RE: [Xen-devel] Live Migration Error

["Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>]

> I've been scanning the list and seen reports on problems with 
> live migration. Thought I might add a bit more entropy.
> I try to do a live migration in the same physical host, i.e. 
> xm migrate --live 'whatever' localhost It fails with 'Error: 
> errors: suspend, failed, Callbak timed out'.
> It seems like transfer of memory pages works until the point 
> when the domain needs to be suspended to do the final 
> transfer. Funny thing is it used to work before, gloriously, 
> and I haven't made any software/hardware changes. At some 
> point a xm save command failed with timeout, and from there 
> on live migration fails with this message. 
> Non-live migration works perfectly, also between different 
> physical hosts. save/restore also works flawlessly.
> For the record, I use nfsroot.
> I attached xfrd.log. I can post some other stuff, just ask

Please try 2.0-testing.bk

Ian

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