Free up ram Centos / Redhat – Giải phóng RAM Centos

Way 1 :
Go to and download anymore as you want 😀

Way 2 :

Writing to this will cause the kernel to drop clean caches, dentries and inodes from memory, causing that memory to become free.

To free pagecache:

To free dentries and inodes:

To free pagecache, dentries and inodes:

As this is a non-destructive operation and dirty objects are not freeable, you should run sync first.

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