Date: Sun, 26 Sep 2004 12:09:55 +0200
From: Pavel Machek <pavel@suse.cz>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: linux-kernel@vger.kernel.org, Andrew Morton <akpm@osdl.org>
Subject: Re: 2.6.9-rc2-mm3: swsusp horribly slow on AMD64
Message-ID: <20040926100955.GI10435@elf.ucw.cz>
References: <200409251214.28743.rjw@sisk.pl> <20040925234045.GA17856@elf.ucw.cz> <200409261208.02209.rjw@sisk.pl>
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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.

Okay, so try what happens without the initscripts and try to locate
change that breaks it...
								Pavel
-- 
People were complaining that M$ turns users into beta-testers...
...jr ghea gurz vagb qrirybcref, naq gurl frrz gb yvxr vg gung jnl!
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