diff --git a/xCAT-rmc/plugin/rmcmetrix.pm b/xCAT-rmc/plugin/rmcmetrix.pm
index ff23b3f17..a4d3cfe56 100755
--- a/xCAT-rmc/plugin/rmcmetrix.pm
+++ b/xCAT-rmc/plugin/rmcmetrix.pm
@@ -77,6 +77,7 @@ sub update_metrix2rrd
 	my $rrd = undef;
 	my $process_time = xCAT::Utils->runcmd("date +%s", 0);
 	$process_time = (int $process_time/$step)*$step;
+	my $temp = undef;
 
 	while(($attr, $nnlist) = each %metrix){
 		while(($nnlist, $name) = each %{$metrix{$attr}}){
@@ -89,7 +90,8 @@ sub update_metrix2rrd
 			}
 			if($nnlist eq 'summary'){
 				$rrd = "$rrddir/"."$attr.rrd";
-				$ret = xCAT_monitoring::rrdutil::push_data_to_rrd($rrd, $metrix{$attr}{summary}, $metrix{$attr}{number}, $step, $process_time, 'GAUGE');
+				$temp = $metrix{$attr}{summary}/$metrix{$attr}{number};
+				$ret = xCAT_monitoring::rrdutil::push_data_to_rrd($rrd, $temp, $metrix{$attr}{number}, $step, $process_time, 'GAUGE');
 				if($ret != 0){
 					return ($ret, "Can't push data to $rrd\n");
 				}
@@ -100,7 +102,8 @@ sub update_metrix2rrd
 					}
 					if($name eq 'summary'){
 						$rrd = "$rrddir/$attr.rrd";
-						$ret = xCAT_monitoring::rrdutil::push_data_to_rrd($rrd, $metrix{$attr}{$nnlist}{summary}, $metrix{$attr}{$nnlist}{number}, $step, $process_time, 'GAUGE');
+						$temp = $metrix{$attr}{$nnlist}{summary}/$metrix{$attr}{$nnlist}{number};
+						$ret = xCAT_monitoring::rrdutil::push_data_to_rrd($rrd, $temp, $metrix{$attr}{$nnlist}{number}, $step, $process_time, 'GAUGE');
 						if($ret != 0){
 							return($ret, "Can't push data to $rrd\n");
 						}
@@ -215,28 +218,28 @@ sub getmetrix
 	@attrs = split /,/, $attrlist;
 	
 	$attr = join '::', @attrs;
-	if(xCAT::Utils->isMN()){
-		if($rname eq "__ALL__"){
-			$cmd = "CT_MANAGEMENT_SCOPE=1 lsrsrc-api -i -s $rsrc"."::::Name::NodeNameList::$attr";
-			@output = xCAT::Utils->runcmd($cmd, 0);
-			if($::RUNCMD_RC  != 0){
-				$line = join '', @output;
-				return ($::RUNCMD_RC, $line);
-			}
-			&parse_lsrsrc_output($rsrc, \@attrs, \@output);
-		} else {
-			@names = split /,/, $rname;
-			foreach $name (@names){
-				$cmd = "CT_MANAGEMENT_SCOPE=1 lsrsrc-api -i -s $rsrc"."::\'Name==\"$name\"\'::Name::NodeNameList::$attr";
-				@output = xCAT::Utils->runcmd($cmd, 0);
-				if($::RUNCMD_RC != 0){
-					$line = join '', @output;
-					return ($::RUNCMD_RC, $line);
-				}
-				&parse_lsrsrc_output($rsrc, \@attrs, \@output);
-			}
-		}
-	}
+#	if(xCAT::Utils->isMN()){
+#		if($rname eq "__ALL__"){
+#			$cmd = "CT_MANAGEMENT_SCOPE=1 lsrsrc-api -i -s $rsrc"."::::Name::NodeNameList::$attr";
+#			@output = xCAT::Utils->runcmd($cmd, 0);
+#			if($::RUNCMD_RC  != 0){
+#				$line = join '', @output;
+#				return ($::RUNCMD_RC, $line);
+#			}
+#			&parse_lsrsrc_output($rsrc, \@attrs, \@output);
+#		} else {
+#			@names = split /,/, $rname;
+#			foreach $name (@names){
+#				$cmd = "CT_MANAGEMENT_SCOPE=1 lsrsrc-api -i -s $rsrc"."::\'Name==\"$name\"\'::Name::NodeNameList::$attr";
+#				@output = xCAT::Utils->runcmd($cmd, 0);
+#				if($::RUNCMD_RC != 0){
+#					$line = join '', @output;
+#					return ($::RUNCMD_RC, $line);
+#				}
+#				&parse_lsrsrc_output($rsrc, \@attrs, \@output);
+#			}
+#		}
+#	}
 
 	if($rname eq "__ALL__"){
 		$cmd = "CT_MANAGEMENT_SCOPE=3 lsrsrc-api -i -s $rsrc"."::::Name::NodeNameList::$attr";
@@ -263,7 +266,7 @@ sub getmetrix
 		foreach $nnlist (keys %{$metrix{$attr}}){
 			if(($nnlist ne 'summary') && ($nnlist ne 'number')){
 				$metrix{$attr}{summary} += $metrix{$attr}{$nnlist}{summary};
-				$metrix{$attr}{number} += 1;
+				$metrix{$attr}{number} += $metrix{$attr}{$nnlist}{number};
 			}
 			
