{"id":1851,"date":"2016-04-15T23:52:25","date_gmt":"2016-04-15T14:52:25","guid":{"rendered":"https:\/\/ecpplus.net\/weblog\/?p=1851"},"modified":"2020-06-06T19:31:40","modified_gmt":"2020-06-06T10:31:40","slug":"kswapd0-%e3%83%97%e3%83%ad%e3%82%bb%e3%82%b9%e3%81%8c-cpu-%e3%82%92%e9%a3%9f%e3%81%a3%e3%81%a6%e3%81%9f","status":"publish","type":"post","link":"https:\/\/ecpplus.net\/weblog\/kswapd0-%e3%83%97%e3%83%ad%e3%82%bb%e3%82%b9%e3%81%8c-cpu-%e3%82%92%e9%a3%9f%e3%81%a3%e3%81%a6%e3%81%9f\/","title":{"rendered":"kswapd0 \u30d7\u30ed\u30bb\u30b9\u304c CPU \u3092\u98df\u3063\u3066\u305f"},"content":{"rendered":"<p>Load average \u304c\u9ad8\u3044\u306e\u3067\u3001top \u3067\u30d7\u30ed\u30bb\u30b9\u3092\u898b\u305f\u3089 kswapd0 \u3068\u3044\u3046\u30d7\u30ed\u30bb\u30b9\u304c CPU \u3092\u4f7f\u3044\u307e\u304f\u3063\u3066\u305f\u3002<\/p>\n<p>\u30e1\u30e2\u30ea\u304c\u30b9\u30ef\u30c3\u30d7\u30a2\u30a6\u30c8\u3057\u305f\u3068\u304d\u306b\u3001\u30c7\u30a3\u30b9\u30af\u306b\u66f8\u304d\u8fbc\u3093\u3060\u308a\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3089\u3057\u3044\u3051\u308c\u3069\u3001\u8ca7\u5f31\u306a\u30b5\u30fc\u30d0\u3060\u3068\u305d\u306e\u51e6\u7406\u304c\u91cd\u304f\u3066 Load average \u304c\u4e0a\u304c\u3063\u3066\u30b5\u30fc\u30d0\u304c\u9045\u304f\u306a\u3063\u3066\u2026\u306e\u30eb\u30fc\u30d7\u3067\u3064\u3089\u305d\u3046\u3060\u3063\u305f\u3002<\/p>\n<p>vm.drop_caches \u306e\u5024\u3092\u5909\u3048\u308b\u3053\u3068\u3067\u3001\u30e1\u30e2\u30ea\u5185\u306b\u3042\u308b\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u524a\u9664\u3057\u3066\u3001\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u3084\u308b\u3079\u304d\u3053\u3068\u3092\u306a\u304f\u3057\u3066\u3042\u3052\u308c\u3070 CPU \u306f\u89e3\u653e\u3055\u308c\u308b\u3088\u3046\u3060\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u3060\u3051\u89e3\u653e\u3059\u308b\u3068\u304d\u306f\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306b\u3059\u308b\u3002sync \u3092\u3057\u3066\u3001\u5f37\u5236\u7684\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u5185\u5bb9\u3092\u30c7\u30a3\u30b9\u30af\u306b\u66f8\u304d\u8fbc\u3093\u3060\u5f8c\u306b\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-sh line-numbers\">sudo sync\nsudo \/sbin\/sysctl -w vm.drop_caches=1\n<\/code><\/pre>\n<p>\u6570\u5b57\u306f\u3001\u4e0b\u8a18\u306e\u4e2d\u304b\u3089\u9069\u5207\u306a\u3082\u306e\u3092\u9078\u3076\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n<blockquote>\n<ul>\n<li>[0] \u521d\u671f\u5024<\/li>\n<li>[1] \u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u89e3\u653e<\/li>\n<li>[2] dentry\u3001inode \u89e3\u653e<\/li>\n<li>[3] \u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u3001dentry\u3001inode \u89e3\u653e<\/li>\n<\/ul>\n<p>  &#8212; <cite><a class=\"wp-editor-md-post-content-link\" href=\"http:\/\/pooh.gr.jp\/?p=5477\">Linux \u306b\u304a\u3051\u308b\u30e1\u30e2\u30ea\u306e\u89e3\u653e<\/a><\/cite>\n<\/p><\/blockquote>\n<p>\u306a\u304a\u30010 \u3092\u6307\u5b9a\u3059\u308b\u3068\u30a8\u30e9\u30fc\u306b\u306a\u3063\u3066\u8a2d\u5b9a\u304c\u51fa\u6765\u306a\u3044\u306e\u3060\u304c\u3001\u3088\u304f\u5206\u304b\u3063\u3066\u3044\u306a\u3044\u3002<\/p>\n<pre><code class=\"language-sh line-numbers\">$ sudo \/sbin\/sysctl -w vm.drop_caches=0\nsysctl: setting key \"vm.drop_caches\": Invalid argument\nvm.drop_caches = 0\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Load average \u304c\u9ad8\u3044\u306e\u3067\u3001top \u3067\u30d7\u30ed\u30bb\u30b9\u3092\u898b\u305f\u3089 kswapd0 \u3068\u3044\u3046\u30d7\u30ed\u30bb\u30b9\u304c CPU \u3092\u4f7f\u3044\u307e\u304f\u3063\u3066\u305f\u3002 \u30e1\u30e2\u30ea\u304c\u30b9\u30ef\u30c3\u30d7\u30a2\u30a6\u30c8\u3057\u305f\u3068\u304d\u306b\u3001\u30c7\u30a3\u30b9\u30af\u306b\u66f8\u304d\u8fbc\u3093\u3060\u308a\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3089\u3057\u3044\u3051\u308c\u3069\u3001\u8ca7\u5f31\u306a\u30b5\u30fc [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":2310,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[43],"tags":[7],"class_list":["post-1851","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-development","tag-linux"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/ecpplus.net\/weblog\/wp-json\/wp\/v2\/posts\/1851","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ecpplus.net\/weblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ecpplus.net\/weblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ecpplus.net\/weblog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ecpplus.net\/weblog\/wp-json\/wp\/v2\/comments?post=1851"}],"version-history":[{"count":2,"href":"https:\/\/ecpplus.net\/weblog\/wp-json\/wp\/v2\/posts\/1851\/revisions"}],"predecessor-version":[{"id":2316,"href":"https:\/\/ecpplus.net\/weblog\/wp-json\/wp\/v2\/posts\/1851\/revisions\/2316"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecpplus.net\/weblog\/wp-json\/wp\/v2\/media\/2310"}],"wp:attachment":[{"href":"https:\/\/ecpplus.net\/weblog\/wp-json\/wp\/v2\/media?parent=1851"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ecpplus.net\/weblog\/wp-json\/wp\/v2\/categories?post=1851"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ecpplus.net\/weblog\/wp-json\/wp\/v2\/tags?post=1851"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}