From: David Rees <dbr@greenhydrant.com>
To: linux-kernel@vger.kernel.org
Subject: Re: 2.2.18, Intel i815 chipset and DMA
Date: Fri, 9 Mar 2001 18:57:03 -0800 [thread overview]
Message-ID: <20010309185703.A24221@greenhydrant.com> (raw)
In-Reply-To: <20010309090641.C13905@greenhydrant.com> <E14bQaA-0005Jc-00@the-village.bc.nu>
In-Reply-To: <E14bQaA-0005Jc-00@the-village.bc.nu>; from alan@lxorguk.ukuu.org.uk on Fri, Mar 09, 2001 at 05:21:36PM +0000
On Fri, Mar 09, 2001 at 05:21:36PM +0000, Alan Cox wrote:
> > I've got a Gateway here with a Intel 815 chipset running 2.2.18. Inside
> > it's a PIII 733 with 512MB and a Quantum lct15 drive.
>
> The UDMA100 on the i810/815 is supported by 2.4
>
> > turn it on? The drive should be capable of 10-20MB/s, but I'm
> > only getting about 4MB/s with hdparm. :-(
>
> /dev/hda:
> Timing buffered disk reads: 64 MB in 2.62 seconds = 24.43 MB/sec
>
> [2.4.2ac17]
OK, I moved the machine to 2.4.2, hdparm is now reading 20MB/sec from
each disk as expected.
Thanks for the tips,
Dave
prev parent reply other threads:[~2001-03-10 2:58 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-03-09 17:06 2.2.18, Intel i815 chipset and DMA David Rees
[not found] ` <Pine.LNX.4.10.10103091210280.6522-100000@coffee.psychology.mcmaster.ca>
2001-03-09 17:21 ` David Rees
2001-03-09 17:21 ` Alan Cox
2001-03-10 2:57 ` David Rees [this message]
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