Examples with NumaTuneMode org.ovirt.engine.core.common.businessentities.NumaTuneMode used on opensource projects

Example 1 with NumaTuneMode

use of org.ovirt.engine.core.common.businessentities.NumaTuneMode in project ovirt-engine by oVirt.

the class LibvirtVmXmlBuilder method writeNumaTune.

private void writeNumaTune() {
    NumaTuneMode numaTune = vm.getNumaTuneMode();
    if (numaTune == null) {
        return;
    }
    Map<String, Object> numaTuneSetting = NumaSettingFactory.buildVmNumatuneSetting(numaTune, vmNumaNodesSupplier.get());
    if (numaTuneSetting.isEmpty()) {
        return;
    }
    // <numatune>
    // <memory mode='strict' nodeset='0-1'/>
    // <memnode cellid='0' mode='strict' nodeset='1'>
    // </numatune>
    String nodeSet = (String) numaTuneSetting.get(VdsProperties.NUMA_TUNE_NODESET);
    String mode = (String) numaTuneSetting.get(VdsProperties.NUMA_TUNE_MODE);
    @SuppressWarnings("unchecked") List<Map<String, String>> memNodes = (List<Map<String, String>>) numaTuneSetting.get(VdsProperties.NUMA_TUNE_MEMNODES);
    if (nodeSet != null || memNodes != null) {
        writer.writeStartElement("numatune");
        if (nodeSet != null) {
            writer.writeStartElement("memory");
            writer.writeAttributeString("mode", mode);
            writer.writeAttributeString("modeset", nodeSet);
            writer.writeEndElement();
        }
        if (memNodes != null) {
            for (Map<String, String> memnode : memNodes) {
                writer.writeStartElement("memnode");
                writer.writeAttributeString("mode", mode);
                writer.writeAttributeString("cellid", (String) memnode.get(VdsProperties.NUMA_TUNE_VM_NODE_INDEX));
                writer.writeAttributeString("nodeset", (String) memnode.get(VdsProperties.NUMA_TUNE_NODESET));
                writer.writeEndElement();
            }
        }
        writer.writeEndElement();
    }
}

Example 2 with NumaTuneMode

use of org.ovirt.engine.core.common.businessentities.NumaTuneMode in project ovirt-engine by oVirt.

the class VmInfoBuilderImpl method buildVmNumaProperties.

/**
 * Numa will use the same compatibilityVersion as cpu pinning since numa may also add cpu pinning configuration and
 * the two features have almost the same libvirt version support
 */
@Override
public void buildVmNumaProperties() {
    List<VdsNumaNode> totalVdsNumaNodes = vmInfoBuildUtils.getVdsNumaNodes(vdsId);
    if (totalVdsNumaNodes.isEmpty()) {
        log.warn("No NUMA nodes found for host {} for vm {} {}", vdsId, vm.getName(), vm.getId());
        return;
    }
    List<VmNumaNode> vmNumaNodes = vmInfoBuildUtils.getVmNumaNodes(vm);
    if (vmNumaNodes.isEmpty()) {
        return;
    }
    NumaTuneMode numaTune = vm.getNumaTuneMode();
    if (numaTune != null) {
        Map<String, Object> numaTuneSetting = NumaSettingFactory.buildVmNumatuneSetting(numaTune, vmNumaNodes);
        if (!numaTuneSetting.isEmpty()) {
            createInfo.put(VdsProperties.NUMA_TUNE, numaTuneSetting);
        }
    }
    List<Map<String, Object>> createVmNumaNodes = NumaSettingFactory.buildVmNumaNodeSetting(vmNumaNodes);
    if (!createVmNumaNodes.isEmpty()) {
        createInfo.put(VdsProperties.VM_NUMA_NODES, createVmNumaNodes);
    }
    if (StringUtils.isEmpty(vm.getCpuPinning())) {
        Map<String, Object> cpuPinDict = NumaSettingFactory.buildCpuPinningWithNumaSetting(vmNumaNodes, totalVdsNumaNodes);
        if (!cpuPinDict.isEmpty()) {
            createInfo.put(VdsProperties.cpuPinning, cpuPinDict);
        }
    }
}