From: Ed Tomlinson <edt@aei.ca>
To: linux-kernel@vger.kernel.org
Cc: Shaun Savage <savages@savages.net>
Subject: Re: kernel 2.6t9 SATA slower than 2.4.20
Date: Mon, 27 Oct 2003 08:33:56 -0500 [thread overview]
Message-ID: <200310270833.57182.edt@aei.ca> (raw)
In-Reply-To: <3F9D196C.9080301@savages.net>
On October 27, 2003 08:11 am, Shaun Savage wrote:
> I have just compiled and installed kernel 2.6t9 on my RH9 / Asus A7N8X
> Deluxe. I find the disk access is slower using the 2.6 kernel than the
> 2.4.20 kernel.
>
> To get it to work for 2.4.20 kernel I have to use
> # hdparm -d1 -X88 /dev/hde
> then the buffered disk read goes from 1.5M to 55M
>
> On the 2.6 kernel the buffered disk read is only 16M
>
> What do I have to do to increase the disk speed for kernel 2.6t9?
What happens with you really test? ie. using programs (bonnie, iozone etc)
to test disk speed? Is it still slower? I think that hdparm does not tell the complete
story.
Ed Tomlinson
next prev parent reply other threads:[~2003-10-27 13:33 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-10-27 13:11 kernel 2.6t9 SATA slower than 2.4.20 Shaun Savage
2003-10-27 13:33 ` Ed Tomlinson [this message]
2003-10-27 13:43 ` Nuno Silva
2003-10-27 13:53 ` Jeff Garzik
2003-10-27 14:48 ` Arve Knudsen
-- strict thread matches above, loose matches on Subject: below --
2003-10-27 15:56 Shaun Savage
2003-10-27 16:59 ` Jeff Garzik
2003-10-27 17:36 ` Arve Knudsen
2003-10-27 18:15 ` Jeff Garzik
2003-10-27 21:15 ` Arve Knudsen
2003-10-27 22:09 ` Jeff Garzik
2003-10-27 18:08 ` Bob Johnson
2003-10-27 18:17 ` Jeff Garzik
2003-10-28 4:14 ` Shaun Savage
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