[PATCH] Inode reclaim fixes (was Re: 2.6.31 xfs_fs_destroy_inode: cannot reclaim)

[Patrick Schreurs]

We had another crash on the same server last weekend. Looks the same to me.

Thanks for looking into this.

-Patrick

On 1-2-2010 17:52, Patrick Schreurs wrote:
> Hello Dave,
>
> I'm afraid we had another crash a few days ago. Have a look at the
> screenshot. Can you make anything out of it? This server is running
> 2.6.32.3 with your inode-reclaim patch applied and XFS_DEBUG still enabled.
>
> Thanks for looking into this.
>
> -Patrick
>
> On 15-1-2010 12:01, Patrick Schreurs wrote:
>> Hi Dave,
>>
>> I think it's save to consider this issue fixed. We have currently 9
>> servers operational with these patches and they have been stable so far.
>> For a 100% certainty we'll have to test/wait a little bit longer, but
>> considering the frequency of crashes we saw earlier i think it's save to
>> come to a conclusion.
>>
>> I hope these patches will be included in 2.6.33 and will be back ported
>> to at least 2.6.32.
>>
>> Many thanks to Dave and to Christoph for fixing this apparently rare and
>> seldom triggered condition.
>>
>> -Patrick
>>
>> Dave Chinner wrote:
>>> Hi Patrick,
>>>
>>> I've attached two compendium patches that will hopefully fix
>>> the inode reclaim problems you've been seeing - one is for 2.6.31,
>>> the other is for 2.6.32. I've cc'd this to the XFS list ѕo that
>>> anyone else who has been seeing crashes, assert failures and
>>> general nastiness around inode reclaim can test them as well.
>>>
>>> These are not final patches - there's a few changes that Christoph
>>> has picked up on during review - so there'll be another round of
>>> patches before checkins and -stable backports can be requested.
>>>
>>> I'm hoping that these patches fix your problem, because with them
>>> I can't make my machines fall over anymore....
>>>
>>> Cheers,
>>>
>>> Dave.
>>>
>>>
>>> ------------------------------------------------------------------------
>>>
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