3002\u30e1\u30e2\u30ea\u306f\u300c\u4f59\u3063\u305f\u3089\u30e9\u30c3\u30ad\u30fc\u306a\u8cc7\u6e90\u300d\u3067\u306f\u306a\u304f\u3001<strong>\u5b88\u308b\u3079\u304d\u4e88\u7b97\uff08\u30d0\u30b8\u30a7\u30c3\u30c8\uff09<\/strong>\u3067\u3059\u3002\u4e88\u7b97\u306f\u3001\u898b\u7a4d\u3082\u308a\uff08\u8a08\u6e2c\uff09\u3057\u3001\u4e0a\u9650\uff08\u5236\u5fa1\uff09\u3092\u5165\u308c\u3001\u9038\u8131\u3057\u305f\u3089\u65e9\u3081\u306b\u77e5\u3089\u305b\u308b\uff08\u76e3\u8996\uff09\u3053\u3068\u3067\u521d\u3081\u3066\u3001\u73fe\u5834\u306e\u591c\u3092\u7a4f\u3084\u304b\u306b\u3067\u304d\u307e\u3059\u3002<\/p> <hr> <h3>\u6700\u77ed\u3067\u201c\u53ce\u675f\u201d\u3055\u305b\u308b\u305f\u3081\u306e\u4e00\u672c\u9053\uff1a\u8a08\u6e2c\u2192\u5206\u985e\u2192\u4e0a\u9650\u5236\u5fa1\u2192\u904b\u7528\u306e\u6b6f\u6b62\u3081<\/h3> <p>\u5bfe\u7b56\u3092\u4e00\u672c\u306e\u7dda\u306b\u3059\u308b\u3068\u3001\u6b21\u306e\u9806\u756a\u304c\u6700\u3082\u5d29\u308c\u306b\u304f\u3044\u3067\u3059\u3002<\/p> <ol> <li><strong>\u8a08\u6e2c<\/strong>\uff1a\u8ab0\u304c\u3001\u3069\u306e\u5185\u8a33\uff08\u533f\u540d\/\u30d5\u30a1\u30a4\u30eb\/\u30b9\u30e9\u30d6\/\u30ad\u30e3\u30c3\u30b7\u30e5\uff09\u3067\u5897\u3048\u3066\u3044\u308b\u304b\u3092\u3064\u304b\u3080<\/li> <li><strong>\u5206\u985e<\/strong>\uff1aENOMEM\u304b\u3001\u30ab\u30fc\u30cd\u30ebOOM\u304b\u3001cgroup OOM\u304b\u3092\u5207\u308a\u5206\u3051\u308b<\/li> <li><strong>\u4e0a\u9650\u5236\u5fa1<\/strong>\uff1a\u5165\u529b\u30b5\u30a4\u30ba\u3001\u4e26\u5217\u5ea6\u3001\u30d0\u30c3\u30c1\u5206\u5272\u3001\u30ad\u30e5\u30fc\u3067\u30d4\u30fc\u30af\u3092\u6291\u3048\u308b<\/li> <li><strong>\u30b9\u30c8\u30c3\u30d1\u30fc<\/strong>\uff1aOS\/\u30b3\u30f3\u30c6\u30ca\u306e\u5236\u9650\u3068\u512a\u5148\u5ea6\u3067\u3001\u5dfb\u304d\u8fbc\u307f\u3092\u6700\u5c0f\u5316\u3059\u308b<\/li> <li><strong>\u904b\u7528\u30d6\u30ec\u30fc\u30ad<\/strong>\uff1aswap\u3084\u30e1\u30e2\u30ea\u5727\u529b\u306e\u5146\u5019\u3067\u8ca0\u8377\u3092\u6291\u3048\u8fbc\u307f\u3001\u6df1\u591c\u5bfe\u5fdc\u3092\u77ed\u304f\u3059\u308b<\/li> <\/ol> <p>\u3053\u306e\u9806\u756a\u306e\u826f\u3055\u306f\u3001\u73fe\u5834\u306e\u672c\u97f3\u306b\u52b9\u304f\u3068\u3053\u308d\u3067\u3059\u3002\u300c\u307e\u305f\u65b0\u3057\u3044\u8a2d\u5b9a\uff1f\u300d\u300c\u904b\u7528\u304c\u5897\u3048\u308b\u3060\u3051\u3067\u306f\uff1f\u300d\u3068\u3044\u3046\u4e0d\u4fe1\u611f\u306b\u5bfe\u3057\u3066\u3001\u8a08\u6e2c\u3068\u4e0a\u9650\u5236\u5fa1\u304c\u5148\u306b\u3042\u308b\u3068\u3001\u5909\u66f4\u304c\u201c\u7406\u7531\u306e\u3042\u308b\u5909\u66f4\u201d\u306b\u306a\u308a\u307e\u3059\u3002\u7406\u7531\u304c\u3042\u308b\u5909\u66f4\u306f\u3001\u5f15\u304d\u7d99\u3052\u307e\u3059\u3002\u5c5e\u4eba\u5316\u3057\u307e\u305b\u3093\u3002<\/p> <hr> <h3>\u201c\u4e00\u822c\u8ad6\u201d\u304c\u52b9\u304b\u306a\u304f\u306a\u308b\u5883\u754c\uff1aSLO\u30fb\u540c\u5c45\u69cb\u6210\u30fb\u591c\u9593\u4f53\u5236<\/h3> <p>\u4e00\u65b9\u3067\u3001\u3053\u3053\u304b\u3089\u5148\u306f\u4e00\u822c\u8ad6\u306e\u9650\u754c\u304c\u306f\u3063\u304d\u308a\u51fa\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u540c\u3058ENOMEM\u3067\u3082\u3001\u6b21\u306e\u524d\u63d0\u304c\u9055\u3048\u3070\u6b63\u89e3\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <table style=\"border-collapse:collapse; width:100%;\"> <tr> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u524d\u63d0<\/th> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u554f\u3044<\/th> <th