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From: Mark Cave-Ayland <mark.cave-ayland@siriusit.co.uk>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] "A disk read error occurred"
Date: Tue, 01 Jul 2008 10:31:00 +0100	[thread overview]
Message-ID: <4869F954.6000406@siriusit.co.uk> (raw)
In-Reply-To: <20080701090815.GA564@shareable.org>

Jamie Lokier wrote:

> Yes, very similar, except I saw the problem _without_ migrating
> anything.  Windows 2000 was installed _inside_ QEMU (with no special
> -hdachs setting) from its CD installer.  It couldn't boot its own
> install after restarting QEMU.
> 
> I looked at the partition with fdisk, then copied the c,h,s values to
> -hdachs...
> 
> ...and QEMU said the values were out of range and refused to start!
> 
> So I guessed some values which were not what fdisk reported, and it
> worked and booted fine.

Yeah, I went through exactly the same process with -hdachs myself :)  If 
you still have the broken image around, it would be interesting to 
compare the CHS settings between the MBR and VBR on your QEMU-installed 
copy to see what values you were getting...


ATB,

Mark.

-- 
Mark Cave-Ayland
Sirius Corporation - The Open Source Experts
http://www.siriusit.co.uk
T: +44 870 608 0063

  reply	other threads:[~2008-07-01  9:28 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-06-28 19:42 [Qemu-devel] "A disk read error occurred" Alexander (Sasha) Sirotkin
2008-06-29  3:48 ` Avi Kivity
2008-06-30 23:05   ` Jamie Lokier
2008-07-01  9:03     ` Mark Cave-Ayland
2008-07-01  9:08       ` Jamie Lokier
2008-07-01  9:31         ` Mark Cave-Ayland [this message]
2008-07-01 21:37     ` Alexander (Sasha) Sirotkin
2008-07-02 14:34       ` Jamie Lokier
2008-07-02 19:39         ` Alexander (Sasha) Sirotkin
2008-07-02 19:47         ` Alexander (Sasha) Sirotkin

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