diff -up smeserver-yum-2.2.0/root/etc/e-smith/templates/etc/crontab/check4updates.add-wait-timer smeserver-yum-2.2.0/root/etc/e-smith/templates/etc/crontab/check4updates
--- smeserver-yum-2.2.0/root/etc/e-smith/templates/etc/crontab/check4updates.add-wait-timer	2008-10-07 16:25:45.000000000 +0200
+++ smeserver-yum-2.2.0/root/etc/e-smith/templates/etc/crontab/check4updates	2011-03-01 19:44:38.000000000 +0100
@@ -3,11 +3,23 @@
 
     my $freq = $yum{check4updates} || 'daily';
 
+    my $min;
+    my $dom;
+    my $dow;
+
     if ($freq eq 'weekly') {
-        return "\n22 4 * * 0 root /sbin/e-smith/check4updates -m\n";
+        $min = 22;
+        $dom = '*';
+        $dow = 0;
     } elsif ($freq eq 'monthly') {
-        return "\n42 4 1 * * root /sbin/e-smith/check4updates -m\n";
+        $min = 42;
+        $dom = 1;
+        $dow = '*';
     } else {
-        return "\n02 4 * * * root /sbin/e-smith/check4updates -m\n"
+        $min = 2;
+        $dom = '*';
+        $dow = '*';
     }
+    return "$min 4 $dom * $dow root "
+       . q{sleep $[ $RANDOM \\% 3600 ]; /sbin/e-smith/check4updates -m };
 }