On Fri, 2016-04-08 at 11:31 +0200, Martin Sivak wrote: > Hi, > > > > > I set highly available on, did not pin to any host, and also set > > the > > watchdog which should reset if they go down but I'm not sure that > > will start > > them if the host comes up and the VMs are not running. I'll look > > at the CLI > > first. > The engine will try to keep the VM running. So if one host goes down, > it will restart the VM on some other host automatically. We will also > migrate the VM (or some other to free resources) when the current > host > gets too loaded. We do not require any migration addons, it just > works. But of course we have usually more hosts in a cluster to make > this possible. > > I do not really remember what happens when all hosts are restarted > (power outage) though as that is quite special case. > > Regards > > -- > Martin Sivak > SLA / oVirt Thanks. I only have one host so who knows what will happen. I'm working on a script that will basically emulate what VMware does - start VMS in a given order at startup of the host/engine. I'll also file a feature request. > On Wed, Apr 6, 2016 at 9:10 PM, Brett I. Holcomb <[email protected]> wrote: > > wrote: > > > > > On Wed, 2016-04-06 at 13:42 -0400, Adam Litke wrote: > > > > On 06/04/16 01:46 -0400, Brett I. Holcomb wrote: > > > > In VMware we could setup guests to autostart when the host started and > > define the order. Is that doable in oVirt? The only thing I've seen > > is the watchdog and tell it to reset but nothing that allows me to > > define who starts up when and if they autostart. I assume it's there > > but I must be missing it or haven't found it in the web portal. > > > > > > In oVirt guests aren't tied to a host by default (although you can set > > them to run only on a specific host if you want). The closest thing I > > can think of would be the High Availability features (VM->Edit). > > oVirt will try to restart highly available VMs if they go down. You > > can also set the priority for migration and restart in that pane. > > Hopefully a combination of host pinning and the high availability > > settings will get you close enough to where you want to be. > > > > Otherwise, you could always do some scripting with the ovirt REST API > > using the SDK or CLI. > > > > > > If you had the VMware migration extra add-on you could have hosts move as > > needed so they were not tied to any host either but we could set a startup > > order and specify auto, manual so that once the host started the VMs were > > brought up as specified no matter what host they were running on. > > > > I am running hosted-engine deployment with the Engine VM on the host. > > > > I set highly available on, did not pin to any host, and also set the > > watchdog which should reset if they go down but I'm not sure that will start > > them if the host comes up and the VMs are not running. I'll look at the CLI > > first. > > > > It would be nice if oVirt added this feature as it's really required for > > large installations and is a help for any size installation, even small > > ones. > > > > > > > > > > _______________________________________________ > > Users mailing list > > [email protected]> > http://lists.ovirt.org/mailman/listinfo/users > > > > > >
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