[ovirt-users] HA question

Eli Mesika emesika at redhat.com
Wed Apr 16 22:13:19 UTC 2014



----- Original Message -----
> From: "Dafna Ron" <dron at redhat.com>
> To: users at ovirt.org
> Sent: Wednesday, April 16, 2014 11:58:00 AM
> Subject: Re: [ovirt-users] HA question
> 
> you need to be more clear on your question it seems very general :)
> 
> do you mean, if the engine is down will power management still work?
> If so, than the answer is no and with good reason... (lots of them
> actually).
> starting from the simplest - if the host reboots and the engine is down,
> most users will not know how to restart the vms without the engine.
> even if you do know how to start the vm's without the engine, once you
> restore the engine, there is a chance of split brain.

two comments here
1) If engine is restored and hosts are still non responding hosts will be soft fenced and if that fails if PM is configured then engine will still try to restart the hosts 
2) We have an issue in hosted engine when the restart command can leave the Host in DOWN state 

> 
> Dafna
> 
> On 04/15/2014 07:23 PM, Maurice James wrote:
> > If I lose the host with the engine manager, will HA still function?
> >
> >
> > _______________________________________________
> > Users mailing list
> > Users at ovirt.org
> > http://lists.ovirt.org/mailman/listinfo/users
> 
> 
> --
> Dafna Ron
> _______________________________________________
> Users mailing list
> Users at ovirt.org
> http://lists.ovirt.org/mailman/listinfo/users
> 



More information about the Users mailing list