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From: Sagar Borikar <sagar_borikar@pmc-sierra.com>
To: Eric Sandeen <sandeen@sandeen.net>
Cc: Dave Chinner <david@fromorbit.com>,
	Nathan Scott <nscott@aconex.com>,
	xfs@oss.sgi.com
Subject: Re: Xfs Access to block zero  exception and system crash
Date: Mon, 07 Jul 2008 08:47:10 +0530	[thread overview]
Message-ID: <48718AB6.80709@pmc-sierra.com> (raw)
In-Reply-To: <48718977.1090005@sandeen.net>



Eric Sandeen wrote:
> Sagar Borikar wrote:
>   
>> Eric Sandeen wrote:
>>     
>>> Sagar Borikar wrote:
>>>
>>>
>>>   
>>>       
>>>> There was no failure. Only the processes were stalled. System was 
>>>> operative.
>>>>     
>>>>         
>>> I'm curious, if the processes were stalled, how did you unmount the
>>> filesystem to run repair on it?
>>>
>>> -Eric
>>>   
>>>       
>> I ran with -n option.
>>
>> xfs_repair -fvn /root/test_partition
>>     
>
> oh....
>
> So, you basically ran repair on a live, mounted filesystem; it's
> expected that it would not be consistent at this point.
>
> So, the errors you are seeing on this x86 are likely not related to
> those you see on mips.  (the D state process might be interesting and
> worth looking into, but probably not related to the problem you're
> trying to solve.)
>
> -Eric
>   
Ok. But then I was surprised as why the copy is not successful. Here is 
the ps output

root     29200  0.0  0.1   2088   652 ?        D    01:41   0:00 cp -f 
testfile testdir_16
root     29201  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testfile_16
root     29202  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testfile_14
root     29203  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testfile_2
root     29204  0.0  0.1   2088   652 ?        D    01:41   0:00 cp -f 
testfile testdir_9
root     29205  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testfile_5
root     29206  0.0  0.1   2088   652 ?        D    01:41   0:00 cp -f 
testfile testdir_3
root     29207  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testfile_15
root     29208  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testdir_2
root     29209  0.0  0.1   2088   652 ?        D    01:41   0:00 cp -f 
testfile testdir_12
root     29210  0.0  0.1   2088   644 ?        D    01:41   0:00 cp -f 
testfile testfile_10
root     29211  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testfile_4
root     29212  0.0  0.1   2088   652 ?        D    01:41   0:00 cp -f 
testfile testdir_13
root     29213  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testfile_20
root     29214  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testdir_20
root     29215  0.0  0.1   2088   656 ?        D    01:41   0:00 cp -f 
testfile testdir_18
root     29216  0.0  0.1   2088   644 ?        D    01:41   0:00 cp -f 
testfile testfile_13
root     29217  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testdir_1
root     29218  0.0  0.1   2088   652 ?        D    01:41   0:00 cp -f 
testfile testdir_8
root     29219  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testfile_11
root     29220  0.0  0.1   2088   652 ?        D    01:41   0:00 cp -f 
testfile testdir_6
root     29221  0.0  0.1   2088   644 ?        D    01:41   0:00 cp -f 
testfile testfile_6
root     29222  0.0  0.1   2088   652 ?        D    01:41   0:00 cp -f 
testfile testdir_10
root     29223  0.0  0.1   2088   652 ?        D    01:41   0:00 cp -f 
testfile testdir_14
root     29224  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testfile_19
root     29225  0.0  0.1   2088   644 ?        D    01:41   0:00 cp -f 
testfile testfile_12
root     29226  0.0  0.1   2088   652 ?        D    01:41   0:00 cp -f 
testfile testdir_5
root     29227  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testdir_11
root     29228  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testfile_8
root     29229  0.0  0.1   2088   652 ?        D    01:41   0:00 cp -f 
testfile testdir_4
root     29230  0.0  0.1   2088   652 ?        D    01:41   0:00 cp -f 
testfile testdir_17
root     29231  0.0  0.1   2088   644 ?        D    01:41   0:00 cp -f 
testfile testfile_18
root     29232  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testdir_15
root     29233  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testfile_7
root     29234  0.0  0.1   2088   644 ?        D    01:41   0:00 cp -f 
testfile testfile_3
root     29235  0.0  0.1   2088   644 ?        D    01:41   0:00 cp -f 
testfile testfile_1
root     29236  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testfile_17
root     29237  0.0  0.1   2088   652 ?        D    01:41   0:00 cp -f 
testfile testdir_7
root     29238  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testdir_19
root     29239  0.0  0.1   2088   648 ?        D    01:41   0:00 cp -f 
testfile testfile_9

