From: Chris Mason <mason@suse.com>
To: Jens Axboe <axboe@suse.de>
Cc: Andrea Arcangeli <andrea@suse.de>, Andrew Morton <akpm@osdl.org>,
marcelo@conectiva.com.br, linux-kernel@vger.kernel.org,
akpm@digeo.com
Subject: Re: RFC on io-stalls patch
Date: 15 Jul 2003 05:30:39 -0400 [thread overview]
Message-ID: <1058261439.4016.22.camel@tiny.suse.com> (raw)
In-Reply-To: <20030715091838.GJ833@suse.de>
On Tue, 2003-07-15 at 05:18, Jens Axboe wrote:
> On Tue, Jul 15 2003, Jens Axboe wrote:
> > > BTW, the contest run times vary pretty wildy. My 3 compiles with
> > > io_load running on 2.4.21 were 603s, 443s and 515s. This doesn't make
> > > the average of the 3 numbers invalid, but we need a more stable metric.
> >
> > Mine are pretty consistent [1], I'd suspect that it isn't contest but your
> > drive tcq skewing things. But it would be nice to test with other things
> > as well, I just used contest because it was at hand.
>
tcq is at 32, the controller is aic7xxx, the drive is an older wdc.
> Oh and in the same spirit, I'll do the complete runs on an IDE drive as
> well. Sometimes IDE vs SCSI shows the funniest things.
Thanks.
next prev parent reply other threads:[~2003-07-15 9:17 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-07-08 20:06 RFC on io-stalls patch Marcelo Tosatti
2003-07-10 13:57 ` Jens Axboe
2003-07-11 14:13 ` Chris Mason
2003-07-12 0:20 ` Nick Piggin
2003-07-12 18:37 ` Chris Mason
2003-07-12 7:37 ` Jens Axboe
2003-07-12 7:48 ` Jens Axboe
2003-07-12 18:32 ` Chris Mason
2003-07-13 0:33 ` Andrea Arcangeli
2003-07-13 9:01 ` Jens Axboe
2003-07-13 16:20 ` Chris Mason
2003-07-13 16:45 ` Jeff Garzik
2003-07-13 19:33 ` Andrea Arcangeli
2003-07-13 17:47 ` Jens Axboe
2003-07-13 19:35 ` Andrea Arcangeli
2003-07-14 0:36 ` Chris Mason
2003-07-13 19:19 ` Andrea Arcangeli
2003-07-14 5:49 ` Jens Axboe
2003-07-14 12:23 ` Marcelo Tosatti
2003-07-14 13:12 ` Jens Axboe
2003-07-14 19:51 ` Jens Axboe
2003-07-14 20:09 ` Chris Mason
2003-07-14 20:19 ` Andrea Arcangeli
2003-07-14 21:24 ` Chris Mason
2003-07-15 5:46 ` Jens Axboe
2003-07-14 20:09 ` Marcelo Tosatti
2003-07-14 20:24 ` Andrea Arcangeli
2003-07-14 20:34 ` Chris Mason
2003-07-15 5:35 ` Jens Axboe
[not found] ` <20030714224528.GU16313@dualathlon.random>
2003-07-15 5:40 ` Jens Axboe
[not found] ` <1058229360.13317.364.camel@tiny.suse.com>
2003-07-15 5:43 ` Jens Axboe
[not found] ` <20030714175238.3eaddd9a.akpm@osdl.org>
[not found] ` <20030715020706.GC16313@dualathlon.random>
2003-07-15 5:45 ` Jens Axboe
2003-07-15 6:01 ` Andrea Arcangeli
2003-07-15 6:08 ` Jens Axboe
2003-07-15 7:03 ` Andrea Arcangeli
2003-07-15 8:28 ` Jens Axboe
2003-07-15 9:12 ` Chris Mason
2003-07-15 9:17 ` Jens Axboe
2003-07-15 9:18 ` Jens Axboe
2003-07-15 9:30 ` Chris Mason [this message]
2003-07-15 10:03 ` Andrea Arcangeli
2003-07-15 10:11 ` Jens Axboe
2003-07-15 14:18 ` Chris Mason
2003-07-15 14:29 ` Jens Axboe
2003-07-16 17:06 ` Chris Mason
2003-07-15 9:22 ` Chris Mason
2003-07-15 9:59 ` Andrea Arcangeli
2003-07-15 9:48 ` Andrea Arcangeli
2003-07-14 20:16 ` Andrea Arcangeli
2003-07-14 20:17 ` Marcelo Tosatti
2003-07-14 20:27 ` Andrea Arcangeli
2003-07-15 5:26 ` Jens Axboe
2003-07-15 5:48 ` Andrea Arcangeli
2003-07-15 6:01 ` Jens Axboe
2003-07-15 6:33 ` Andrea Arcangeli
2003-07-15 11:22 ` Alan Cox
2003-07-15 11:27 ` Jens Axboe
2003-07-16 12:43 ` Andrea Arcangeli
2003-07-16 12:46 ` Jens Axboe
2003-07-16 12:59 ` Andrea Arcangeli
2003-07-16 13:04 ` Jens Axboe
2003-07-16 13:11 ` Andrea Arcangeli
2003-07-16 13:21 ` Jens Axboe
2003-07-16 13:44 ` Andrea Arcangeli
2003-07-16 14:00 ` Jens Axboe
2003-07-16 14:24 ` Andrea Arcangeli
2003-07-16 16:49 ` Andrew Morton
-- strict thread matches above, loose matches on Subject: below --
2003-07-15 18:47 Shane Shrybman
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