style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px; text-align:left;\">\u5bfe\u7b56\u306e\u65b9\u5411<\/th> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u505c\u6b62\u304c\u8a31\u3055\u308c\u306a\u3044\uff08\u57fa\u5e79\/\u533b\u7642\/\u6c7a\u6e08\u306a\u3069\uff09<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u843d\u3068\u3055\u306a\u3044\u4ee3\u308f\u308a\u306b\u3001\u3069\u3053\u307e\u3067\u9045\u304f\u3057\u3066\u826f\u3044\u304b<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u6291\u3048\u8fbc\u307f\uff08\u30d0\u30c3\u30af\u30d7\u30ec\u30c3\u30b7\u30e3\u3001\u512a\u5148\u5ea6\u3001\u6bb5\u968e\u7684\u5236\u9650\uff09\u3068\u5824\u9632\uff08swap\/\u5197\u9577\u5316\uff09<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u843d\u3061\u3066\u3082\u5fa9\u65e7\u3067\u304d\u308b\uff08\u30d0\u30c3\u30c1\/\u975e\u540c\u671f\uff09<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u65e9\u671f\u5931\u6557\u3067\u518d\u5b9f\u884c\u3067\u304d\u308b\u304b<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u4e0a\u9650\u3092\u5f37\u3081\u3001\u5931\u6557\u3092\u65e9\u304f\u3001\u518d\u8a66\u884c\u8a2d\u8a08\u3067\u56de\u3059<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u8907\u6570\u30b5\u30fc\u30d3\u30b9\u540c\u5c45\uff08\u30af\u30e9\u30b9\u30bf\/\u30ce\u30fc\u30c9\u5171\u6709\uff09<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u3069\u308c\u3092\u5b88\u308b\u304b\u3001\u4f55\u3092\u843d\u3068\u3057\u3066\u826f\u3044\u304b<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">requests\/limits\u3001\u512a\u5148\u5ea6\u3001\u91cd\u8981\u7cfb\u306e\u9694\u96e2\u3001\u5bb9\u91cf\u8a2d\u8a08<\/td> <\/tr> <tr> <td style=\"background-color:#eeeeee; border:1px solid #ccc; padding:8px;\">\u591c\u9593\u306e\u4eba\u624b\u304c\u8584\u3044<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u8ab0\u3067\u3082\u540c\u3058\u5224\u65ad\u304c\u3067\u304d\u308b\u304b<\/td> <td style=\"border:1px solid #ccc; padding:8px;\">\u89b3\u6e2c\u306e\u81ea\u52d5\u5316\u3001\u3057\u304d\u3044\u5024\u3001\u624b\u9806\u306e\u56fa\u5b9a\u3001\u5fa9\u65e7\u306e\u578b<\/td> <\/tr> <\/table> <p>\u3053\u3053\u307e\u3067\u6765\u308b\u3068\u3001\u300c\u30b9\u30ef\u30c3\u30d7\u3092\u5897\u3084\u3059\u3079\u304d\u304b\u300d\u300climits\u3092\u3069\u3053\u306b\u7f6e\u304f\u304b\u300d\u300c\u540c\u5c45\u3092\u8a31\u3059\u304b\u300d\u300c\u30a2\u30d7\u30ea\u3092\u76f4\u3059\u304b\u3001\u8a2d\u8a08\u3067\u6291\u3048\u308b\u304b\u300d\u306f\u3001\u5358\u306a\u308b\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3067\u306f\u306a\u304f\u3001<strong>\u5951\u7d04\u30fb\u69cb\u6210\u30fb\u904b\u7528\u8cac\u4efb\u306e\u8a2d\u8a08<\/strong>\u306b\u306a\u308a\u307e\u3059\u3002<\/p> <hr> <h3>\u6b21\u306e\u4e00\u6b69\uff1a\u60a9\u307f\u304c\u201c\u5177\u4f53\u201d\u306b\u306a\u3063\u305f\u3068\u304d\u304c\u76f8\u8ac7\u306e\u30bf\u30a4\u30df\u30f3\u30b0<\/h3> <p>\u8aad\u8005\u304c\u672c\u5f53\u306b\u56f0\u308b\u306e\u306f\u3001\u7b54\u3048\u304c\u4e00\u3064\u306b\u6c7a\u307e\u3089\u306a\u3044\u5834\u9762\u3067\u3059\u3002<\/p> <ul> <li>\u300cOOM\u3092\u9632\u304e\u305f\u3044\u304c\u3001\u9045\u5ef6\u3082\u5897\u3084\u3057\u305f\u304f\u306a\u3044\u3002\u3069\u3053\u3067\u6298\u308a\u5408\u3046\uff1f\u300d<\/li> <li>\u300cKubernetes\u306erequests\/limits\u3092\u3069\u3046\u7f6e\u3051\u3070\u3001\u5dfb\u304d\u8fbc\u307f\u304c\u6e1b\u308b\uff1f\u300d<\/li> <li>\u300c\u30ea\u30fc\u30af\u7591\u3044\u304c\u3042\u308b\u304c\u3001\u6b62\u3081\u3089\u308c\u306a\u3044\u3002\u3069\u3046\u3084\u3063\u3066\u5b89\u5168\u306b\u5207\u308a\u5206\u3051\u308b\uff1f\u300d<\/li> <li>\u300c\u591c\u9593\u4f53\u5236\u304c\u8584\u3044\u3002\u81ea\u52d5\u3067\u201c\u6291\u3048\u8fbc\u307f\u201d\u307e\u3067\u56de\u3057\u305f\u3044\u300d<\/li> <\/ul> <p>\u3053\u3053\u306f\u4e00\u822c\u8ad6\u3060\u3051\u3067\u80cc\u4e2d\u3092\u62bc\u3059\u306e\u304c\u96e3\u3057\u3044\u9818\u57df\u3067\u3059\u3002\u696d\u52d9\u5f71\u97ff\u3001SLO\u3001\u30c7\u30fc\u30bf\u306e\u91cd\u8981\u5ea6\u3001\u65e2\u5b58\u306e\u30ec\u30ac\u30b7\u30fc\u5236\u7d04\u3001