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To: Steven Hartland <killing@multiplay.co.uk>
Subject: Re: mfi timeouts
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On 02/27/2013 03:39 AM, Steven Hartland wrote:
> ----- Original Message ----- From: "rihad" <rihad@mail.ru>
>
>
>>> On 28/10/2011 04:14, Jan Mikkelsen wrote:
>>> >/  Hi,
>>> />/
>>> />/  There is a patch linked to from this PR, which seems very similar:
>>> />/
>>> />/  http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/140416
>>> />/
>>> />/ 
>>> http://lists.freebsd.org/pipermail/freebsd-scsi/2011-March/004839.html
>>> />/
>>> />/  The problem is also consistent with running mfiutil clearing 
>>> the problem.
>>> />/
>>> />/  I'm about to deploy mfi controllers in a similar configuration, 
>>> so I'd be very curious about whether the patch fixes the problem for 
>>> you.
>>> />/
>>> /This looks promising, I'll give a try when I get a moment.
>>
>> Hi,
>>
>> Did the patch help? We're having the same issues & running "mfiutil 
>> show volumes" every minute doesn't make the freezes go away.
>> Will this small patch be ok on 8.2-RELEASE-p4? Thanks.
>
> I'm about to commit a major patch to mfi, which many problems with the
> current driver. Given info in that PR it could well fix this problem.
>
> Unfortunately due to the number of changes, its likely to sit in head 
> for a
> while before it gets MFC, just to be safe.
>
> We've been running it on 8.3-RELEASE on top of the driver from head for
> some months and not issues so far. So if anyone is interested in a
> patchset for that I'll be able to provide.
>
> I'll post a link to the commit when I'm done.


Thanks, if the trivial dummy read proves insufficient, sure I'll need to 
look into that :) Thanks.