{"id":216,"date":"2018-03-14T00:06:05","date_gmt":"2018-03-13T16:06:05","guid":{"rendered":"http:\/\/blog.yunvisit.com\/?p=216"},"modified":"2018-10-13T13:56:29","modified_gmt":"2018-10-13T05:56:29","slug":"centos-%e9%87%8a%e6%94%be%e5%86%85%e5%ad%98%e7%bc%93%e5%ad%98","status":"publish","type":"post","link":"https:\/\/blog.yunvisit.com\/?p=216","title":{"rendered":"CentOS \u91ca\u653e\u5185\u5b58\u7f13\u5b58"},"content":{"rendered":"<p>\u91ca\u653e\u7f51\u9875\u7f13\u5b58(To free pagecache):<\/p>\n<div class=\"my-syntax-highlighter\">\n<pre><textarea id=\"mshighlighter\" class=\"mshighlighter\" language=\"shell\" name=\"mshighlighter\" >sync; echo 1 &gt; \/proc\/sys\/vm\/drop_caches<\/textarea><\/pre>\n<\/div>\n<p>\u91ca\u653e\u76ee\u5f55\u9879\u548c\u7d22\u5f15(To free dentries and inodes):<\/p>\n<div class=\"my-syntax-highlighter\">\n<pre><textarea id=\"mshighlighter\" class=\"mshighlighter\" language=\"shell\" name=\"mshighlighter\" >sync; echo 2 &gt; \/proc\/sys\/vm\/drop_caches<\/textarea><\/pre>\n<\/div>\n<p>\u91ca\u653e\u7f51\u9875\u7f13\u5b58\uff0c\u76ee\u5f55\u9879\u548c\u7d22\u5f15\uff08To free pagecache, dentries and inodes\uff09:<\/p>\n<div class=\"my-syntax-highlighter\">\n<pre><textarea id=\"mshighlighter\" class=\"mshighlighter\" language=\"shell\" name=\"mshighlighter\" >sync; echo 3 &gt; \/proc\/sys\/vm\/drop_caches<\/textarea><\/pre>\n<\/div>\n<p>\u5b9e\u6d4b\u7ed3\u679c\uff1a<\/p>\n<p><img loading=\"lazy\" class=\"alignnone wp-image-219\" src=\"https:\/\/blog.yunvisit.com\/wp-content\/uploads\/2018\/10\/MemClear01.jpg\" alt=\"\" width=\"519\" height=\"237\" \/><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u91ca\u653e\u7f51\u9875\u7f13\u5b58(To free pagecache): sync; echo 1 &gt; \/proc\/sys\/vm\/drop_ca &#8230;<\/p>\n","protected":false},"author":1,"featured_media":61,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[29,30],"_links":{"self":[{"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=\/wp\/v2\/posts\/216"}],"collection":[{"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=216"}],"version-history":[{"count":0,"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=\/wp\/v2\/posts\/216\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=\/wp\/v2\/media\/61"}],"wp:attachment":[{"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=216"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=216"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.yunvisit.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=216"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}