#!/bin/sh echo "\n\n\n\n\n\n\n\n\nFree RAM before clearing page caches" free -m echo "\n\nIt is safe to clear page caches in production, but not dentries or inodes. For example: 1 is safe, 2 and 3 are not safe." sync echo "\nFlushed FS buffers, clearing page caches" echo 1 > /proc/sys/vm/drop_caches echo "\n\n\n\n\n\n\n\n\n\n\nDone clearing cache. Let's check the free mem now.\n\n\n" free -m echo "\n\n\n\nHoly Cow ! :) -ScriptMaster Sheriff"