thanks very much --------------原始邮件-------------- 发件人："Liran Rotenberg &quot;&lt;lrotenbe(a)redhat.com&amp;gt;; 发送时间：2020年11月5日(星期四) 晚上11:52 收件人：&quot;lifuqiong(a)sunyainfo.com&quot; <lifuqiong(a)sunyainfo.com&amp;gt;; 抄送："users &quot;&lt;users(a)ovirt.org&amp;gt;;&quot;devel &quot;&lt;devel(a)ovirt.org&amp;gt;; 主题：[ovirt-devel] Re: Host's status how to change to UP when I execute Management--&gt; Active command ----------------------------------- Hi,The engine will monitor that host. Once it's reachable and we can get information&nbsp;from it the status will change accordingly. Please check out the HostMonitoring class. On Thu, Nov 5, 2020 at 11:57 AM lifuqiong(a)sunyainfo.com <lifuqiong(a)sunyainfo.com&amp;gt; wrote: Hi,&nbsp; &nbsp; &nbsp; I checkout ovirt-engine's code with branch 4.2; &nbsp;When execute Host's Management --&gt; Active &nbsp;command, &nbsp;ovirt engine just set vds's status to "Unassigned" but how the vds's status changed to "UP" in ovirt-engine?&nbsp; The code in ActiveVdsCommand.executeCommand() as follows: protected void executeCommand() { &nbsp; &nbsp; &nbsp; &nbsp; final VDS vds = getVds(); &nbsp; &nbsp; &nbsp; &nbsp; try (EngineLock monitoringLock = acquireMonitorLock("Activate host")) { &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; executionHandler.updateSpecificActionJobCompleted(vds.getId(), ActionType.MaintenanceVds, false); &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; setSucceeded(setVdsStatus(VDSStatus.Unassigned).getSucceeded()); &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if (getSucceeded()) { &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; TransactionSupport.executeInNewTransaction(() -&gt; { &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // set network to operational / non-operational &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; List<Network&gt; networks = networkDao.getAllForCluster(vds.getClusterId()); &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; networkClusterHelper.setStatus(vds.getClusterId(), networks); &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; return null; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }); &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // Start glusterd service on the node, which would haven been stopped due to maintenance &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if (vds.getClusterSupportsGlusterService()) { &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; runVdsCommand(VDSCommandType.ManageGlusterService, &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; new GlusterServiceVDSParameters(vds.getId(), Arrays.asList("glusterd"), "restart")); &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; // starting vdo service &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; GlusterStatus isRunning = glusterUtil.isVDORunning(vds.getId()); &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; switch (isRunning) { &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case DOWN: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; log.info("VDO service is down in host : '{}' with id '{}', starting VDO service", &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; vds.getHostName(), &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; vds.getId()); &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; startVDOService(vds); &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; break; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case UP: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; log.info("VDO service is up in host : '{}' with id '{}', skipping starting of VDO service", &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; vds.getHostName(), &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; vds.getId()); &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;break; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; case UNKNOWN: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; log.info("VDO service is not installed host : '{}' with id '{}', ignoring to start VDO service", &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; vds.getHostName(), &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; vds.getId()); &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; break; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; } &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; } &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; } &nbsp; &nbsp; &nbsp; &nbsp; } &nbsp; &nbsp; } Your Sincerely Mark Lee _______________________________________________ Devel mailing list -- devel(a)ovirt.org To unsubscribe send an email to devel-leave(a)ovirt.org Privacy Statement: https://www.ovirt.org/privacy-policy.html oVirt Code of Conduct: https://www.ovirt.org/community/about/community-guidelines/ List Archives: https://lists.ovirt.org/archives/list/devel@ovirt.org/message/36745S77NLH...