@reboot                                   root  /sbin/sysctl -p /etc/sysctl.d/60-net.conf  > /dev/null 2>&1
*/10      *       *       *       *       root  /sbin/sysctl -p /etc/sysctl.d/60-net.conf  > /dev/null 2>&1
0	1	*/3      *	*	root   sleep $(( $RANDOM \% (100 * 60) )) && /sbin/fstrim /ssd
