Re: I/O errors after migration - why?

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Tomasz Chmielewski <mangoo <at> wpkg.org> writes:
> I'm trying to perform live migration by following the instructions on 
> http://www.linux-kvm.org/page/Migration.
> Unfortunately, it doesn't work very well - guest is migrated, but looses 
> access to its disk.

The LSI logic scsi device model doesn't implement device state save/restore. 
Any suspend/resume, snapshot or migration will fail.

I sent a patch that partially addresses this (but is buggy in the presence of
in-flight IO):
http://lists.gnu.org/archive/html/qemu-devel/2009-01/msg00744.html

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