\u76e3\u8996\u57fa\u76e4\u3001\u30c1\u30fc\u30e0\u4f53\u5236\u2015\u2015\u73fe\u5834\u306e\u6761\u4ef6\u3067\u6700\u9069\u89e3\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p> <p>\u3060\u304b\u3089\u3053\u305d\u3001\u5177\u4f53\u6848\u4ef6\u3067\u8ff7\u3063\u305f\u6bb5\u968e\u3067\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u306e\u76f8\u8ac7\u30fb\u4f9d\u983c\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5358\u306b\u300c\u30e1\u30e2\u30ea\u3092\u5897\u3084\u3059\/\u6e1b\u3089\u3059\u300d\u3067\u306f\u306a\u304f\u3001\u8a08\u6e2c\u3001\u8a2d\u8a08\u3001\u904b\u7528\u3001\u305d\u3057\u3066\u5dfb\u304d\u8fbc\u307f\u6700\u5c0f\u5316\u307e\u3067\u3092\u542b\u3081\u3066\u3001\u73fe\u5834\u306e\u610f\u601d\u6c7a\u5b9a\u304c\u3067\u304d\u308b\u6750\u6599\u306b\u843d\u3068\u3057\u8fbc\u307f\u307e\u3059\uff08\u7121\u6599\u76f8\u8ac7\u30d5\u30a9\u30fc\u30e0\uff1ahttps:\/\/jouhou.main.jp\/?page_id=26983 \uff0f\u96fb\u8a71\uff1a0120-838-831\uff09\u3002<\/p> <p>\u201c\u56f0\u3063\u3066\u304b\u3089\u201d\u3067\u306f\u306a\u304f\u3001\u201c\u56f0\u308a\u305d\u3046\u306a\u5f62\u304c\u898b\u3048\u305f\u3068\u304d\u201d\u304c\u3001\u6700\u3082\u30b3\u30b9\u30c8\u304c\u5c0f\u3055\u304f\u3001\u6700\u3082\u9759\u304b\u306b\u53ce\u675f\u3055\u305b\u3084\u3059\u3044\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u3059\u3002<\/p> \r\n\r\n <p>\u3000<\/p> <h2 style=\"font-size:1.2em; font-weight:bold; text-decoration:underline;\">\u4ed8\u9332\uff1a\u4e3b\u8981\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u5225\u2015\u2015\u30e1\u30e2\u30ea\u4e0d\u8db3\u3092\u62db\u304d\u3084\u3059\u3044\u843d\u3068\u3057\u7a74\u3068\u5bfe\u7b56\u306e\u89b3\u70b9<\/h2> <p>\u30e1\u30e2\u30ea\u969c\u5bb3\u306e\u518d\u767a\u3092\u6e1b\u3089\u3059\u306b\u306f\u3001OS\/\u30b3\u30f3\u30c6\u30ca\u3060\u3051\u3067\u306a\u304f\u3001\u8a00\u8a9e\u30e9\u30f3\u30bf\u30a4\u30e0\u3084\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u201c\u30af\u30bb\u201d\u3092\u524d\u63d0\u306b\u8a2d\u8a08\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u300c\u8a00\u8a9e\u3054\u3068\u306b\u3001\u3069\u3053\u3067\u4e88\u7b97\u3092\u8d85\u3048\u3084\u3059\u3044\u304b\u300d\u3092\u6574\u7406\u3057\u307e\u3059\u3002<\/p> <hr> <h3>C \/ C++<\/h3> <ul> <li><strong>\u843d\u3068\u3057\u7a74<\/strong>\uff1a\u89e3\u653e\u6f0f\u308c\uff08\u30ea\u30fc\u30af\uff09\u3001\u4e8c\u91cd\u89e3\u653e\u3001\u5de8\u5927\u9023\u7d9a\u78ba\u4fdd\u3001\u30e1\u30e2\u30ea\u65ad\u7247\u5316\u3001\u72ec\u81ea\u30a2\u30ed\u30b1\u30fc\u30bf\u306e\u7656<\/li> <li><strong>\u89b3\u70b9<\/strong>\uff1a\u30d4\u30fc\u30af\u304c\u5165\u529b\u30b5\u30a4\u30ba\u3068\u76f4\u7d50\u3057\u3084\u3059\u3044\u3002\u30b9\u30ec\u30c3\u30c9\u6570\u30fb\u30d0\u30c3\u30d5\u30a1\u6570\u304c\u5897\u3048\u308b\u3068\u7dda\u5f62\u306b\u5897\u3048\u3084\u3059\u3044<\/li> <li><strong>\u5bfe\u7b56<\/strong>\uff1a\u5165\u529b\u4e0a\u9650\u3068\u30d0\u30c3\u30c1\u5206\u5272\u3001\u30a2\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u56de\u6570\u524a\u6e1b\u3001\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\uff08heap\/alloc\uff09\u3001\u5931\u6557\u6642\u306e\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\uff08ENOMEM\u6642\u306b\u5b89\u5168\u306b\u629c\u3051\u308b\uff09<\/li> <\/ul> <hr> <h3>Rust<\/h3> <ul> <li><strong>\u843d\u3068\u3057\u7a74<\/strong>\uff1a\u6240\u6709\u6a29\u3067\u5b89\u5168\u3067\u3082\u3001\u8a2d\u8a08\u4e0a\u306e\u201c\u6e9c\u3081\u8fbc\u307f\u201d\u306f\u8d77\u304d\u308b\uff08Vec\/HashMap\u306e\u80a5\u5927\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u7121\u5236\u9650\u3001clone\u591a\u7528\uff09<\/li> <li><strong>\u89b3\u70b9<\/strong>\uff1a\u5b89\u5168\u6027\u3068\u30e1\u30e2\u30ea\u52b9\u7387\u306f\u5225\u554f\u984c\u3002\u975e\u540c\u671f\/\u4e26\u5217