Re: [Xen-devel] xen 4.3 test report

[George Dunlap <dunlapg@xxxxxxxxx>]

On Fri, May 24, 2013 at 11:40 AM, Vasiliy Tolstov <v.tolstov@xxxxxxxxx> wrote:
> Hello. I'm try 4.3.0-rc2 and have very very small speed of live
> migration (is about 2 hours for 1Gb memory) but if i start xend and
> doing xm migrate domain successeful migrated to destionation and this
> takes is about 3-6 seconds (i'm use infiniband)
>
> Why this happening?

Hmm -- I think this has been mentioned a couple of times, but I don't
think anyone has looked into it.  I'll see if I can track it down.

>
> And second question - why i can't migrate from 4.1.3 (xend) to
> 4.3.0-rc2 (xend) ?

I think migration is only supported for one major release -- does it
work from 4.1 to 4.2, then 4.2 to 4.3?

 -George

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