From: Nick Piggin <nickpiggin@yahoo.com.au>
To: Klaus Dittrich <kladit@t-online.de>
Cc: Jan-Frode Myklebust <janfrode@parallab.uib.no>,
Andrew Morton <akpm@osdl.org>,
linux-kernel@vger.kernel.org
Subject: Re: dentry cache leak? Re: rsync out of memory 2.6.8-rc2
Date: Wed, 28 Jul 2004 11:21:35 +1000 [thread overview]
Message-ID: <4106FF9F.5060609@yahoo.com.au> (raw)
In-Reply-To: <4106C3B7.10603@xeon2.local.here>
Klaus Dittrich wrote:
> Klaus Dittrich wrote:
>> I did a test with a value of 500. echo 500 >
>> /proc/sys/vm/vfs_cache_pressure.
>>
>> The highest numbers a cat /proc/sys/fs/dentry-state then showed during
>> a du -s were
>> 780721 750505 45 0 0 0
>>
>> The system survied. No processes were killed.
>>
>> With vfs_cache_pressure=100 a cat /proc/sys/fs/dentry-state showed
>> numbers of about 1090000 before processes got killed.
>>
>> Hope that helps to narrow the region to look for what has changed.
>>
> PS. Two concurrent du -s however "kernel: Out of Memory: Killed process .."
Your vfs_cache_pressure probably wants to be higher than 500. Make it 10000.
next prev parent reply other threads:[~2004-07-28 1:21 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-07-26 15:06 dentry cache leak? Re: rsync out of memory 2.6.8-rc2 Klaus Dittrich
2004-07-26 19:37 ` Andrew Morton
2004-07-26 20:02 ` Klaus Dittrich
2004-07-26 20:38 ` Andrew Morton
2004-07-26 21:39 ` Klaus Dittrich
2004-07-26 22:14 ` Jan-Frode Myklebust
2004-07-27 20:43 ` Klaus Dittrich
2004-07-27 21:05 ` Klaus Dittrich
2004-07-28 1:21 ` Nick Piggin [this message]
2004-07-28 15:06 ` Klaus Dittrich
2004-07-29 3:31 ` Nick Piggin
2004-07-29 21:07 ` Andrew Morton
2004-07-30 16:30 ` Marcelo Tosatti
2004-07-30 19:47 ` Andrew Morton
2004-07-31 2:01 ` Marcelo Tosatti
2004-07-31 17:23 ` Linus Torvalds
2004-07-31 21:39 ` Andrew Morton
2004-08-03 6:55 ` Nick Piggin
-- strict thread matches above, loose matches on Subject: below --
2004-08-01 9:47 Klaus Dittrich
2004-07-19 9:19 Klaus Dittrich
2004-07-19 11:20 ` dentry cache leak? " bert hubert
[not found] ` <20040719113228.GA15295@outpost.ds9a.nl>
2004-07-19 12:56 ` Klaus Dittrich
2004-07-26 1:06 ` Andrew Morton
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