\u3067\u540c\u6642\u4fdd\u6301\u304c\u5897\u3048\u308b\u3068\u30d4\u30fc\u30af\u304c\u8df3\u306d\u308b<\/li> <li><strong>\u5bfe\u7b56<\/strong>\uff1a\u5bb9\u91cf\u4e0a\u9650\u3001\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3001Backpressure\u3001\u30e1\u30e2\u30ea\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3001\u5fc5\u8981\u306a\u3089\u30a2\u30ed\u30b1\u30fc\u30bf\u8a2d\u5b9a\u3084\u65ad\u7247\u5316\u5bfe\u7b56\u3092\u691c\u8a0e<\/li> <\/ul> <hr> <h3>Go<\/h3> <ul> <li><strong>\u843d\u3068\u3057\u7a74<\/strong>\uff1aGC\u306e\u30d2\u30fc\u30d7\u6210\u9577\u3001\u5de8\u5927\u30b9\u30e9\u30a4\u30b9\/\u30de\u30c3\u30d7\u3001\u53c2\u7167\u4fdd\u6301\u3067\u89e3\u653e\u3055\u308c\u306a\u3044\u3001\u30b4\u30eb\u30fc\u30c1\u30f3\u306e\u5897\u6b96\u3001\u30d0\u30c3\u30d5\u30a1\u306e\u4f7f\u3044\u56de\u3057\u4e0d\u8db3<\/li> <li><strong>\u89b3\u70b9<\/strong>\uff1aRSS\u304c\u5373\u5ea7\u306b\u6e1b\u3089\u306a\u3044\u3053\u3068\u304c\u3042\u308b\u3002\u30d4\u30fc\u30af\u6642\u306bGC\u304c\u8ffd\u3044\u3064\u304b\u305a\u9045\u5ef6\u304c\u5897\u3048\u308b\u5834\u5408\u304c\u3042\u308b<\/li> <li><strong>\u5bfe\u7b56<\/strong>\uff1a\u540c\u6642\u5b9f\u884c\u5236\u5fa1\u3001\u30d0\u30c3\u30c1\u5206\u5272\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u4e0a\u9650\u3001\u4e0d\u8981\u53c2\u7167\u306e\u5207\u65ad\u3001\u30d2\u30fc\u30d7\/GC\u306e\u30e1\u30c8\u30ea\u30af\u30b9\u76e3\u8996\u3001\u5165\u529b\u30b5\u30a4\u30ba\u5236\u9650<\/li> <\/ul> <hr> <h3>Java \/ Kotlin \/ Scala\uff08JVM\u7cfb\uff09<\/h3> <ul> <li><strong>\u843d\u3068\u3057\u7a74<\/strong>\uff1a\u30d2\u30fc\u30d7\u4e0d\u8db3\u3001\u30e1\u30bf\u30b9\u30da\u30fc\u30b9\u4e0d\u8db3\u3001\u30b9\u30ec\u30c3\u30c9\u30b9\u30bf\u30c3\u30af\u306e\u7a4d\u307f\u4e0a\u304c\u308a\u3001\u30aa\u30d5\u30d2\u30fc\u30d7\uff08DirectBuffer\u7b49\uff09\u306e\u80a5\u5927\u3001GC\u505c\u6b62\u306e\u5897\u5927<\/li> <li><strong>\u89b3\u70b9<\/strong>\uff1aJVM\u306e\u30d2\u30fc\u30d7\u8a2d\u5b9a\u3060\u3051\u898b\u3066\u3044\u308b\u3068\u3001\u30cd\u30a4\u30c6\u30a3\u30d6\u9818\u57df\u3084Direct\u30e1\u30e2\u30ea\u3067\u67af\u308c\u308b\u3053\u3068\u304c\u3042\u308b<\/li> <li><strong>\u5bfe\u7b56<\/strong>\uff1a\u30d2\u30fc\u30d7\u30fb\u30e1\u30bf\u30b9\u30da\u30fc\u30b9\u30fbDirect\u30fb\u30b9\u30ec\u30c3\u30c9\u6570\u306e\u4e88\u7b97\u914d\u5206\u3001\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\uff08\u30d2\u30fc\u30d7\u30c0\u30f3\u30d7\u7b49\uff09\u3001\u30d0\u30c3\u30c1\u5206\u5272\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u4e0a\u9650\u3001\u30b3\u30f3\u30c6\u30ca\u4e0a\u9650\u3068\u306e\u6574\u5408<\/li> <\/ul> <hr> <h3>Python<\/h3> <ul> <li><strong>\u843d\u3068\u3057\u7a74<\/strong>\uff1a\u5de8\u5927\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff08\u30ea\u30b9\u30c8\/\u8f9e\u66f8\uff09\u3001\u30c7\u30fc\u30bf\u30d5\u30ec\u30fc\u30e0\u7b49\u306e\u4e00\u62ec\u4fdd\u6301\u3001\u30b3\u30d4\u30fc\u306e\u9023\u9396\u3001\u53c2\u7167\u4fdd\u6301\uff08\u30b0\u30ed\u30fc\u30d0\u30eb\/\u30ad\u30e3\u30c3\u30b7\u30e5\uff09\u3001\u30d7\u30ed\u30bb\u30b9\u5206\u5c90\u3067\u306e\u30e1\u30e2\u30ea\u8907\u88fd<\/li> <li><strong>\u89b3\u70b9<\/strong>\uff1a\u4e00\u62ec\u8aad\u307f\u8fbc\u307f\u304c\u30d4\u30fc\u30af\u3092\u4f5c\u308a\u3084\u3059\u3044\u3002\u4e26\u5217\u51e6\u7406\uff08\u30d7\u30ed\u30bb\u30b9\/\u30ef\u30fc\u30ab\u30fc\uff09\u3067\u30e1\u30e2\u30ea\u304c\u56de\u6570\u5206\u5897\u3048\u3084\u3059\u3044<\/li> <li><strong>\u5bfe\u7b56<\/strong>\uff1a\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3001\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u6d3b\u7528\u3001\u30d0\u30c3\u30c1\u5206\u5272\u3001\u30ef\u30fc\u30ab\u30fc\u6570\u5236\u9650\u3001\u5165\u529b\u30b5\u30a4\u30ba\u4e0a\u9650\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