On Wed, Dec 14, 2016 at 12:10 PM, TranceWorldLogic . < [email protected]> wrote:
> Hi, > > After looking into some more document, I think storage level fencing is > supported in ovirt via gluster. > Can some one correct me on this ? > > Thanks, > ~Rohit > > Hi, hosted engine is using SanLock to protect the engine VM disks, which allows only this VM storage based fencing. There's work[1] being done to allow this to more VMs, but it still reuiqres more work. So for now you should be using host fencing only. Doron [1] http://www.ovirt.org/develop/release-management/features/storage/sanlock-fencing/ > On Wed, Dec 14, 2016 at 2:32 PM, TranceWorldLogic . < > [email protected]> wrote: > >> Hi Doron, >> >> Yes, I am referring to storage level fencing like drbd/pacemaker tool. >> >> Thanks, >> ~Rohit >> >> >> On Wed, Dec 14, 2016 at 1:42 PM, Doron Fediuck <[email protected]> >> wrote: >> >>> >>> >>> On Wed, Dec 14, 2016 at 9:23 AM, Yedidyah Bar David <[email protected]> >>> wrote: >>> >>>> On Wed, Dec 14, 2016 at 9:02 AM, TranceWorldLogic . >>>> <[email protected]> wrote: >>>> > Hi, >>>> > >>>> > I was trying to explore more about fencing option supported in ovirt. >>>> > But getting lost in documents. >>>> > >>>> > My requirement is to fence at VM level rather than host level. >>>> >>>> I am pretty certain that this is not called fencing. Fencing is for >>>> hosts. >>>> And it's meant for _stopping_ them, not starting. >>>> >>>> > e.g let assume VM1.1, VM1.2,VM1.3 are running on host1 and >>>> VM2.1,VM2.2 VM2.3 >>>> > running on host2. Suppose due to some error only VM1.1 goes down >>>> [Note: >>>> > VM1.2 and VM1.3 in running state] then VM2.1 must come up. >>>> > >>>> > Can I get to know whether such functionality is supported by ovirt ? >>>> > If yes, would you please explain also how it work >>>> > or would you share refernece for me to refer and understand >>>> it ? >>>> > if yes, is it configurable by python sdk ? >>>> >>>> No idea, but it might be possible using affinity rules and/or HA. >>>> Changing the subject, to try to attract more relevant responses, >>>> and adding Tomer. >>>> >>>> Best, >>>> -- >>>> Didi >>>> >>>> >>>> >>> Hi, >>> are you referring to storage based fencing? >>> >> >> >
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