Merge pull request #46 from Doodle3D/feature/stresstest-config-improv…

…ements

Added oom killer score so print3d does not get killed

src/script/print3d-new-device.sh

@@ -18,6 +18,11 @@ for DEV in $(ls /dev/ttyACM* /dev/ttyUSB*); do
 	if [ ! -S $SOCKET ]; then
 		$PRINT3D_RUNNER ${DEVBASE} &
 		#disown $!
+		# Make sure that print3d-runner and childs are never killed by the OOM-killer
+		# oom_adj can range from -16 to +15 with -17 being a special oom_disabled value.
+		# oom_score_adj is more modern and can range from -1000 to +1000. It does not have a oom killer disabled but with -1000 (added to the badness score) there is a very very slim change that the oom killer can kill it
+		# See http://zurlinux.com/?p=2147  The lowest possible value, -1000, is equivalent to disabling oom killing entirely for that task since it will always report a badness score of 0.
+		(echo -1000 > /proc/$!/oom_score_adj)
 		sleep 2
 	fi
 done