[ovirt-devel] DRBD Integration with oVirt

[Allon Mureinik]

Then definitely don't go the Cinder route. We make WAY too many
Ceph-centric assumptions there.

I wonder how much effort it would be to implement a DRBD domain in a
similar fashion to the existing block domains.

On Mon, Jun 13, 2016 at 7:54 PM, Hayley Swimelar <hayley at linbit.com> wrote:

>
>
> On 06/13/2016 09:51 AM, Allon Mureinik wrote:
>
>> Maybe I'm being daft, but I'm missing something basic here.
>> What's the end goal? A DRBD Storage Domain in oVirt?
>>
>>
> Hi Allon,
>
> A DRBD Storage Domain in oVirt is the goal, yes.
>
> On Fri, Jun 3, 2016 at 9:13 PM, Hayley Swimelar <hayley at linbit.com> wrote:
>>
>> Hello all,
>>>
>>> A DRBD integration into oVirt is currently being planned.
>>>
>>> DRBD provides replicated, highly available block storage. For those
>>> unfamiliar with DRBD more information can be found here:
>>> https://www.drbd.org/en/comp/drbd-linux-driver
>>>
>>> DRBD 9 is the latest version of DRBD and interacts with DRBD Manage which
>>> is a daemon exposed via a D-Bus api. More information can be found here:
>>> https://www.drbd.org/en/comp/drbdmanage
>>>
>>> DRBD Manage handles the creation, assignment, etc. of DRBD volumes and is
>>> the interface through which Cinder manages DRBD.
>>>
>>> We are looking for advice on how best to have oVirt communicate with DRBD
>>> Manage and we have come to two options:
>>>
>>> 1) Use Cinder. Although we are integrated into Cinder, there are concerns
>>> about the need to set up a complete Cinder instance to provide access to
>>> DRBD.
>>>
>>> 2) The alternative to Cinder would be to have the oVirt Engine
>>> communicate
>>> directly to DRBD Manage via D-Bus.
>>>
>>> Any advice on the best way to achieve this would be much appreciated.
>>>
>>> --
>>> Hayley Swimelar
>>> LINBIT | Keeping the Digital World Running
>>> DRBD — Corosync — Pacemaker
>>> +1-503-573-1262 x212
>>> _______________________________________________
>>> Devel mailing list
>>> Devel at ovirt.org
>>> http://lists.ovirt.org/mailman/listinfo/devel
>>>
>>>
>>>
>>>
>>
> --
> Hayley Swimelar
> LINBIT | Keeping the Digital World Running
> DRBD — Corosync — Pacemaker
> +1-503-573-1262 x212
>
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