标签：8.0 Server 处理 DD cachebuff free 9F 过高 root
[root@DD-Server-9F ~]# free
total used free shared buff/cache available
Mem: 8073628 1374360 2004964 385620 4694304 5820840
Swap: 8388604 0 8388604
[root@DD-Server-9F ~]# free -h
total used free shared buff/cache available
Mem: 7.7G 1.3G 1.9G 376M 4.5G 5.6G
Swap: 8.0G 0B 8.0G
#加入以下3条命令去释放cache/buff
[root@DD-Server-9F ~]# echo 1 > /proc/sys/vm/drop_caches
[root@DD-Server-9F ~]# echo 2 > /proc/sys/vm/drop_caches
[root@DD-Server-9F ~]# echo 3 > /proc/sys/vm/drop_caches
[root@DD-Server-9F ~]# free -h
total used free shared buff/cache available
Mem: 7.7G 1.3G 6.0G 376M 479M 5.8G
Swap: 8.0G 0B 8.0G
标签：8.0,
Server,
处理,
DD,
cachebuff,
free,
9F,
过高,
root
From： https://www.cnblogs.com/hm201402/p/17127855.html