 		}
@@ -339,6 +342,7 @@ sub get_sum_metrix
 	my @rmc_nodes = ();
 	my @svc_nodes = ();
 	my $node = undef;
+	my $temp = undef;
 #	my @threads = ();
 #	my $current_thread = 0;
 	my $i = undef;
@@ -436,10 +440,12 @@ sub get_sum_metrix
 		foreach $nodename (keys %{$summary{$attribute}}){
 			foreach $time (keys %{$summary{$attribute}{$nodename}}){
 				print "$attribute.$nodename.$time $summary{$attribute}{$nodename}{$time}{sum} $summary{$attribute}{$nodename}{$time}{num}\n";
-				$summetrix{$attribute}{$time}{sum} += $summary{$attribute}{$nodename}{$time}{sum};
+				$temp = $summary{$attribute}{$nodename}{$time}{sum} * $summary{$attribute}{$nodename}{$time}{num};
+				$summetrix{$attribute}{$time}{sum} += $temp;
 				$summetrix{$attribute}{$time}{num} += $summary{$attribute}{$nodename}{$time}{num};
 			}
 		}
+		
 	}
 
 	my $rrdcluster = "/var/rrd/cluster";
@@ -450,7 +456,8 @@ sub get_sum_metrix
 		my @times = keys(%{$summetrix{$attribute}});
 		my @sorttimes = sort @times;
 		foreach $time (@sorttimes){
-			$code = xCAT_monitoring::rrdutil::push_data_to_rrd("$rrdcluster/$attribute.rrd", $summetrix{$attribute}{$time}{sum}, $summetrix{$attribute}{$time}{num}, $step, $time, 'GAUGE');
+			$temp = $summetrix{$attribute}{$time}{sum}/$summetrix{$attribute}{$time}{num};
+			$code = xCAT_monitoring::rrdutil::push_data_to_rrd("$rrdcluster/$attribute.rrd", $temp, $summetrix{$attribute}{$time}{num}, $step, $time, 'GAUGE');
 			if($code != 0){
 				return($code, "Can't push data to $rrdcluster/$attribute.rrd");
 			}
diff --git a/xCAT-rmc/plugin/rmcmon.pm b/xCAT-rmc/plugin/rmcmon.pm
index fa7beca93..dc59ab0fd 100644
--- a/xCAT-rmc/plugin/rmcmon.pm
+++ b/xCAT-rmc/plugin/rmcmon.pm
@@ -1467,12 +1467,25 @@ sub showmetrix($rrddir, $attrs, $start_time, $end_time)
 	my $timestamp = undef;
 	my $sum = undef;
 	my $num = undef;
+	my $remote = undef;
+
+	if($rrddir =~ /:/){
+		($remote,$rrddir) = split /:/,$rrddir;
+	}
 	
