lkml.org 
[lkml]   [2004]   [Jul]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: dentry cache leak? Re: rsync out of memory 2.6.8-rc2
Andrew Morton wrote:

>kladit@t-online.de (Klaus Dittrich) wrote:
>
>
>>>Can you narrow the onset of the problem down to any particular kernel
>>>
>>>
>> >snapshot?
>>
>> Did it and here is the answer.
>>
>> kernel-2.6.7 and bk's up to 2.6.7-bk7 survived a du -s,
>> kernels starting with 2.6.7-bk8 did not.
>>
>>
>
>Dammit, -bk7 to -bk8 is a 1.8M diff. Relevant changes include the switch
>to the rcu callbacks (make them take an rcu_head* rather than a void*) and
>the introduction of /proc/sys/vm/vfs_cache_pressure.
>
>So the immediate question is: please check the contents of your
>vfs_cache_pressure tunable. It should be 100. A setting of zero would
>cause this behaviour.
>
>
>
>> Compiler gcc-3.4.1
>>
>>
>
>It would be useful to try a different compiler version.
>
>There's _something_ different in your setup. If we can work out what this
>factor is, it will lead us to the bug.
>
>
>

cat /proc/sys/vm/vfs_cache_pressure shows 100.
Should I try an older or newer compiler ?

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 14:04    [W:0.077 / U:0.020 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site