Stefan Hajnoczi <stefa...@gmail.com> writes: > Thanks for trying it out. > > Regarding the guest kernel errors, they may be timeouts. The guest > may consider the IDE controller buggy/dead due to how long requests > take to complete under severe throttling. There's not much that can > be done about that, I think. If you think the guest errors are due to > something else though, please post the error messages.
I'm sure you're right that they're standard timeouts. We see exactly the same behaviour when a guest is on a very heavily contended disk with slow access because of that. Best wishes, Chris.