From: Suparna Bhattacharya <suparna@in.ibm.com>
To: Wim ten Have <wtenhave@sybase.com>
Cc: linux-kernel@vger.kernel.org, linux-aio@kvack.org
Subject: Re: Bug fix in AIO initialization
Date: Wed, 9 Jul 2003 01:15:19 +0530 [thread overview]
Message-ID: <20030709011519.A2412@in.ibm.com> (raw)
In-Reply-To: <20030708144121.241749f6.wtenhave@sybase.com>; from wtenhave@sybase.com on Tue, Jul 08, 2003 at 02:41:21PM +0200
On Tue, Jul 08, 2003 at 02:41:21PM +0200, Wim ten Have wrote:
> On Tue, 8 Jul 2003 23:43:26 +0530
> Suparna Bhattacharya <suparna@in.ibm.com> wrote:
>
> > Is this with vanilla 2.5 kernels or recent -mm kernels ?
>
> vanilla 2.5 kernels
>
> > Are you doing async O_DIRECT reads/writes or regular filesystem
> > aio read/writes ?
>
> both.
Regular filesystem aio reads/writes aren't async at the
moment in the vanilla 2.5 tree, so that would be expected, but
you say you are seeing this with O_DIRECT as well ...
What kind of i/o sizes and loads are involved when you observe
this with O_DIRECT AIO ? Which filesystem are you using ?
Regards
Suparna
--
Suparna Bhattacharya (suparna@in.ibm.com)
Linux Technology Center
IBM Software Labs, India
prev parent reply other threads:[~2003-07-08 13:57 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-07-07 22:02 Bug fix in AIO initialization Chen, Kenneth W
2003-07-08 9:53 ` Wim ten Have
2003-07-08 18:13 ` Suparna Bhattacharya
2003-07-08 12:41 ` Wim ten Have
2003-07-08 19:45 ` Suparna Bhattacharya [this message]
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