[ofw] Proper way to re-find mirror of SRP drives after link broken

[Chris Worley]

On Thu, Jun 24, 2010 at 12:00 PM, Smith, Stan <stan.smith at intel.com> wrote:
> Sufficool, Stanley wrote:
>>> -----Original Message-----
>>> From: ofw-bounces at lists.openfabrics.org
>>> [mailto:ofw-bounces at lists.openfabrics.org] On Behalf Of Chris Worley
>>> Sent: Tuesday, June 22, 2010 9:00 AM
>>> To: ofw at lists.openfabrics.org
>>> Subject: [ofw] ***SPAM*** Proper way to re-find mirror of SRP drives
>>> after link broken
>>>
>>>
>>> In testing SRP over windows, with two drives over SRP
>>> mirrored, pulling then replacing the IB cable, the drives come
>>> back as "foreign" and need to be manually imported.
>>>
>>> That tells me that Windows is finding something about the
>>> return of the drives to be different than before.
>>>
>>> Is there a way to assure Windows sees these drives as the
>>> drives it had before?
>>
>> SRP on OFED-W is broken. It sends a DREQ on driver start but AFTER
>> the volume is mounted. So not even a basic volume will mount
>> reliably.
>
>
> Lets be clear hear w.r.t. Windows SRP.
> I'm not disputing what your claiming w.r.t. the timing of DREQ xmits, but as far as basic mounts working, they mount just fine for vdisks.

It does mount reliably after reboot... cable reconnect is the issue.

This is a vdisk on the Linux side... I'm not sure of the vdisk you're
referring to.

Are you saying there is no work-around for pulling/pushing the IB
cable (other than manually importing then recreating the mirror)?

Thanks,

Chris
>
> stan smith.
>
>
>>
>> You will also find that this happens on a warm boot of the initiator.
>>
>> I'm not sure if this is your specific issue.
>>
>>>
>>> Thanks,
>>>
>>> Chris
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>
>