From: Jens Axboe <axboe@suse.de>
To: Pavel Machek <pavel@suse.cz>
Cc: cb-lkml@fish.zetnet.co.uk, kernel list <linux-kernel@vger.kernel.org>
Subject: Re: Disk priority dependend on nice level...
Date: Thu, 7 Aug 2003 12:09:03 +0200 [thread overview]
Message-ID: <20030807100903.GH858@suse.de> (raw)
In-Reply-To: <20030807100104.GA166@elf.ucw.cz>
On Thu, Aug 07 2003, Pavel Machek wrote:
> Hi!
>
> > > I ported `subj` to 2.6.0-test2. I do not yet have idea if it works,
> > > but it compiles ;-).
> >
> > This wont do much, you might as well forget it. Disk priorities is far
> > more work than you appear to think :)
>
> This was not my patch, I only ported it.
>
> I'm not heading for "perfect" disk priorities (not now :-), but having
> something with at least measurable effect would be nice.
>
> For a start "niced processes get starved during I/O" should do the
> trick. (And it would help my lingvistics workloads).
Well it just cannot work in any sort of useful way like this, I think
the patch is pretty useless...
--
Jens Axboe
prev parent reply other threads:[~2003-08-07 10:09 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-06 23:28 Disk priority dependend on nice level Pavel Machek
2003-08-06 23:40 ` Pavel Machek
2003-08-07 8:02 ` Jens Axboe
2003-08-07 9:20 ` queue reference counting Nick Piggin
2003-08-07 9:22 ` Jens Axboe
2003-08-07 9:26 ` Nick Piggin
2003-08-07 10:04 ` Disk priority dependend on nice level Pavel Machek
2003-08-07 10:09 ` Jens Axboe
2003-08-07 5:57 ` Jens Axboe
2003-08-07 10:01 ` Pavel Machek
2003-08-07 10:09 ` Jens Axboe [this message]
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