 	foreach $attr (@attrlist) {
 		@namelist = ();
 		@timelist = ();
 		%hash = {};
-		$output = `ls -A $rrddir/$attr*`;
+		if($remote){
+			$output = xCAT::Utils->runcmd("xdsh $remote 'ls -A /var/rrd/$rrddir/$attr*'", 0);
+			if($::RUNCMD_RC != 0){
+				return $result;
+			}
+			$output =~ s/$remote: \/var\/rrd\//''/;
+		} else {
+			$output = xCAT::Utils->runcmd("ls -A $rrddir/$attr*", 0);
+		}
 		@files = split /\n/, $output;
 		foreach $file (@files) {
 			if($file =~ /$attr\.rrd$/){
@@ -1481,7 +1494,11 @@ sub showmetrix($rrddir, $attrs, $start_time, $end_time)
 				$name = $1;
 			}
 			push @namelist, $name;
-			$output = xCAT_monitoring::rrdutil::RRD_fetch($file, $start_time, $end_time);
+			if($remote){
+				$output = xCAT_monitoring::rrdutil::RRD_fetch($file, $start_time, $end_time, $remote);
+			} else {
+				$output = xCAT_monitoring::rrdutil::RRD_fetch($file, $start_time, $end_time);
+			}
 			$line = pop(@$output);
 			if($line =~ /ERROR/){
 				push @$result, $line;
@@ -1499,7 +1516,7 @@ sub showmetrix($rrddir, $attrs, $start_time, $end_time)
 					if(! grep {/$timestamp/} @timelist){
 						push @timelist, $timestamp;
 					}
-					$hash{$name}{$timestamp} = sprintf "%.4f:%d", $sum, $num;
+					$hash{$name}{$timestamp} = sprintf "%.4f", $sum/$num;
 				} elsif ($line =~ /^(\d+): (\S+)/){
 					$timestamp = $1;
 					$sum = $2;
@@ -1578,23 +1595,21 @@ sub show {
   if($sum){
     foreach $node (@$noderef){
       if($node eq $localhostname){
-	if($isSV){
-	  $rrddir = "/var/rrd/summary";
-        } else {
-	  $rrddir = "/var/rrd/cluster";
-	  my @metrixconf = xCAT_monitoring::rmcmetrix::get_metrix_conf();
-	  my $rmetrixcmd = undef;
-  	  while(@metrixconf){
-	    my ($rsrc, $rname, $attrlist, $minute);
-	    $rsrc  = shift @metrixconf;
-	    $rname = shift @metrixconf;
-	    $attrlist = shift @metrixconf;
-	    $minute = shift @metrixconf;
-	    $rmetrixcmd = "/opt/xcat/sbin/rmcmon/rmcmetrixmon sum $rsrc $attrlist $minute";
-	    xCAT::Utils->runcmd($rmetrixcmd, 0);
-          }
+	$rrddir = "/var/rrd/cluster";
+	my @metrixconf = xCAT_monitoring::rmcmetrix::get_metrix_conf();
+	my $rmetrixcmd = undef;
+  	while(@metrixconf){
+	  my ($rsrc, $rname, $attrlist, $minute);
+	  $rsrc  = shift @metrixconf;
+	  $rname = shift @metrixconf;
+	  $attrlist = shift @metrixconf;
+	  $minute = shift @metrixconf;
+	  $rmetrixcmd = "/opt/xcat/sbin/rmcmon/rmcmetrixmon sum $rsrc $attrlist $minute";
+	  xCAT::Utils->runcmd($rmetrixcmd, 0);
         }
-      }	else {
+      }	elsif(xCAT::Utils->isSN($node)){
+	$rrddir = "$node:summary";
+      } else {
         $rrddir = "/var/rrd/$node";
       }
       $output = &showmetrix($rrddir, $attrs, $start_time, $end_time);
@@ -1613,7 +1628,3 @@ sub show {
   return (0, "");
 }
 
-#my $nref = ["hv8plus02", "hv8plus03"];
-#my $cb = {};
-#&show($nref, '0', '100', 'RecByteRate,XmitByteRate', 0, $cb);
-
diff --git a/xCAT-server/lib/xcat/plugins/monctrlcmds.pm b/xCAT-server/lib/xcat/plugins/monctrlcmds.pm
index 50cdc50e7..5931dac00 100644
--- a/xCAT-server/lib/xcat/plugins/monctrlcmds.pm
+++ b/xCAT-server/lib/xcat/plugins/monctrlcmds.pm
@@ -128,38 +128,6 @@ sub preprocess_request
       foreach(@hostinfo) {$iphash{$_}=1;}
       if (!$isSV) { $iphash{'noservicenode'}=1;}
 
-#      if($command eq "monshow"){
-#	my $keynosvcnode = undef;
-   #       foreach (@mon_servers){
-#	   my @server_pair=split(':', $_);
-#	   my $sv=$server_pair[0];
-#	   my $mon_nodes=$mon_hierachy->{$_};
-#	   if ((!$mon_nodes) || (@$mon_nodes ==0)) { next; }
-#	   if(($sv eq 'noservicenode') && ($a_ret[2] & 0x1)){
-#	     $keynosvcnode = $_;
-#	     my $i = 0;
-#	     foreach (@$mon_nodes){
-#	       if(xCAT::Utils->isSN($_)){
-#	         push @{$mon_hierachy->{$_}}, $_;
-#		 push @mon_servers, $_;
-#		 delete $mon_nodes->[$i];
-#	       }
-#	       $i++;
-#	     }
-#	   }
-#	}
-#	if(($keynosvcnode) && ($a_ret[2] & 0x2)){
-#	  if(@{$mon_hierachy->{$keynosvcnode}} == 0){
-#           my $reqcopy = {%$req};
-#	    push @{$reqcopy->{module}}, $a_ret[1];
-#	    push @{$reqcopy->{priv}}, $a_ret[2];
-#	    push @{$reqcopy->{priv}}, $a_ret[3];
-#	    push @{$reqcopy->{priv}}, $a_ret[5];
-#	    push @{$reqcopy->{priv}}, $a_ret[6];
-#	    push @requests, $reqcopy;
-#	  }
-#	}
-#      }
       foreach (@mon_servers) {
         #service node come in pairs, the first one is the monserver adapter that facing the mn,
         # the second one is facing the cn. we use the first one here
@@ -1726,7 +1694,7 @@ sub preprocess_monshow
   my $noderange=$ARGV[1];
   @nodes = noderange($noderange);
   my @temp = nodesmissed;
-  if(@temp && xCAT::Utils->isMN()){
+  if($sum && @temp && xCAT::Utils->isMN()){
     my $localhost = hostname();
     my $i = 0;
     foreach (@temp) {