* Alexey Kardashevskiy (a...@ozlabs.ru) wrote:
> Hi!
> 
> Recent bugreports from our testers at IBM about failed migration across USA
> (for example, from NY to TX) made me wonder - what are the actual basic
> requirements/expectations for migration?

Oh that's fun.

> In what network is it normally tested (I use 1Gb/10Gb local network without
> routers)?

That's also my main test, but in the end it's just a TCP stream, so lots of 
bandwidth,
not that fussy about latency.

> Is there any reconnect/restart mechanism if the connection dropped (libvirt,
> qemu)?

No; one unbroken TCP connection; if you want some reconnect/restart
then tunnel the TCP oversomething that handles that.

> Is there any document describing network requirements (libvirt, qemu)?

Don't think so; libvirt has lots of different modes where it can
tunnel stuff as well, see:
  http://www.libvirt.org/migration.html#transporttunnel

> Any ideas are appreciated :) Thanks!

How is it failing?

Dave

> 
> -- 
> Alexey
> 
--
Dr. David Alan Gilbert / dgilb...@redhat.com / Manchester, UK

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