Linux - Freeing RAM without rebooting

Simple command to free RAM on linux without rebooting

#!/bin/bash
  sync;
  echo 1 > /proc/sys/vm/drop_caches;
  echo 2 > /proc/sys/vm/drop_caches;
  echo 3 > /proc/sys/vm/drop_caches

Save into a file and set executable permission.
Run the file with root privileges.

Davide Andreazzini

Read more posts by this author.