earlyoom.initscript.in: Append to log, don't overwrite

Link: https://bugs.debian.org/1113848

Author: yangfl

earlyoom.initscript.in

@@ -49,7 +49,7 @@ do_start()
 	#   2 if daemon could not be started
 	start-stop-daemon --start --quiet --background --pidfile $PIDFILE --exec /bin/bash --test > /dev/null \
 		|| return 1
-	start-stop-daemon --start --quiet --background --pidfile $PIDFILE --exec /bin/bash -- -c "exec $DAEMON $EARLYOOM_ARGS 2> \"$LOGFILE\"" \
+	start-stop-daemon --start --quiet --background --pidfile $PIDFILE --exec /bin/bash -- -c "exec $DAEMON $EARLYOOM_ARGS 2>> \"$LOGFILE\"" \
 		|| return 2
 	# Add code here, if necessary, that waits for the process to be ready
 	# to handle requests from services started subsequently which depend