diff --git a/xCAT-test/xcattest b/xCAT-test/xcattest
index f64ed7600..d4545f398 100755
--- a/xCAT-test/xcattest
+++ b/xCAT-test/xcattest
@@ -1694,9 +1694,9 @@ sub runcmd
         $::RUNCMD_RC = $rc;
         print "MG RUNCMD_RC=$::RUNCMD_RC";
     }
-    print Dumper \@$outref;
-    print Dumper \@outref;
-    print Dumper \$outref;
+    print "MG1 " . Dumper \@$outref;
+    print "MG2 " . Dumper @outref;
+    print "MG3 " . Dumper $outref;
     chomp(@$outref);
     return @$outref;