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Posted to commits@vcl.apache.org by jf...@apache.org on 2018/09/07 17:07:10 UTC

vcl git commit: VCL-1104 - set cpu topology for libvirt VMs

Repository: vcl
Updated Branches:
  refs/heads/develop 15b187fb6 -> de9e192f8


VCL-1104 - set cpu topology for libvirt VMs

libvirt.pm: modified generate_domain_xml: added topology to $xml_hashref under cpu section and logic to set related variables


Project: http://git-wip-us.apache.org/repos/asf/vcl/repo
Commit: http://git-wip-us.apache.org/repos/asf/vcl/commit/de9e192f
Tree: http://git-wip-us.apache.org/repos/asf/vcl/tree/de9e192f
Diff: http://git-wip-us.apache.org/repos/asf/vcl/diff/de9e192f

Branch: refs/heads/develop
Commit: de9e192f821807857669f9a7cbe368ee8664e67b
Parents: 15b187f
Author: Josh Thompson <jf...@ncsu.edu>
Authored: Fri Sep 7 13:04:09 2018 -0400
Committer: Josh Thompson <jf...@ncsu.edu>
Committed: Fri Sep 7 13:04:09 2018 -0400

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 .../lib/VCL/Module/Provisioning/libvirt.pm      | 20 ++++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/vcl/blob/de9e192f/managementnode/lib/VCL/Module/Provisioning/libvirt.pm
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diff --git a/managementnode/lib/VCL/Module/Provisioning/libvirt.pm b/managementnode/lib/VCL/Module/Provisioning/libvirt.pm
index 44691bc..b38ffff 100644
--- a/managementnode/lib/VCL/Module/Provisioning/libvirt.pm
+++ b/managementnode/lib/VCL/Module/Provisioning/libvirt.pm
@@ -1799,6 +1799,13 @@ EOF
 	#    Windows, however, expects it to be in so called 'localtime'."
 	my $clock_offset = ($image_os_type =~ /windows/) ? 'localtime' : 'utc';
 	
+	my $cpusockets = $cpu_count;
+	my $cpucores = 1;
+	if($cpu_count > 2) {
+		$cpusockets = 2;
+		$cpucores = ($cpu_count - ($cpu_count % 2)) / 2;
+	}
+
 	my $xml_hashref = {
 		'type' => $domain_type,
 		'description' => [$description],
@@ -1828,14 +1835,11 @@ EOF
 				model => {
 					'fallback' => 'allow',
 				},
-				#'topology' => [
-				#	{
-				#		'sockets' => $cpu_count,
-				#		'cores' => '2',
-				#		'threads' => '2',
-				#	}
-				#],
-				
+				topology => {
+					'sockets' => $cpusockets,
+					'cores' => $cpucores,
+					'threads' => 1,
+				},
 			}
 		],
 		'clock' => [