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From: Sunil Mushran <sunil.mushran@oracle.com>
To: ocfs2-devel@oss.oracle.com
Subject: [Ocfs2-devel] dlm stress test hangs OCFS2
Date: Mon, 14 Sep 2009 12:30:39 -0700	[thread overview]
Message-ID: <4AAE99DF.3030005@oracle.com> (raw)
In-Reply-To: <4AACFCEB.4060902@suse.de>

Thanks. Can you email me the _full_ trace log.

Coly Li wrote:
> Hi Sunil,
>
> Here is the printk info from your patch. I patched it into 2.6.31-rc8.
>
> This time it's quite easy to wait for the open file blocking happens. All the
> trace info on all 2 nodes (x1, and x2) are taken in blocking time.
>
> Thanks.
>
> Sunil Mushran Wrote:
>   
>> Thanks, Coly.
>>
>> So dlmglue calls dlmlock to downconvert the lock from EX => NL.
>> However, in the next iteration, we see lock at PR. Strange.
>>
>> Anycase, I have created a patch that should provide more info.
>> The patch is against the current mainline. It should apply against
>> older trees. But may require a bit of tlc.
>>
>> Please re-run with the the following patch.
>> http://oss.oracle.com/~smushran/0001-ocfs2-Patch-to-debug-hang-in-dlmglue-when-running-d.patch
>>
>>     
>
>   

  reply	other threads:[~2009-09-14 19:30 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-08-18 19:26 [Ocfs2-devel] dlm stress test hangs OCFS2 Coly Li
2009-08-18 19:34 ` David Teigland
2009-08-19  3:06 ` Sunil Mushran
2009-09-02 17:11   ` Coly Li
2009-09-02 22:01     ` Sunil Mushran
2009-09-03 16:24       ` Coly Li
2009-09-03 16:24         ` Sunil Mushran
2009-09-09 20:07           ` Coly Li
2009-09-09 21:42             ` Sunil Mushran
2009-09-10  5:38               ` Coly Li
2009-09-11 22:57                 ` Sunil Mushran
2009-09-13 14:08                   ` Coly Li
2009-09-14 19:30                     ` Sunil Mushran [this message]
2009-09-14 20:23                       ` Coly Li
2009-09-14 23:57                         ` Sunil Mushran
2009-09-15  7:11                           ` Coly Li
2009-09-16  0:49                             ` Sunil Mushran
2009-09-21 17:25                               ` Coly Li
2009-09-21 17:25                                 ` Sunil Mushran
2009-09-21 17:31                                   ` Sunil Mushran
2009-09-21 17:43                                     ` Coly Li
2009-09-21 19:03                                     ` Coly Li
2009-09-23  6:32                               ` [Ocfs2-devel] questions of AST and BAST (was Re: dlm stress test hangs OCFS2) Coly Li
2009-09-23 18:21                                 ` Sunil Mushran

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