From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Jens Axboe <axboe@suse.de>
Cc: Andre Hedrick <andre@linux-ide.org>,
scott thomason <scott-kernel@thomasons.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: bio too big device
Date: 12 Mar 2003 17:12:47 +0000 [thread overview]
Message-ID: <1047489166.22694.44.camel@irongate.swansea.linux.org.uk> (raw)
In-Reply-To: <20030312151117.GH834@suse.de>
On Wed, 2003-03-12 at 15:11, Jens Axboe wrote:
> Then go with 128. I'd like to stress again that _if_ you get worse
> performance it's not due to the request being a bit smaller, but indeed
> because 248 can cause badly aligned requests.
>
> > got the IDE layer using 256 block writes even if we have to limit it
> > to more modern drives by some handwaving (8Gb+ say)
>
> Does Windows use 256 sector requests or not? If not, then I'd sure don't
> want to do it in Linux, the handwaving doesn't mean anything then.
I am told it does, Andre can you confirm this either way. If not then its
time to ask vendors to confirm and any vendor who says "our drives are fine"
we put on the ok list.
next prev parent reply other threads:[~2003-03-12 15:54 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-03-12 2:55 scott thomason
2003-03-12 3:17 ` scott thomason
2003-03-12 8:18 ` Jens Axboe
2003-03-12 3:37 ` Neil Brown
2003-03-12 3:49 ` scott thomason
2003-03-12 8:30 ` Jens Axboe
2003-03-12 5:01 ` Andre Hedrick
2003-03-12 8:47 ` Andries Brouwer
2003-03-12 8:59 ` Andre Hedrick
2003-03-12 8:51 ` Jens Axboe
2003-03-12 9:01 ` Andre Hedrick
2003-03-12 9:09 ` Jens Axboe
2003-03-12 10:07 ` Andre Hedrick
2003-03-12 10:14 ` Jens Axboe
2003-03-12 15:44 ` Andries Brouwer
2003-03-12 15:51 ` Jens Axboe
2003-03-12 16:02 ` Andries Brouwer
2003-03-12 16:06 ` Jens Axboe
2003-03-12 16:14 ` John Bradford
2003-03-12 17:59 ` Linus Torvalds
2003-03-12 19:05 ` John Bradford
2003-03-12 19:14 ` Linus Torvalds
2003-03-12 22:20 ` John Bradford
2003-03-12 21:28 ` Andries Brouwer
2003-03-14 11:19 ` Paul Gortmaker
2003-03-12 21:45 ` Alan Cox
2003-03-12 14:54 ` scott thomason
2003-03-12 14:58 ` Jens Axboe
2003-03-12 17:09 ` Alan Cox
2003-03-12 16:14 ` Alan Cox
2003-03-12 15:11 ` Jens Axboe
2003-03-12 17:12 ` Alan Cox [this message]
2003-03-12 16:06 ` Jens Axboe
2003-03-12 18:19 Manfred Spraul
2003-03-12 21:40 ` Alan Cox
[not found] <20030416172122.M65357@gw>
[not found] ` <20030416181944.M32238@gw>
2003-04-16 18:32 ` Anders Larsson
2003-04-17 13:36 ` Alan Cox
2003-04-16 18:43 Mudama, Eric
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