From: Andreas Peter <ujq7@rz.uni-karlsruhe.de>
To: linux-kernel@vger.kernel.org
Subject: Re: SW-RAID0 Performance problems
Date: Fri, 13 Apr 2001 18:28:58 +0200 [thread overview]
Message-ID: <01041318243302.00665@debian> (raw)
In-Reply-To: <01041313473002.00533@debian> <20010413180152.A13740@unthought.net>
In-Reply-To: <20010413180152.A13740@unthought.net>
Am Freitag, 13. April 2001 18:01 schrieb Jakob Østergaard:
> I can't say much about this... It looks like your setup is perfectly
> allright, and the performance *should* go up. Instead it looks like you
> get a small performance drop from using the RAID. Most odd.
>
> Do you have more controllers in the machine ? If so could you try to move
> eg. hdc to the second controller ? The only thing I can imagine being the
> cause of the poor performance is, if your controller somehow doesn't handle
> both channels very well simultaneously. It's far fetched, but it's the
> only suggestion I can think of.
The Board ist a Gigabyte 6BXDS (BX-Chipset) and 2 Celeron 533
I think the hardware is ok.
> I usually get a good speedup from using RAID-0 on 2.4.3 with IDE. Both
> with two disks and with six. This is with Intel PIIX4 and Promise 20262
> controllers.
Andreas
--
Andreas Peter *** ujq7@rz.uni-karlsruhe.de
next prev parent reply other threads:[~2001-04-13 16:22 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-04-13 11:47 SW-RAID0 Performance problems Andreas Peter
2001-04-13 16:01 ` Jakob Østergaard
2001-04-13 16:28 ` Andreas Peter [this message]
[not found] <Pine.LNX.4.10.10104131048550.1669-100000@coffee.psychology.mcmaster.ca>
2001-04-13 15:36 ` Andreas Peter
2001-04-13 16:07 ` David Rees
2001-04-13 16:28 ` Andreas Peter
2001-04-14 7:04 ` David Rees
2001-04-14 9:38 ` Andreas Peter
2001-04-14 12:28 ` Kurt Roeckx
2001-04-14 13:09 ` Andreas Peter
2001-04-13 18:11 ` Tim Moore
2001-04-14 10:45 ` Andreas Peter
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