{"id":2391,"date":"2015-12-24T23:44:56","date_gmt":"2015-12-24T14:44:56","guid":{"rendered":"http:\/\/tech.akat.info\/?p=2391"},"modified":"2015-12-24T23:53:46","modified_gmt":"2015-12-24T14:53:46","slug":"azure-debian-io%e3%82%b9%e3%82%b1%e3%82%b8%e3%83%a5%e3%83%bc%e3%83%a9","status":"publish","type":"post","link":"https:\/\/tech.akat.info\/?p=2391","title":{"rendered":"Azure + debian + I\/O\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9"},"content":{"rendered":"<h1>\u6982\u8981<\/h1>\n<p>I\/O\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9\u30fc\u3092noop\u306b\u5909\u66f4\u3057\u3088\u3046\u3068\u3057\u305f\u304c\u5b9f\u6e2c\u3092\u307f\u3066\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u65b9\u304c\u3088\u304b\u3063\u305f\u305f\u3081\u3084\u3081\u305f\u8a71<br \/>\n\u74b0\u5883\u306fStandard A1 (1\u30b3\u30a2\u30011.75GB\u30e1\u30e2\u30ea)<\/p>\n<h1>noop\u306b\u5909\u66f4\u3057\u305f\u304b\u3063\u305f\u7406\u7531<\/h1>\n<p>\u30fb\u30de\u30a4\u30af\u30ed\u30bd\u30d5\u30c8\u306eHyper-V on Linux \u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u3042\u308b<br \/>\n\u3000Azure\u3082\u540c\u3058\u3067\u3042\u308d\u3046\u3068<br \/>\n\u3000<a href=\"https:\/\/technet.microsoft.com\/en-us\/library\/dn720239.aspx\">Use I\/O scheduler NOOP for better disk I\/O performance<\/a><\/p>\n<p>\u30fbRDBMS\u306b\u3064\u3044\u3066\u306f\u3001\u307b\u3068\u3093\u3069(mysql\u542b\u3080)\u304cI\/O\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0\u6a5f\u80fd\u3092\u6301\u3063\u3066\u3044\u308b\u305f\u3081\u3001<br \/>\n\u3000OS\u5074\u3067\u306f\u4f55\u3082\u3057\u306a\u3044\u307b\u3046\u304c\u9ad8\u901f\u306b\u306a\u308b\u3053\u3068\u304c\u591a\u3044<\/p>\n<p>\u30fb\u9ad8\u901f\u5316\u306b\u3088\u304f\u5229\u7528\u3055\u308c\u308b<\/p>\n<p>\u30fb\u30c7\u30e1\u30ea\u30c3\u30c8\u3068\u3057\u3066\u5927\u304d\u306a\u30d5\u30a1\u30a4\u30eb\u3092\u6271\u3046\u3068\u304d\u306b<br \/>\n\u3000\u4ed6\u306e\u30bf\u30b9\u30af\u304c\u307b\u3063\u305f\u3089\u304b\u3057\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3089\u3057\u3044<\/p>\n<h1>I\/O\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9\u30fc\u5909\u66f4\u65b9\u6cd5<\/h1>\n<p>\u4e00\u6642\u7684\u306b\u5909\u66f4\u3059\u308b\u5834\u5408<br \/>\nroot@debian9:\/home\/shimizu# echo &#8220;noop&#8221; > \/sys\/block\/sda\/queue\/scheduler<br \/>\nroot@debian9:\/home\/shimizu# cat \/sys\/block\/sda\/queue\/scheduler<br \/>\n[noop] deadline cfq<\/p>\n<p>\u6052\u4e45\u7684\u306b\u5909\u66f4\u3059\u308b\u5834\u5408\u3001debian8\u3067\u3042\u308c\u3070<\/p>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">\r\nroot@debian8:\/home\/shimizu# vi \/etc\/default\/grub\r\n===\r\nGRUB_CMDLINE_LINUX_DEFAULT=&quot;quiet&quot;\r\n\u2193\r\nGRUB_CMDLINE_LINUX_DEFAULT=&quot;quiet elevator=noop&quot;\r\n===\r\nroot@debian8:\/home\/shimizut# update-grub\r\nGenerating grub configuration file ...\r\nLinux \u30a4\u30e1\u30fc\u30b8\u3092\u898b\u3064\u3051\u307e\u3057\u305f: \/boot\/vmlinuz-3.16.0-4-amd64\r\nFound initrd image: \/boot\/initrd.img-3.16.0-4-amd64\r\n\u5b8c\u4e86\r\n<\/pre>\n<p>\u3060\u304c\u3001debian9\u3067\u306e\u65b9\u6cd5\u308f\u304b\u3089\u305aorz..<\/p>\n<h1>\u5b9f\u6e2c\u3057\u3066\u307f\u305f<\/h1>\n<p>\u54043\u56deUnixBench\u3092\u3068\u3063\u3066\u307f\u305f\u304c<br \/>\ncfq\u306e\u6700\u5927\u5024 \uff1a868.9<br \/>\nnoop\u306e\u6700\u5927\u5024\uff1a854.8<br \/>\n\u5e73\u5747\u3082cfq\u306e\u307b\u3046\u304c\u9ad8\u304b\u3063\u305f\u305f\u3081\u30c7\u30d5\u30a9\u30eb\u30c8(cfq)\u304c\u3088\u304b\u3063\u305f<\/p>\n<p><a href=\"http:\/\/tech.akat.info\/wp-content\/uploads\/2015\/12\/2015-12-24_231256.png\" rel=\"attachment wp-att-2392\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/tech.akat.info\/wp-content\/uploads\/2015\/12\/2015-12-24_231256.png\" alt=\"2015-12-24_231256\" width=\"1352\" height=\"660\" class=\"alignnone size-full wp-image-2392\" \/><\/a><\/p>\n<p><a href=\"http:\/\/tech.akat.info\/wp-content\/uploads\/2015\/12\/cfq.png\" rel=\"attachment wp-att-2393\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/tech.akat.info\/wp-content\/uploads\/2015\/12\/cfq.png\" alt=\"cfq\" width=\"1352\" height=\"660\" class=\"alignnone size-medium wp-image-2393\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981 I\/O\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9\u30fc\u3092noop\u306b\u5909\u66f4\u3057\u3088\u3046\u3068\u3057\u305f\u304c\u5b9f\u6e2c\u3092\u307f\u3066\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u65b9\u304c\u3088\u304b\u3063\u305f\u305f\u3081\u3084\u3081\u305f\u8a71 \u74b0\u5883\u306fStandard A1 (1\u30b3\u30a2\u30011.75GB\u30e1\u30e2\u30ea) noop\u306b\u5909\u66f4\u3057\u305f\u304b\u3063\u305f\u7406\u7531 \u30fb\u30de\u30a4\u30af\u30ed\u30bd\u30d5\u30c8\u306eHyp [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[24,2],"tags":[],"_links":{"self":[{"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/posts\/2391"}],"collection":[{"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tech.akat.info\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2391"}],"version-history":[{"count":3,"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/posts\/2391\/revisions"}],"predecessor-version":[{"id":2396,"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/posts\/2391\/revisions\/2396"}],"wp:attachment":[{"href":"https:\/\/tech.akat.info\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2391"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tech.akat.info\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2391"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tech.akat.info\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2391"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}