From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
To: Alexey <alukardd@alukardd.org>
Cc: Qemu devel <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] live migration between different qemu versions
Date: Mon, 11 Jan 2016 19:51:47 +0000 [thread overview]
Message-ID: <20160111195146.GC3084@work-vm> (raw)
In-Reply-To: <e6003ff74bde3882686ff92f964865c6@alukardd.org>
* Alexey (alukardd@alukardd.org) wrote:
> Hello.
Hi,
> I have two servers between which I need have live migration.
>
> First server have QEMU emulator version 2.3.0
> Second server have QEMU emulator version 2.5.0
>
> Migration command look like this:
> /usr/bin/virsh migrate --live DOMAIN_NAME --migrateuri tcp://second.server
> qemu+ssh://second.server/system --verbose
>
> I got next error on console:
> error: operation failed: migration job: unexpectedly failed
>
> And next error in log on second server:
> 2016-01-11T15:07:12.888647Z qemu-system-x86_64: Length too large:
> /rom@genroms/efi-virtio.rom: 0x32000 > 0x2d000: Invalid argument
> 2016-01-11T15:07:12.888685Z qemu-system-x86_64: error while loading state
> for instance 0x0 of device 'ram'
> 2016-01-11T15:07:12.889733Z qemu-system-x86_64: load of migration failed:
> Invalid argument
>
> In my libvirt domain I have option <rom bar="off"/>.
>
> I need to do a live migration in any possible way. How can I do this one?
Is the efi-virtio ROM that you're using on the two versions the same identical size?
Also, can you post the commandline that you're using please.
Dave
>
> Thanks,
> Alexey Mochkin.
>
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK
next prev parent reply other threads:[~2016-01-11 19:51 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-11 15:46 [Qemu-devel] live migration between different qemu versions Alexey
2016-01-11 19:51 ` Dr. David Alan Gilbert [this message]
2016-01-11 20:49 ` Alexey
2016-01-12 9:19 ` Dr. David Alan Gilbert
2016-01-12 9:56 ` Alexey
2016-01-12 10:04 ` Dr. David Alan Gilbert
2016-01-12 10:24 ` Alexey
2016-01-12 12:11 ` Dr. David Alan Gilbert
2016-01-15 23:24 ` Eric Blake
2016-01-19 15:12 ` Alexey
2016-01-21 11:49 ` Dr. David Alan Gilbert
2016-01-21 11:55 ` Alexey
2016-01-12 12:00 ` Gerd Hoffmann
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