diff --git a/perl-xCAT/xCAT/NodeRange.pm b/perl-xCAT/xCAT/NodeRange.pm
index aa4273468..d904857f5 100644
--- a/perl-xCAT/xCAT/NodeRange.pm
+++ b/perl-xCAT/xCAT/NodeRange.pm
@@ -311,7 +311,7 @@ sub abbreviate_noderange {
     }
     my $node;
     use Data::Dumper;
-    print Dumper(\%sizedgroups);
+    #print Dumper(\%sizedgroups);
     foreach (reverse sort {$a <=> $b} keys %sizedgroups) {
         GROUP: foreach $group (@{$sizedgroups{$_}}) {
                 foreach $node (@{$grouphash{$group}}) {