{"id":171,"date":"2012-06-11T04:32:26","date_gmt":"2012-06-11T04:32:26","guid":{"rendered":"http:\/\/rmohan.com\/?p=171"},"modified":"2012-06-11T04:33:30","modified_gmt":"2012-06-11T04:33:30","slug":"swap-issues-on-linux-and-clear-the-swap-usage","status":"publish","type":"post","link":"https:\/\/mohan.sg\/?p=171","title":{"rendered":"swap issues on Linux and clear the swap usage"},"content":{"rendered":"<p><strong>swap issues on Linux  <\/strong><\/p>\n<p><strong>clear the swap usage <\/strong><\/p>\n<p>free -to   (Total memory usage) <\/p>\n<p>free -m    (Memory usage of swap) <\/p>\n<p>swapoff -a &#038;&#038; swapon -a  ( swap off and on) <\/p>\n<p>free<\/p>\n<p>cat \/proc\/swaps<br \/>\nsync; echo 3 > \/proc\/sys\/vm\/drop_caches<\/p>\n<p>To free pagecache:<br \/>\n# echo 1 > \/proc\/sys\/vm\/drop_caches<\/p>\n<p>To free dentries and inodes:<br \/>\n# echo 2 > \/proc\/sys\/vm\/drop_caches<\/p>\n<p>To free pagecache, dentries and inodes:<br \/>\necho 3 > \/proc\/sys\/vm\/drop_caches<\/p>\n<p><strong>Note: Works well on Production Servers <\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>swap issues on Linux <\/p>\n<p>clear the swap usage <\/p>\n<p>free -to (Total memory usage) <\/p>\n<p>free -m (Memory usage of swap) <\/p>\n<p>swapoff -a &#038;&#038; swapon -a ( swap off and on) <\/p>\n<p>free<\/p>\n<p>cat \/proc\/swaps sync; echo 3 > \/proc\/sys\/vm\/drop_caches<\/p>\n<p>To free pagecache: # echo 1 > \/proc\/sys\/vm\/drop_caches<\/p>\n<p>To free dentries and inodes: [&#8230;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"_links":{"self":[{"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/posts\/171"}],"collection":[{"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mohan.sg\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=171"}],"version-history":[{"count":2,"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/posts\/171\/revisions"}],"predecessor-version":[{"id":173,"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/posts\/171\/revisions\/173"}],"wp:attachment":[{"href":"https:\/\/mohan.sg\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=171"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mohan.sg\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=171"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mohan.sg\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=171"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}