Date: Fri, 18 Nov 2005 23:20:20 +0000
From: Pavel Machek <pavel@ucw.cz>
To: Bill Davidsen <davidsen@tmr.com>
Cc: bart@samwel.tk, linux-kernel@vger.kernel.org
Subject: Re: Laptop mode causing writes to wrong sectors?
Message-ID: <20051118232019.GA2359@spitz.ucw.cz>
References: <20051116181612.GA9231@knautsch.gondor.com> <20051117223340.GD14597@elf.ucw.cz> <437E215E.30500@tmr.com>
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Hi!

> >Can you try some filesystem test while forcing disk spindowns via
> >hdparm?
> >
> >It may be bug in laptop mode, or a bug in ide (or something
> >related)... trying spindowns without laptopmode would be helpful.
> >
> I don't know if it would be helpful, but I run several servers with 
> multiple drives, usually 4-5, some of which are in RAID and some aren't, 
> and they all spin down and restart without problems many times a day. 
> The kernel is 2.6.14.? with one patch to get my unsupported VIA IDE working.
> 
> My laptop also has a spindown (five min from memory) and I have yet to 
> have a problem with it. Don't know if any of that is "spindowns without 
> laptopmode" in a useful sense.

Unless you can also reproduce the failure... no, probably does not help
much.
-- 
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