Re: [Qemu-devel] "A disk read error occurred"

[Mark Cave-Ayland]

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