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Re: [Qemu-devel] SLIRP migration?
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From: |
Dr. David Alan Gilbert |
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Subject: |
Re: [Qemu-devel] SLIRP migration? |
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Date: |
Thu, 29 Sep 2016 10:05:41 +0100 |
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User-agent: |
Mutt/1.7.0 (2016-08-17) |
* Samuel Thibault (address@hidden) wrote:
> Hello,
>
> Dr. David Alan Gilbert, on Wed 28 Sep 2016 19:00:45 +0100, wrote:
> > I can see that migrating a VM with slirp makes sense (actually more
> > commonly saving a VM with slirp to a file); but when that happens
> > aren't you likely to lose all the network connections anyway?
>
> Yes.
>
> > If that's the case then why bother saving all the TCP state?
>
> Because there are not only network connections, actually the network
> connections are *not* saved: slirp_state_save iterates only over
> exec_list with ex_pty = 3, i.e. guestfwd to a device.
Ah! Thanks for the explanation, that makes a lot more sense.
Dave
>
> Samuel
--
Dr. David Alan Gilbert / address@hidden / Manchester, UK