#!/bin/bash
#

echo '*** DIRTY handling script'

case $1 in
	on)
		echo '*** DIRTY setting ON'
		sudo sh -c 'echo $((1*1024*1024)) > /proc/sys/vm/dirty_background_bytes'
		sudo sh -c 'echo $((3*1024*1024)) > /proc/sys/vm/dirty_bytes'
		;;
	off)
		echo '*** DIRTY setting OFF'
		sudo sh -c 'echo 10 > /proc/sys/vm/dirty_background_ratio'
		sudo sh -c 'echo 20 > /proc/sys/vm/dirty_ratio'
		;;
	*)
		echo '*** DIRTY not setting'
		;;
esac
echo
echo '*** DIRTY values list:'
sudo sysctl vm | grep dirty_

