openstack team mailing list archive

[Christian Wittwer <wittwerch@xxxxxxxxx>]

You can let nova-compute start the instances after a host reboot.

--start_guests_on_host_boot
--resume_guests_state_on_host_boot

2012/3/10 Vishvananda Ishaya <vishvananda@xxxxxxxxx>:
> I think that this branch should make reboot work:
>
> https://review.openstack.org/#change,5177
>
> It looks like we should also make sync_power_states run more frequently.  It
> currently runs every 6 minutes by default.
>
> On Mar 8, 2012, at 6:27 PM, DeadSun wrote:
>
> As we all know, if host reboot since of some failure or hardware problem,
> the vms will actually shutoff. But after host up, info in nova db show vm
> state are "active", and using "nova list" return the same.
>
> Now how to start the vms. In Daiblo, I always just using "nova reboot", it
> works.But in essex version, it seems cannot use "nova reboot" in an inactive
> domain. I see there is "nova host-action" command, but it not always make vm
> start.
>
> Another way, I can use "virsh start" a domain, but if the vm attach a
> volume, it doesn't work. "nova volume-detach" cannot detach a volume in an
> inactive domain.
>
> Is there a normal way to resolve this case?
>
> --
> 非淡薄无以明志，非宁静无以致远
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