linux-kernel - Re: Loud "pop" coming from hard drive on reboot

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Message-Id: <1177197606.7316.44.camel@twins>
Date:	Sun, 22 Apr 2007 01:20:06 +0200
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Chuck Ebbert <cebbert@...hat.com>
Cc:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>,
	Mark Lord <liml@....ca>, Stephen.Clark@...lark.us,
	Tejun Heo <htejun@...il.com>,
	Alan Cox <alan@...rguk.ukuu.org.uk>, 7eggert@....de,
	emisca <emisca.ml@...il.com>,
	Jan Engelhardt <jengelh@...ux01.gwdg.de>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-ide@...r.kernel.org, Adrian Bunk <bunk@...sta.de>,
	Andrew Morton <akpm@...l.org>
Subject: Re: Loud "pop" coming from hard drive on reboot

On Wed, 2007-04-18 at 17:27 -0400, Chuck Ebbert wrote:
> Bartlomiej Zolnierkiewicz wrote:
> > On Wednesday 18 April 2007, Chuck Ebbert wrote:
> >> Mark Lord wrote:
> >>> Mark Lord wrote:
> >>>> With the patch applied, I don't see *any* new activity in those
> >>>> S.M.A.R.T.
> >>>> attributes over multiple hibernates (Linux "suspend-to-disk").
> >>> Scratch that -- operator failure.  ;)
> >>> The patch makes no difference over hibernates in the SMART logs.
> >>>
> >>> It's still logging extra Power-Off_Retract_Count pegs,
> >>> which it DID NOT USED TO DO not so long ago.
> >>>
> >> Just to add to the fun, my problems are happening with the "old"
> >> IDE drivers...
> > 
> > The issue you are experiencing results in the same problem (disk doing
> > power off retract) but it has a totally different root cause - your notebook
> > loses power on reboot.  It is actually a hardware problem and as you have
> > reported the same problem is present when using "the other" OS.
> > 
> 
> My "power off retract count" increases whether I do a halt/poweroff or
> a reboot. The only difference is the volume of the noise.
> 
> And I just noticed my "seek error rate" is increasing.
> 
> /me plans purchase of another drive, definitely not Seagate...
> 
> > I think that the issue needs to be fixed (by detecting affected notebook(s)
> > using DMI?) in Linux PM handling and not in IDE subsystem because:
> >
> > * there may be some other hardware devices affected by the power loss
> >   (== they require shutdown sequence)
> >
> > * the same problem will bite if somebody decides to use libata (FC7?)
> 
> Yeah, this needs fixing too. I've been playing with another notebook and
> the power does stay on during reboot, so I wonder how widespread the problem is?

/me too

Thinkpad T23, with a ST980815A

Ticks ever few seconds, but seems to mostly go away with 
  hdparm -B255 /dev/sda1

but I have an increasing seek error rate as well. I got the ST disk
because thinkwiki suggested it.

I suspect this problem killed the previous disk in this laptop.

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