Re: [FIXED?] reiser4: problem with key inconsistency

[Edward Shishkin <edward.shishkin@gmail.com>]

On 01/07/2013 12:05 PM, Dušan Čolić wrote:
> On Sat, Nov 3, 2012 at 5:02 PM, Edward Shishkin
> <edward.shishkin@gmail.com> wrote:
>> On 10/31/2012 06:24 PM, Ivan Shapovalov wrote:
>>> On 28 октября 2012 22:56:14 Edward Shishkin wrote:
>>>> Hi all.
>>>> It seems I do have the long-awaited fix.
>>>>
>>>> The symptoms of the problem: kernel starts to issue complaints
>>>> about key inconsistency with the suggestions to check the partition
>>>> with fsck. Fsck sometimes finds corruptions, but sometimes reports
>>>> that file system is consistent.
>>>>
>>>> Please apply the attached patch to reiser4 stuff for 3.6.2, or
>>>> download reiser4-for-3.6.4 (which already contains this patch), and
>>>> let me know if the problem has not gone:
>>>> http://sourceforge.net/projects/reiser4/files/reiser4-for-linux-3.x/
>>>>
>>>> Please, don't rush to deploy production systems on reiser4: it can
>>>> take up to 80 hours to reproduce the problem with high workload.
>>>>
>>>> Thank you for your help.
>>>> Edward.
>>>
>>> Alas, it hasn't gone... Or maybe it's a different problem, but today (on a
>>> debugless build) I've got a massive crash (mostly -2 and -5 errors for
>>> different VFS operations - e.g.
>>> nikita-717/edward-1611/edward-430/nikita-2219/nikita-2221, many vs-3533
>>> and
>>> edward-1460/edward-1608/edward-156 warnings).
>>> Fsck said SIGSEGV,
>>
>>
>> There are pending patches for reiser4progs, please don't forget to apply
>> them when checking your partitions:
>>
>> http://marc.info/?l=reiserfs-devel&m=129703129519745&w=2
>> http://marc.info/?l=reiserfs-devel&m=127504471326353&w=2
>>
> Is this bug fixed in 3.7?


So, we have found 2 problems, which led to this kind of corruption
(key inconsistency):

1) nobody updated dkeys (fixed in 3.6):
    http://marc.info/?l=reiserfs-devel&m=135146138331012&w=2
2) default ->migratepage() didn't work for reiser4 (isolated in 3.7).


>
> What is blocking the release of reiser4progs-1.0.8  with those pending patches?
>
> Are there some other open bugs?


Since we are not in mainline tree, we'll periodically encounter various
oopses in new releases. However, I think it will be easy to fix.

Edward.
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