* Denis V. Lunev (d...@openvz.org) wrote:

> > I don't quite understand the last two paragraphs.
> we are thinking right now to eliminate delay on regular IO
> for migration. There is some thoughts and internal work in
> progress. That is why I am worrying.

What downtime are you typicaly seeing and what are you aiming for?

It would be good if you could explain what you're planning to
fix there so we can get a feel for it nearer the start of it
rather than at the end of the reviewing!

Dave

> 
> > However, coming back to my question; it was really saying that
> > normal guest IO during the end of the migration will cause
> > a delay; I'm expecting that to be fairly unrelated to the size
> > of the disk; more to do with workload; so I guess in your case
> > the worry is the case of big large disks giving big large
> > bitmaps.
> 
> exactly!
> 
> Den
--
Dr. David Alan Gilbert / dgilb...@redhat.com / Manchester, UK

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