From: Dipankar Sarma <dipankar@in.ibm.com>
To: Badari Pulavarty <pbadari@us.ibm.com>
Cc: ext2-devel <ext2-devel@lists.sourceforge.net>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: inode cache, dentry cache, buffer heads usage
Date: Thu, 10 Mar 2005 02:57:32 +0530 [thread overview]
Message-ID: <20050309212732.GA5036@in.ibm.com> (raw)
In-Reply-To: <1110394558.24286.203.camel@dyn318077bld.beaverton.ibm.com>
On Wed, Mar 09, 2005 at 10:55:58AM -0800, Badari Pulavarty wrote:
> Hi,
>
> We have a 8-way P-III, 16GB RAM running 2.6.8-1. We use this as
> our server to keep source code, cscopes and do the builds.
> This machine seems to slow down over the time. One thing we
> keep noticing is it keeps running out of lowmem. Most of
> the lowmem is used for ext3 inode cache + dentry cache +
> bufferheads + Buffers. So we did 2:2 split - but it improved
> thing, but again run into same issues.
>
> So, why is these slab cache are not getting purged/shrinked even
> under memory pressure ? (I have seen lowmem as low as 6MB). What
> can I do to keep the machine healthy ?
How does /proc/sys/fs/dentry-state look when you run low on lowmem ?
Thanks
Dipankar
next prev parent reply other threads:[~2005-03-09 21:35 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-09 18:55 inode cache, dentry cache, buffer heads usage Badari Pulavarty
2005-03-09 21:27 ` Dipankar Sarma [this message]
2005-03-09 21:29 ` Badari Pulavarty
2005-03-09 21:53 ` Dipankar Sarma
2005-03-09 21:57 ` [Ext2-devel] " Sonny Rao
2005-03-11 1:47 ` Andrew Morton
2005-03-14 21:28 ` Badari Pulavarty
2005-03-14 22:11 ` Andrew Morton
2005-03-14 22:13 ` [Ext2-devel] " Badari Pulavarty
2005-03-14 22:41 ` Andrew Morton
2005-03-15 16:17 ` Badari Pulavarty
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