[ovirt-users] MS Cluster Services suppot

[Tiemen Ruiten]

On 07/23/14 11:21, Tiemen Ruiten wrote:
> On 07/23/14 10:28, Itamar Heim wrote:
>> On 07/23/2014 10:50 AM, Tiemen Ruiten wrote:
>>> On 07/23/14 00:24, Itamar Heim wrote:
>>>> On 07/15/2014 10:31 PM, Maurice James wrote:
>>>>> Does oVirt/RHEV have support for Microsoft Clustering services? Can I
>>>>> run cluster members across the RHEV/oVirt cluster?
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Users mailing list
>>>>> Users at ovirt.org
>>>>> http://lists.ovirt.org/mailman/listinfo/users
>>>>>
>>>> I think there is still some gap around virtio-scsi, but don't remember
>>>> of the top of my head.
>>>> _______________________________________________
>>>> Users mailing list
>>>> Users at ovirt.org
>>>> http://lists.ovirt.org/mailman/listinfo/users
>>> I tried that this week and it seems like SCSI3 persistent reservations
>>> are not supported yet by the VirtIO-SCSI driver, therefore it's
>>> impossible to set up shared storage. Please correct me if I'm wrong!
>>>
>> did you try an external (direct lun) disk with 'privileged scsi'
>> commands?
> I just tried that and Cluster Validation gives me this error for the
> intended shared disk (direct lun, attached to two VM's, shareable,
> privileged scsi):
>
> "Disk bus does not support clustering. The required inquiry data (SCSI
> page 83h VPD descriptor) was reported as not being supported."
>
> In the report, the VPD Page 83h identifier is listed as <Unknown>.
>
> This seems to be an issue outside of oVirt, stgt only supports this
> field since version 1.0.46:
> http://www.spinics.net/lists/linux-stgt/msg04349.html
> Since I'm running CentOS 6 on the machine that hosts the scsi targets
> which has 1.0.25, if RedHat hasn't backported that feature, it's not
> supported.
>

Well I decided to give the newest stgt version a go (1.0.48) and the VPD
Identifier error is gone, but I still get errors when validating:

"The port driver used by the disk does not support clustering. Disk bus
type does not support clustering."

So still a no.

-- 
Tiemen Ruiten
Systems Engineer
R&D Media