u660e\u793a\u3001\u76e3\u8996\u3067\u30d4\u30fc\u30af\u3092\u628a\u63e1<\/li> <\/ul> <hr> <h3>Node.js\uff08JavaScript\uff09<\/h3> <ul> <li><strong>\u843d\u3068\u3057\u7a74<\/strong>\uff1a\u30d2\u30fc\u30d7\u4e0a\u9650\u5230\u9054\u3001Promise\/\u30ad\u30e5\u30fc\u306e\u6e9c\u3081\u8fbc\u307f\u3001\u30ed\u30b0\/\u30d0\u30c3\u30d5\u30a1\u306e\u84c4\u7a4d\u3001\u540c\u6642\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u96c6\u4e2d\u3001GC\u8ca0\u8377\u3067\u306e\u9045\u5ef6\u5897<\/li> <li><strong>\u89b3\u70b9<\/strong>\uff1a\u30a4\u30d9\u30f3\u30c8\u30eb\u30fc\u30d7\u304c\u8a70\u307e\u308b\u3068\u201c\u9045\u5ef6\u201d\u3068\u3057\u3066\u5148\u306b\u51fa\u308b\u3002\u30d2\u30fc\u30d7\u4e0a\u9650\u306b\u8fd1\u3065\u304f\u3068GC\u3067\u5fdc\u7b54\u304c\u8352\u308c\u3084\u3059\u3044<\/li> <li><strong>\u5bfe\u7b56<\/strong>\uff1a\u30d0\u30c3\u30af\u30d7\u30ec\u30c3\u30b7\u30e3\u3001\u540c\u6642\u5b9f\u884c\u5236\u5fa1\u3001\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3001\u30ad\u30e5\u30fc\u4e0a\u9650\u3001\u5165\u529b\u5236\u9650\u3001\u30d2\u30fc\u30d7\/GC\u30e1\u30c8\u30ea\u30af\u30b9\u76e3\u8996<\/li> <\/ul> <hr> <h3>PHP<\/h3> <ul> <li><strong>\u843d\u3068\u3057\u7a74<\/strong>\uff1amemory_limit\u5230\u9054\u3001\u914d\u5217\u306e\u80a5\u5927\u3001\u6587\u5b57\u5217\u7d50\u5408\u306e\u591a\u7528\u3001\u5de8\u5927\u30ec\u30b9\u30dd\u30f3\u30b9\u751f\u6210\u3001\u30d0\u30c3\u30c1\u3092Web\u5b9f\u884c\u3057\u3066\u30d4\u30fc\u30af\u304c\u8df3\u306d\u308b<\/li> <li><strong>\u89b3\u70b9<\/strong>\uff1aWeb\u30d7\u30ed\u30bb\u30b9\u306f\u540c\u6642\u5b9f\u884c\u6570\u3067\u7dcf\u6d88\u8cbb\u304c\u5897\u3048\u308b\u30021\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u4e0a\u9650\u8a2d\u8a08\u304c\u91cd\u8981<\/li> <li><strong>\u5bfe\u7b56<\/strong>\uff1a\u30d0\u30c3\u30c1\u306fCLI\u3078\u5206\u96e2\u3001\u30da\u30fc\u30b8\u30f3\u30b0\/\u5206\u5272\u3001\u540c\u6642\u5b9f\u884c\u5236\u5fa1\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u4e0a\u9650\u3001\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3001Web\/CLI\u305d\u308c\u305e\u308c\u306e\u4e0a\u9650\u3092\u8a2d\u8a08<\/li> <\/ul> <hr> <h3>.NET\uff08C# \u306a\u3069\uff09<\/h3> <ul> <li><strong>\u843d\u3068\u3057\u7a74<\/strong>\uff1aLOH\uff08\u5927\u304d\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff09\u306b\u3088\u308b\u65ad\u7247\u5316\u3001\u975e\u540c\u671f\u3067\u306e\u540c\u6642\u4fdd\u6301\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\/\u30d0\u30c3\u30d5\u30a1\u7121\u5236\u9650\u3001GC\u8a2d\u5b9a\u4e0d\u6574\u5408<\/li> <li><strong>\u89b3\u70b9<\/strong>\uff1a\u30d4\u30fc\u30af\u6642\u306b\u5927\u304d\u306a\u914d\u5217\u3084\u30d0\u30c3\u30d5\u30a1\u3092\u78ba\u4fdd\u3059\u308b\u3068\u3001\u65ad\u7247\u5316\u3084GC\u8ca0\u8377\u304c\u8868\u9762\u5316\u3057\u3084\u3059\u3044<\/li> <li><strong>\u5bfe\u7b56<\/strong>\uff1a\u30d0\u30c3\u30d5\u30a1\u518d\u5229\u7528\u3001\u5206\u5272\u51e6\u7406\u3001\u540c\u6642\u5b9f\u884c\u5236\u5fa1\u3001\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3001\u30b3\u30f3\u30c6\u30ca\u4e0a\u9650\u3068\u306e\u6574\u5408\u3001\u76e3\u8996\u3067\u5146\u5019\u3092\u6355\u307e\u3048\u308b<\/li> <\/ul> <hr> <h3>\u8a00\u8a9e\u306b\u5171\u901a\u3059\u308b\u6700\u91cd\u8981\u30dd\u30a4\u30f3\u30c8\uff1a\u4e0a\u9650\u306e\u8a2d\u8a08\u3068\u201c\u5dfb\u304d\u8fbc\u307f\u9632\u6b62\u201d<\/h3> <p>\u3069\u306e\u8a00\u8a9e\u3067\u3082\u3001\u6700\u5f8c\u306f\u540c\u3058\u554f\u3044\u306b\u623b\u308a\u307e\u3059\u3002<\/p> <ul> <li>\u5165\u529b\u30b5\u30a4\u30ba\u3068\u4e26\u5217\u5ea6\u306b<strong>\u4e0a\u9650<\/strong>\u306f\u3042\u308b\u304b<\/li> <li>\u30d4\u30fc\u30af\u304c\u6765\u305f\u3068\u304d\u306b\u3001\u51e6\u7406\u3092<strong>\u6291\u3048\u8fbc\u307f<\/strong>\u3067\u304d