From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: martin f krafft <madduck@debian.org>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: 'D' processes on a healthy system?
Date: 07 Jan 2003 12:57:08 +0000 [thread overview]
Message-ID: <1041944228.20658.15.camel@irongate.swansea.linux.org.uk> (raw)
In-Reply-To: <20030107080135.GA21307@fishbowl.madduck.net>
On Tue, 2003-01-07 at 08:01, martin f krafft wrote:
>
> correct me if i am wrong, but it is properly tweaked. moreover, lspci
> shows that there is a VT82C598 [Apollo MVP3] VIA Chipset in there, and
> my kernel config is optimized for that:
Looks good yes.
hdparm -t will give you the raw disk speed
> and performance is ridiculous. rsync will transfer about 40k before
> the rsync process enters 'D' state as shown by top. this takes about
> 10 seconds, then rsync gets to transfer another 40k.
>
> this is on an AMD K6-2 500 MHz machine with 160 Mb RAM, 256Mb of swap
> and a Maxtor 10Gb drive spinning at 5,400 I believe.
>
> What's the problem?
No idea. strace the rsync see what its spending its time stuck doing
(eg read from disk, or write to net etc). It'll probably show read from
disk if this is a disk problem
prev parent reply other threads:[~2003-01-07 12:03 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-12-19 12:40 martin f krafft
2002-12-19 17:43 ` Alan Cox
2002-12-19 18:23 ` martin f krafft
2002-12-19 19:27 ` Alan Cox
2002-12-19 18:51 ` martin f krafft
2003-01-07 8:01 ` martin f krafft
2003-01-07 8:02 ` martin f krafft
2003-01-07 12:57 ` Alan Cox [this message]
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