Bug #16403186 - MTR ON WINDOWS SHOULD NOT TRY TO START CDB IF RUNNING WITH PARALLEL

mysql-test/lib/My/CoreDump.pm

 # -*- cperl -*-
-# Copyright (c) 2008, 2011, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2008, 2013, Oracle and/or its affiliates. All rights reserved.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -255,13 +255,17 @@ EOF
 
 
 sub show {
-  my ($class, $core_name, $exe_mysqld)= @_;
+  my ($class, $core_name, $exe_mysqld, $parallel)= @_;
   $hint_mysqld= $exe_mysqld;
 
   # On Windows, rely on cdb to be there...
   if (IS_WINDOWS)
   {
-    _cdb($core_name);
+    # Starting cdb is unsafe when used with --parallel > 1 option 
+    if ( $parallel < 2 )
+    {
+      _cdb($core_name);
+    }
     return;
   }
   

mysql-test/mysql-test-run.pl

 #!/usr/bin/perl
 # -*- cperl -*-
 
-# Copyright (c) 2004, 2012, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2004, 2013, Oracle and/or its affiliates. All rights reserved.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -641,7 +641,7 @@ sub run_test_server ($$$) {
 			   mtr_report(" - found '$core_name'",
 				      "($num_saved_cores/$opt_max_save_core)");
 
-			   My::CoreDump->show($core_file, $exe_mysqld);
+			   My::CoreDump->show($core_file, $exe_mysqld, $opt_parallel);
 
 			   if ($num_saved_cores >= $opt_max_save_core) {
 			     mtr_report(" - deleting it, already saved",