\u308b\u304b<\/li> <li>\u843d\u3061\u305f\u3068\u304d\u306b\u3001\u88ab\u5bb3\u304c<strong>\u5c40\u6240\u5316<\/strong>\u3055\u308c\u308b\u8a2d\u8a08\u304b<\/li> <li>\u6b21\u306b\u8d77\u304d\u305f\u3068\u304d\u3001\u539f\u56e0\u304c\u5206\u304b\u308b<strong>\u8a08\u6e2c<\/strong>\u304c\u4ed5\u8fbc\u307e\u308c\u3066\u3044\u308b\u304b<\/li> <\/ul> <p>\u3053\u308c\u3089\u306f\u3001\u5b9f\u88c5\u3060\u3051\u3067\u306a\u304f\u3001\u74b0\u5883\uff08Ubuntu\u8a2d\u5b9a\u3001\u30b3\u30f3\u30c6\u30ca\u5236\u9650\u3001\u30af\u30e9\u30b9\u30bf\u540c\u5c45\u3001\u591c\u9593\u4f53\u5236\uff09\u3068\u4e00\u4f53\u3067\u3059\u3002\u500b\u5225\u6848\u4ef6\u3067\u300c\u3069\u3053\u306b\u4e0a\u9650\u3092\u7f6e\u304f\u3079\u304d\u304b\u300d\u300c\u4f55\u3092\u5b88\u308b\u3079\u304d\u304b\u300d\u306b\u60a9\u3093\u3060\u3089\u3001<strong>\u682a\u5f0f\u4f1a\u793e\u60c5\u5831\u5de5\u5b66\u7814\u7a76\u6240<\/strong>\u3078\u306e\u76f8\u8ac7\u30fb\u4f9d\u983c\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\uff08\u7121\u6599\u76f8\u8ac7\u30d5\u30a9\u30fc\u30e0\uff1ahttps:\/\/jouhou.main.jp\/?page_id=26983 \uff0f\u96fb\u8a71\uff1a0120-838-831\uff09\u3002\u8a2d\u8a08\u3068\u904b\u7528\u3092\u542b\u3081\u3066\u3001\u73fe\u5834\u304c\u7d0d\u5f97\u3067\u304d\u308b\u201c\u4e88\u7b97\u306e\u7f6e\u304d\u65b9\u201d\u306b\u843d\u3068\u3057\u8fbc\u307f\u307e\u3059\u3002<\/p> \r\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-88834ee elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"88834ee\" data-element_type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-13cf26b9\" data-id=\"13cf26b9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6455cd82 elementor-widget elementor-widget-text-editor\" data-id=\"6455cd82\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<style>h1.dai {    display: inline-block;    font-weight: bold;    border-left: solid 5px #38b3f2;    border-bottom: solid 1px #38b3f2;    margin-top: 25px; \/* \u4e0a\u306e\u7a7a\u767d\u30922\u500d *\/    margin-bottom: 5px;    padding: 5px 5px 5px 5px;    font-size: 18px; \/* \u6587\u5b57\u306e\u5927\u304d\u3055\u309218px\u306b\u8a2d\u5b9a *\/}h2.fukudai {    display: inline-block;    font-weight: bold;    border-left: solid 5px #38b3f2;    border-bottom: solid 1px #38b3f2;    margin-top: 25px; \/* \u4e0a\u306e\u7a7a\u767d\u30922\u500d *\/    margin-bottom: 5px;    padding: 5px 5px 5px 5px;    font-size: 18px; \/* \u6587\u5b57\u306e\u5927\u304d\u3055\u309218px\u306b\u8a2d\u5b9a *\/}.fukudai {    display: inline-block;    font-weight: bold;    border-left: solid 5px #38b3f2;    border-bottom: solid 1px #38b3f2;    margin: 0 auto 50px;    padding: 5px 5px 5px 5px;    font-size: 18px; \/* \u6587\u5b57\u306e\u5927\u304d\u3055\u309218px\u306b\u8a2d\u5b9a *\/}.fukudai {    display: inline-block;    font-weight: bold;    border-left: solid 5px #38b3f2;    border-bottom: solid 1px #38b3f2;    margin: 0 auto 50px;    padding: 5px 5px 5px 5px;    font-size: 18px; \/* \u6587\u5b57\u306e\u5927\u304d\u3055\u309218px\u306b\u8a2d\u5b9a *\/}<\/style><h2 class='fukudai'>\u306f\u3058\u3081\u306b<\/h2><br><p>     Ubuntu\u3092\u904b\u7528\u3059\u308b\u4e0a\u3067\u907f\u3051\u3066\u901a\u308c\u306a\u3044\u8ab2\u984c\u306e\u4e00\u3064\u306b\u3001\u30e1\u30e2\u30ea\u4e0d\u8db3\u306b\u3088\u308b\u300cOut of