Gracefully shutdown machine when clonning.

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@10769 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT-server/lib/xcat/plugins/zvm.pm

@@ -2192,6 +2192,9 @@ sub cloneVM {
 	if ( $out =~ m/USER $sourceId/i ) {
 
 		# Turn off source node
+		$out = `ssh -o ConnectTimeout=10 $sourceNode "shutdown -h now"`;
+		sleep(90);	# Wait 1.5 minutes before logging user off
+		
 		$out = `ssh $srcHcp "$::DIR/stopvs $sourceId"`;
 		foreach (@nodes) {
 			xCAT::zvmUtils->printLn( $callback, "$_: $out" );