make the update-motd process very nice, when not doing a --force run

diff --git a/update-motd b/update-motd
index 31a34fb2870b51a4430107514b0f7036d5ccf9f7..47ad99fa83e0bfa894db94fa3f92c99c97c61d09 100755 (executable)
--- a/update-motd
+++ b/update-motd
@@ -110,6 +110,12 @@ fi
 # Make sure we clean up the motd.new lock file if we exit for any reason
 trap "rm -f $NEW 2>/dev/null || true" EXIT HUP INT QUIT TERM
 
+if [ "$FORCE" != "1" ]; then
+       # Be *really* nice, if we're running in the background (not forced)
+       renice 10 $$ >/dev/null
+       ionice -c2 -n7 -p $$ >/dev/null
+fi
+
 # Start with the motd header
 # This is identical to the motd-building code used in
 #   /etc/init.d/bootmisc.sh