diff --git a/xCAT-server/lib/xcat/plugins/updatenode.pm b/xCAT-server/lib/xcat/plugins/updatenode.pm
index 058c07857..f3b39ab80 100644
--- a/xCAT-server/lib/xcat/plugins/updatenode.pm
+++ b/xCAT-server/lib/xcat/plugins/updatenode.pm
@@ -236,16 +236,25 @@ sub updatenode {
   #print "postscripts=$postscripts, nodestring=$nodestring\n";
 
   if ($nodestring) {
-    my $output;
+    my $cmd;
     if (xCAT::Utils->isLinux()) {
-      $output=`XCATBYPASS=Y $::XCATROOT/bin/xdsh $nodestring -e /install/postscripts/xcatdsklspost 1 $postscripts 2>&1`;
+      $cmd="XCATBYPASS=Y $::XCATROOT/bin/xdsh $nodestring -s -e /install/postscripts/xcatdsklspost 1 $postscripts 2>&1";
     }
     else {
-      $output=`XCATBYPASS=Y $::XCATROOT/bin/xdsh $nodestring -e /install/postscripts/xcataixpost 1 $postscripts 2>&1`;
+      $cmd="XCATBYPASS=Y $::XCATROOT/bin/xdsh $nodestring -s -e /install/postscripts/xcataixpost 1 $postscripts 2>&1";
+    }
+    if (! open (CMD, "$cmd |")) {
+      my $rsp={};
+      $rsp->{data}->[0]= "Cannot run command $cmd";
+      $callback->($rsp);    
+    } else {
+      while (<CMD>) {
+        my $rsp={};
+        $rsp->{data}->[0]= "$_";
+        $callback->($rsp);
+      }
+      close(CMD);
     }
-    my $rsp={};
-    $rsp->{data}->[0]= "$output\n";
-    $callback->($rsp);
   }
 
   return 0;
diff --git a/xCAT/postscripts/xcataixpost b/xCAT/postscripts/xcataixpost
index 9d7e8a64e..bccde47e5 100755
--- a/xCAT/postscripts/xcataixpost
+++ b/xCAT/postscripts/xcataixpost
@@ -64,8 +64,16 @@ open(XCATINFO,">",$xcatinfo);
 print XCATINFO "XCATSERVER=$servnode\n";
 close(XCATINFO);
 
+
 # get the contents of the /install/postscripts dir on the server
-my $rcpcmd = "rcp -r $servnode:/install/postscripts/* /xcatpost";
+my $rcpcmd;
+if ((@ARGV==0) || ($ARGV[0] != 2)) { 
+  $rcpcmd= "rcp -r $servnode:/install/postscripts/* /xcatpost";
+} else {
+  #when argv[1]=2, there is only one postscript file, user wants only download it to save time
+  $rcpcmd= "rcp $servnode:/install/postscripts/$ARGV[1] /xcatpost";
+}
+
 if (&runcmd($rcpcmd) != 0) {
 	print "$::sdate xcataixpost: Could not rcp file from $servnode.\n";
 	print $::LOG_FILE "$::sdate xcataixpost: Could not rcp file from $servnode.\n";
@@ -125,6 +133,9 @@ if (@ARGV<1) {
     print "$::sdate xcataixpost: Failed to update the xCAT server.\n";
     print $::LOG_FILE "$::sdate xcataixpost: Failed to update the xCAT server..\n";
   }
+} else {
+  #called by updatenode, infrom user it is done
+  print "returned";
 }
 
 
diff --git a/xCAT/postscripts/xcatdsklspost b/xCAT/postscripts/xcatdsklspost
index 26f6b6f40..f3f4b0b19 100755
--- a/xCAT/postscripts/xcatdsklspost
+++ b/xCAT/postscripts/xcatdsklspost
@@ -96,6 +96,10 @@ rm -f /tmp/mypostscript
 killall stunnel
 rm -rf /etc/stunnel
 
+#tell user it is done when this is called by updatenode command
+if [ $# -gt 0 ]; then
+  echo "returned"
+fi