--- mlocate.cron	2008-09-06 13:58:30.000000000 +0200
+++ mlocate.cron.new	2008-09-06 14:02:58.000000000 +0200
@@ -4,8 +4,15 @@
 then
 	if [ -f /etc/updatedb.conf ]
 	then
-		nice /usr/bin/updatedb
+		. /etc/updatedb.conf
+		args=""
 	else
-		nice /usr/bin/updatedb -f proc
+		args="-f proc"
 	fi
+
+	# run on active process in case ionice isnt installed, or
+	# system is really old and ionice doesnt work ...
+	ionice -c ${IONICE_CLASS:-2} -n ${IONICE_PRIORITY:-7} -p $$ 2>/dev/null
+
+	nice -n ${NICE:-10} /usr/bin/updatedb ${args}
 fi