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Re: [Qemu-devel] [PATCH 10/10] TCP based live migration


From: Blue Swirl
Subject: Re: [Qemu-devel] [PATCH 10/10] TCP based live migration
Date: Wed, 10 Sep 2008 19:46:25 +0300

On 9/9/08, Anthony Liguori <address@hidden> wrote:
> This patch introduces a tcp protocol for live migration.  It can be used as
>  follows:
>
>  qemu-system-x86_64 -hda ~/images/linux-test.img -monitor stdio
>   <vm runs for a while>
>  (qemu) migrate tcp:localhost:1025
>
>  On the same system:
>
>  qemu-system-x86_64 -hda ~/images/linux-test.img -incoming tcp:localhost:1025
>
>  The monitor can be interacted with while waiting for an incoming live 
> migration.

With command line switches, you have to know when starting the VM that
it is going to accept an incoming migration. Would it be possible to
change this so that the incoming migration could be triggered from
monitor? For example to migrate back to original host?




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