All the the copies are pending and file size in those directories is 
constant. It is not
increasing.
 And as the processes are in D state, the file system is marked as busy 
and I can't unmount
it.

Thanks
Sagar

  reply	other threads:[~2008-07-07  3:16 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-06-24  7:03 Xfs Access to block zero exception and system crash Sagar Borikar
2008-06-25  6:48 ` Sagar Borikar
2008-06-25  8:49 ` Dave Chinner
2008-06-26  6:46   ` Sagar Borikar
2008-06-26  7:02     ` Dave Chinner
2008-06-27 10:13       ` Sagar Borikar
2008-06-27 10:25         ` Sagar Borikar
2008-06-28  0:05           ` Dave Chinner
2008-06-28 16:47             ` Sagar Borikar
2008-06-29 21:56               ` Dave Chinner
2008-06-30  3:37                 ` Sagar Borikar
     [not found]                 ` <20080630034112.055CF18904C4@bby1mta01.pmc-sierra.bc.ca>
2008-06-30  6:07                   ` Sagar Borikar
2008-06-30 10:24                   ` Sagar Borikar
2008-07-01  6:44                     ` Dave Chinner
2008-07-02  4:18                       ` Sagar Borikar
2008-07-02  5:13                         ` Dave Chinner
2008-07-02  5:35                           ` Sagar Borikar
2008-07-02  6:13                             ` Nathan Scott
2008-07-02  6:56                               ` Dave Chinner
2008-07-02 11:02                                 ` Sagar Borikar
2008-07-03  4:03                                   ` Eric Sandeen
2008-07-03  5:14                                     ` Sagar Borikar
2008-07-03 15:02                                       ` Eric Sandeen
2008-07-04 10:18                                         ` Sagar Borikar
2008-07-04 12:27                                           ` Dave Chinner
2008-07-04 17:30                                             ` Sagar Borikar
2008-07-04 17:35                                               ` Eric Sandeen
2008-07-04 17:51                                                 ` Sagar Borikar
2008-07-05 16:25                                                   ` Eric Sandeen
2008-07-06 17:24                                                     ` Sagar Borikar
2008-07-06 19:07                                                       ` Eric Sandeen
2008-07-07  3:02                                                         ` Sagar Borikar
2008-07-07  3:04                                                           ` Eric Sandeen
2008-07-07  3:07                                                             ` Sagar Borikar
2008-07-07  3:11                                                               ` Eric Sandeen
2008-07-07  3:17                                                                 ` Sagar Borikar [this message]
2008-07-07  3:22                                                                   ` Eric Sandeen
2008-07-07  3:42                                                                     ` Sagar Borikar
     [not found]                                                                       ` <487191C2.6090803@sandeen  .net>
     [not found]                                                                         ` <4871947D.2090701@pmc-sierr a.com>
2008-07-07  3:47                                                                       ` Eric Sandeen
2008-07-07  3:58                                                                         ` Sagar Borikar
2008-07-07  5:19                                                                           ` Eric Sandeen
2008-07-07  5:58                                                                             ` Sagar Borikar
2008-07-06  4:19                                                   ` Dave Chinner
2008-07-04 15:33                                           ` Eric Sandeen
2008-06-28  0:02         ` Dave Chinner
     [not found] <4872E0BC.6070400@pmc-sierra.com>
     [not found] ` <4872E33E.3090107@sandeen.net>
2008-07-08  5:03   ` Sagar Borikar
2008-07-09 16:57   ` Sagar Borikar
2008-07-10  5:12     ` Sagar Borikar

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