From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: linux-kernel@vger.kernel.org
Subject: Re: 2.6.9-rc2-mm3: swsusp horribly slow on AMD64
Date: Sun, 26 Sep 2004 12:08:02 +0200
User-Agent: KMail/1.6.2
Cc: Pavel Machek <pavel@ucw.cz>, Andrew Morton <akpm@osdl.org>
References: <200409251214.28743.rjw@sisk.pl> <20040925234045.GA17856@elf.ucw.cz>
In-Reply-To: <20040925234045.GA17856@elf.ucw.cz>
MIME-Version: 1.0
Content-Disposition: inline
Content-Type: text/plain;
  charset="iso-8859-2"
Content-Transfer-Encoding: 7bit
Message-Id: <200409261208.02209.rjw@sisk.pl>
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 1276
Lines: 33

On Sunday 26 of September 2004 01:40, Pavel Machek wrote:
> Hi!
> 
> > I've just tried to suspend my box and I must admit I've given up after 30 
> > minutes (sic!) of waiting when there were only 12% of pages written to 
disk.  
> > Apparently, swsusp slows down to an unacceptable level after saying "PM: 
> > Writing image to disk".
> > 
> > The box is an Athlon 64-based notebook.  The .config is available at:
> > http://www.sisk.pl/kernel/040925/2.6.9-rc2-mm3.config
> > and the output of dmesg is available at:
> > http://www.sisk.pl/kernel/040925/2.6.9-rc2-mm3-dmesg.log
> 
> We have seen something similar after hdparm was used on specific
> machines. Are you using hdparm?

Not explicitly, but it's used by SuSE initscripts to set IDE DMA, AFAICS.  
However, the problem did not occur on 2.6.9-rc2-mm1 with the same 
initscripts.

Greets,
RJW

-- 
- Would you tell me, please, which way I ought to go from here?
- That depends a good deal on where you want to get to.
		-- Lewis Carroll "Alice's Adventures in Wonderland"
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/