[ovirt-users] HostedEngine with HA

[Simone Tiraboschi]

On Thu, Aug 18, 2016 at 11:50 AM, Carlos Rodrigues <cmar at eurotux.com> wrote:

> On Thu, 2016-08-18 at 11:42 +0200, Simone Tiraboschi wrote:
>
> On Thu, Aug 18, 2016 at 11:25 AM, Carlos Rodrigues <cmar at eurotux.com>
> wrote:
>
>
> On Thu, 2016-08-18 at 11:04 +0200, Simone Tiraboschi wrote:
>
>
> On Thu, Aug 18, 2016 at 10:36 AM, Carlos Rodrigues <cmar at eurotux.com>
> wrote:
>
>
>
> On Thu, 2016-08-18 at 10:27 +0200, Simone Tiraboschi wrote:
>
>
>
> On Thu, Aug 18, 2016 at 10:22 AM, Carlos Rodrigues <cmar at eurotux.
> com>
> wrote:
>
>
>
>
> On Thu, 2016-08-18 at 08:54 +0200, Simone Tiraboschi wrote:
>
>
>
>
> On Tue, Aug 16, 2016 at 12:53 PM, Carlos Rodrigues <cmar at euro
> tux.
> com>
> wrote:
>
>
>
>
>
> On Sun, 2016-08-14 at 14:22 +0300, Roy Golan wrote:
>
>
>
>
>
>
>
> On 12 August 2016 at 20:23, Carlos Rodrigues <cmar at eurotu
> x.co
> m>
> wrote:
>
>
>
>
>
> Hello,
>
> I have one cluster with two hosts with power management
> correctly
> configured and one virtual machine with HostedEngine
> over
> shared
> storage with FiberChannel.
>
> When i shutdown the network of host with HostedEngine
> VM,  it
> should be
> possible the HostedEngine VM migrate automatically to
> another
> host?
>
> migrate on which network?
>
>
>
>
>
> What is the expected behaviour on this HA scenario?
>
>
> After a few minutes your vm will be shutdown by the High
> Availability
> agent, as it can't see network, and started on another
> host.
>
>
>
> I'm testing this scenario and after shutdown network, it
> should
> be
> expected that agent shutdown ha and started on another
> host,
> but
> after
> couple minutes nothing happens and on host with network we
> getting
> the
> following messages:
>
> Aug 16 11:44:08 ied-blade11.install.eurotux.local ovirt-ha-
> agent[2779]:
> ovirt-ha-agent
> ovirt_hosted_engine_ha.agent.hosted_engine.HostedEngine.con
> fig
> ERROR
> Unable to get vm.conf from OVF_STORE, falling back to
> initial
> vm.conf
>
> I think the HA agent its trying to get vm configuration but
> some
> how it
> can't get vm.conf to start VM.
>
>
> No, this is a different issues.
> In 3.6 we added a feature to let the engine manage also the
> engine VM
> itself; ovirt-ha-agent will pickup the latest engine VM
> configuration
> from the OVF_STORE which is managed by the engine.
> If something goes wrong, ovirt-ha-agent could fallback to the
> initial
> (bootstrap time) vm.conf. This will normally happen till you
> add
> your
> first regular storage domain and the engine imports the
> engine
> VM.
>
>
> But i already have my first storage domain and storage engine
> domain
> and already imported engine VM.
>
> I'm using 4.0 version.
>
>
> This seams an issue, can you please share your
> /var/log/ovirt-hosted-engine-ha/agent.log ?
>
>
> I sent it in attachment.
>
>
> Nothing strange here;
> do you see a couple of disks with alias OVF_STORE on the hosted-
> engine
> storage domain if you check it from the engine?
>
>
> Do you mean any disk label?
> I don't have it anyone:
>
> [root at ied-blade11 ~]#  ls /dev/disk/by-label/
> ls: cannot access /dev/disk/by-label/: No such file or directory
>
>
> No I mean: go to the engine web-ui, select the hosted-engine storage
> domain, check the disks there.
>
>
> No, the alias is virtio-disk0.
>

And this is the engine VM disk, so the issue is why the engine has still to
create the OVF_STORE.
Can you please share your engine.log from the engine VM?



>
> ​
>
>
>
>
>
>
>
>
>
> Regards,
> Carlos Rodrigues
>
>
>
>
>
>
>
>
>
>
>
> Regards,
>
> --
> Carlos Rodrigues
>
> Engenheiro de Software Sénior
>
> Eurotux Informática, S.A. | www.eurotux.com
> (t) +351 253 680 300 (m) +351 911 926 110
>
> _______________________________________________
> Users mailing list
> Users at ovirt.org
> http://lists.ovirt.org/mailman/listinfo/users
>
>
> --
> Carlos Rodrigues
>
> Engenheiro de Software Sénior
>
> Eurotux Informática, S.A. | www.eurotux.com
> (t) +351 253 680 300 (m) +351 911 926 110
>
> _______________________________________________
> Users mailing list
> Users at ovirt.org
> http://lists.ovirt.org/mailman/listinfo/users
>
> --
> Carlos Rodrigues
>
> Engenheiro de Software Sénior
>
> Eurotux Informática, S.A. | www.eurotux.com
> (t) +351 253 680 300 (m) +351 911 926 110
>
> --
> Carlos Rodrigues
>
> Engenheiro de Software Sénior
>
> Eurotux Informática, S.A. | www.eurotux.com
> (t) +351 253 680 300 (m) +351 911 926 110
>
> --
> Carlos Rodrigues
>
> Engenheiro de Software Sénior
>
> Eurotux Informática, S.A. | www.eurotux.com
> (t) +351 253 680 300 (m) +351 911 926 110
>
> --
>
> Carlos Rodrigues
>
> Engenheiro de Software Sénior
>
> Eurotux Informática, S.A. | www.eurotux.com
> (t) +351 253 680 300 (m) +351 911 926 110
>
>
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