Memory\uff08OOM\uff09\u300d\u30a8\u30e9\u30fc\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30a8\u30e9\u30fc\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u5fc5\u8981\u3068\u3059\u308b\u30e1\u30e2\u30ea\u3092\u78ba\u4fdd\u3067\u304d\u306a\u3044\u5834\u5408\u306b\u767a\u751f\u3057\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u505c\u6b62\u3084\u30c7\u30fc\u30bf\u306e\u640d\u5931\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002\u7279\u306b\u3001\u30b5\u30fc\u30d0\u30fc\u3084\u91cd\u8981\u306a\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u3092\u7ba1\u7406\u3057\u3066\u3044\u308bIT\u62c5\u5f53\u8005\u3084\u7ba1\u7406\u8005\u306b\u3068\u3063\u3066\u3001\u3053\u3046\u3057\u305f\u30c8\u30e9\u30d6\u30eb\u306e\u672a\u7136\u9632\u6b62\u3068\u8fc5\u901f\u306a\u5bfe\u51e6\u306f\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001Ubuntu\u306b\u304a\u3051\u308b\u30e1\u30e2\u30ea\u4e0d\u8db3\u306e\u539f\u56e0\u3092\u7406\u89e3\u3057\u3001\u73fe\u72b6\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u306e\u5177\u4f53\u7684\u306a\u5bfe\u7b56\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002\u30b7\u30b9\u30c6\u30e0\u306e\u5b89\u5b9a\u6027\u5411\u4e0a\u306b\u5f79\u7acb\u3064\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u3001\u4e07\u4e00\u306e\u969b\u306b\u3082\u5b89\u5fc3\u3057\u3066\u5bfe\u5fdc\u3067\u304d\u308b\u77e5\u8b58\u3092\u8eab\u306b\u3064\u3051\u3066\u3044\u305f\u3060\u304f\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u3066\u3044\u307e\u3059\u3002<\/p><br><br><p>\u30e1\u30e2\u30ea\u4e0d\u8db3\u306e\u539f\u56e0\u306f\u591a\u5c90\u306b\u308f\u305f\u308a\u307e\u3059\u304c\u3001\u6839\u672c\u7684\u306a\u8981\u56e0\u306e\u4e00\u3064\u306f\u30b7\u30b9\u30c6\u30e0\u306e\u30ea\u30bd\u30fc\u30b9\u7ba1\u7406\u306e\u4e0d\u5099\u3084\u904e\u5270\u306a\u8ca0\u8377\u3067\u3059\u3002Ubuntu\u3092\u904b\u7528\u3059\u308b\u74b0\u5883\u3067\u306f\u3001\u8907\u6570\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3084\u30b5\u30fc\u30d3\u30b9\u304c\u540c\u6642\u306b\u52d5\u4f5c\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u4e00\u822c\u7684\u3067\u3042\u308a\u3001\u305d\u308c\u305e\u308c\u304c\u5fc5\u8981\u3068\u3059\u308b\u30e1\u30e2\u30ea\u91cf\u306f\u7570\u306a\u308a\u307e\u3059\u3002\u7279\u306b\u3001\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\uff08\u4f7f\u7528\u6e08\u307f\u306e\u30e1\u30e2\u30ea\u304c\u89e3\u653e\u3055\u308c\u305a\u306b\u84c4\u7a4d\u3055\u308c\u308b\u73fe\u8c61\uff09\u3084\u3001\u904e\u5ea6\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u5229\u7528\u3001\u4e0d\u8981\u306a\u30b5\u30fc\u30d3\u30b9\u306e\u7a3c\u50cd\u306a\u3069\u304c\u539f\u56e0\u3068\u306a\u308a\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u7dcf\u30e1\u30e2\u30ea\u5bb9\u91cf\u3092\u8d85\u3048\u308b\u8ca0\u8377\u304c\u304b\u304b\u308b\u3068\u3001\u300cOut of Memory\u300d\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3059\u3002  \u3053\u306e\u30a8\u30e9\u30fc\u306f\u3001Linux\u7cfbOS\u306b\u304a\u3044\u3066\u306fOOM Killer\u3068\u547c\u3070\u308c\u308b\u4ed5\u7d44\u307f\u304c\u50cd\u304d\u3001\u30e1\u30e2\u30ea\u4e0d\u8db3\u3092\u691c\u77e5\u3059\u308b\u3068\u30b7\u30b9\u30c6\u30e0\u306e\u5b89\u5b9a\u6027\u3092\u4fdd\u3064\u305f\u3081\u306b\u7279\u5b9a\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u5f37\u5236\u7d42\u4e86\u3055\u305b\u308b\u3053\u3068\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u30af\u30e9\u30c3\u30b7\u30e5\u3092\u9632\u304e\u307e\u3059\u3002\u3057\u304b\u3057\u306a\u304c\u3089\u3001\u91cd\u8981\u306a\u30b5\u30fc\u30d3\u30b9\u3084\u30c7\u30fc\u30bf\u3092\u6271\u3046\u30d7\u30ed\u30bb\u30b9\u304c\u5f37\u5236\u7d42\u4e86\u3055\u308c\u308b\u3068\u3001\u696d\u52d9\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u53ca\u307c\u3059\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002  