{"id":1700,"date":"2018-01-28T01:06:00","date_gmt":"2018-01-27T16:06:00","guid":{"rendered":"http:\/\/dona.dip.jp\/?p=1700"},"modified":"2018-01-28T07:59:25","modified_gmt":"2018-01-27T22:59:25","slug":"meltdown-spectre%e5%af%be%e5%bf%9c%e7%8a%b6%e6%b3%81%e3%81%a8%e5%bd%b1%e9%9f%bf%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6","status":"publish","type":"post","link":"https:\/\/dona-co.art\/?p=1700","title":{"rendered":"meltdown\/spectre\u5bfe\u5fdc\u72b6\u6cc1\u3068\u5f71\u97ff\u306b\u3064\u3044\u3066"},"content":{"rendered":"<p>\u5f53\u30b5\u30fc\u30d0\u30fc\u306b\u304a\u3051\u308bmeltdown\/spectre\u3078\u306e\u5bfe\u5fdc\u72b6\u6cc1\u3067\u3059\u304c\u3001<br \/>\nKernel\u66f4\u65b0\u306b\u3088\u308a\u3001specter Variant1\u3068Meltdown Variant3\u306b\u3064\u3044\u3066\u5bfe\u5fdc\u6e08\u307f\u3067\u3059\u3002<br \/>\n\u4e0d\u5177\u5408\u304c\u4e88\u60f3\u3055\u308c\u308bBIOS\/micro code\u306e\u66f4\u65b0\u306f\u4e88\u5b9a\u3057\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n<p>\u305d\u306e\u5f71\u97ff\u3067\u30b5\u30fc\u30d0\u30fc\u306e\u51e6\u7406\u80fd\u529b\u304c\u4f4e\u4e0b\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\nPHP\u51e6\u7406\u306b\u304a\u3044\u3066\u5e73\u57479\uff05\u3001RAM\u30c7\u30a3\u30b9\u30af\u904b\u7528\u4e2d\u306e\u3069\u3069\u3093\u3068\u3075\u3067\u5e73\u574715\uff05\u306e\u4f4e\u4e0b\u304c\u898b\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>ab -c 1020 -n 10200<br \/>\n<strong>Before<\/strong><br \/>\ntop php 79.69s 127.99req\/s<br \/>\ntest php 263.02s 38.78req\/s<\/p>\n<p><strong>After<\/strong><br \/>\ntop php 87.23s 116.93req\/s<br \/>\ntest php 298.34s 34.19req\/s<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u30b5\u30fc\u30d0\u30fc\u306b\u304a\u3051\u308bmeltdown\/spectre\u3078\u306e\u5bfe\u5fdc\u72b6\u6cc1\u3067\u3059\u304c\u3001 Kernel\u66f4\u65b0\u306b\u3088\u308a\u3001specter Variant1\u3068Meltdown Variant3\u306b\u3064\u3044\u3066\u5bfe\u5fdc\u6e08\u307f\u3067\u3059\u3002 \u4e0d\u5177\u5408\u304c\u4e88\u60f3\u3055\u308c\u308bBIOS\/mi [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-1700","post","type-post","status-publish","format-standard","hentry","category-news"],"_links":{"self":[{"href":"https:\/\/dona-co.art\/index.php?rest_route=\/wp\/v2\/posts\/1700","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dona-co.art\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dona-co.art\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dona-co.art\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dona-co.art\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1700"}],"version-history":[{"count":3,"href":"https:\/\/dona-co.art\/index.php?rest_route=\/wp\/v2\/posts\/1700\/revisions"}],"predecessor-version":[{"id":1946,"href":"https:\/\/dona-co.art\/index.php?rest_route=\/wp\/v2\/posts\/1700\/revisions\/1946"}],"wp:attachment":[{"href":"https:\/\/dona-co.art\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1700"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dona-co.art\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1700"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dona-co.art\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1700"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}