[轉]谁吃了我的Linux内存?
http://colobu.com/2017/03/07/what-is-in-linux-cached/#more slabtop -s c ====================== pcstat https://github.com/tobert/pcstat #!/bin/bash #you have to install pcstat if \[ ! \-f /data0/brokerproxy/pcstat \] then echo "You haven't installed pcstat yet" echo "run \\"go get github.com/tobert/pcstat\\" to install" exit fi #find the top 10 processs' cache file ps \-e -o pid,rss|sort -nk2 -r|head -10 |awk '{print $1}'\>/tmp/cache.pids #find all the processs' cache file #ps -e -o pid>/tmp/cache.pids if \[ \-f /tmp/cache.files \] then echo "the cache.files is exist, removing now " rm \-f /tmp/cache.files fi while read line do lsof -p $line 2\>/dev/null|awk '{print $9}' >>/tmp/cache.files done</tmp/cache.pids if \[ \-f /tmp/cache.pcstat \] then echo "the cache.pcstat is exist, removing now" rm \-f /tmp/cache.pcstat fi for i in \`cat /tmp/cache.files\` do if \[ \-f $i \] then echo $i >>/tmp/cache.pcstat fi done /data0/brokerproxy/pcstat \`cat /tmp/cache.pcstat\` rm \-f /tmp/cache.{pids,files,pcstat}