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Memory\u300d\u30a8\u30e9\u30fc\u306e\u767a\u751f\u3092\u6291\u3048\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u4fe1\u983c\u6027\u3092\u9ad8\u3081\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p><br><br><p>\u30b7\u30b9\u30c6\u30e0\u306e\u5b89\u5b9a\u904b\u7528\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u30ea\u30bd\u30fc\u30b9\u7ba1\u7406\u306e\u6700\u9069\u5316\u3060\u3051\u3067\u306a\u304f\u3001\u5177\u4f53\u7684\u306a\u5bfe\u7b56\u3092\u7d99\u7d9a\u7684\u306b\u5b9f\u65bd\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u307e\u305a\u3001\u4e0d\u8981\u306a\u30b5\u30fc\u30d3\u30b9\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u7279\u5b9a\u3057\u3001\u5fc5\u8981\u306e\u306a\u3044\u3082\u306e\u3092\u505c\u6b62\u307e\u305f\u306f\u7121\u52b9\u5316\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u7121\u99c4\u306a\u30e1\u30e2\u30ea\u6d88\u8cbb\u3092\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6b21\u306b\u3001\u5b9a\u671f\u7684\u306a\u30e1\u30e2\u30ea\u4f7f\u7528\u72b6\u6cc1\u306e\u76e3\u8996\u3068\u30ed\u30b0\u5206\u6790\u3092\u884c\u3044\u3001\u7570\u5e38\u3084\u50be\u5411\u3092\u65e9\u671f\u306b\u628a\u63e1\u3057\u307e\u3059\u3002\u7279\u306b\u3001\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u306e\u5146\u5019\u3092\u898b\u9003\u3055\u305a\u3001\u554f\u984c\u304c\u767a\u898b\u3055\u308c\u305f\u5834\u5408\u306b\u306f\u3001\u8a72\u5f53\u30b5\u30fc\u30d3\u30b9\u306e\u518d\u8d77\u52d5\u3084\u8a2d\u5b9a\u306e\u898b\u76f4\u3057\u3092\u884c\u3046\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002 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Memory\u300d\u30a8\u30e9\u30fc\u306e\u767a\u751f\u3092\u6291\u5236\u3057\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u5b89\u5b9a\u6027\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u7dad\u6301\u3067\u304d\u307e\u3059\u3002\u3053\u3046\u3057\u305f\u53d6\u308a\u7d44\u307f\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u7ba1\u7406\u8005\u306b\u3068\u3063\u3066\u5b89\u5fc3\u611f\u3092\u3082\u305f\u3089\u3057\u3001\u696d\u52d9\u306e\u7d99\u7d9a\u6027\u3092\u652f\u3048\u308b\u57fa\u76e4\u3068\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p><br><br><p>\u30b7\u30b9\u30c6\u30e0\u306e\u5b89\u5b9a\u904b\u7528\u3092\u9577\u671f\u7684\u306b\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u7d99\u7d9a\u7684\u306a\u30ea\u30bd\u30fc\u30b9\u7ba1\u7406\u3068\u76e3\u8996\u4f53\u5236\u306e\u5f37\u5316\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u5b9a\u671f\u7684\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u898b\u76f4\u3057\u3084\u30ed\u30b0\u306e\u5206\u6790\u3092\u7fd2\u6163\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u7570\u5e38\u306e\u65e9\u671f\u767a\u898b\u3084\u30c8\u30ec\u30f3\u30c9\u306e\u628a\u63e1\u304c\u53ef\u80fd\u3068\u306a\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u8ca0\u8377\u304c\u5897\u52a0\u3057\u3066\u3044\u308b\u5146\u5019\u3092\u3044\u3061\u65e9\u304f\u5bdf\u77e5\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30ea\u30bd\u30fc\u30b9\u306e\u8ffd\u52a0\u3084\u8a2d\u5b9a\u306e\u8abf\u6574\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u300cOut of Memory\u300d\u30a8\u30e9\u30fc\u306e\u767a\u751f\u983b\u5ea6\u3092\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002  \u307e\u305f\u3001\u4eee\u60f3\u5316\u74b0\u5883\u3084\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u30ea\u30bd\u30fc\u30b9\u306e\u5272\u308a\u5f53\u3066\u3084\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3092\u9069\u5207\u306b\u8a2d\u5b9a\u3057\u3001\u52d5\u7684\u306b\u8abf\u6574\u3067\u304d\u308b\u4ed5\u7d44\u307f\u3092\u6574\u3048\u308b\u3053\u3068\u3082\u91cd\u8981\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30d4\u30fc\u30af\u6642\u306e\u8ca0\u8377\u5897\u52a0\u306b\u5bfe\u5fdc\u3057\u3084\u3059\u304f\u306a\u308a\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u3084\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u4f4e\u4e0b\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3089\u308c\u307e\u3059\u3002  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of 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