[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Live migration not possible from 5.0 to 5.1?
From: |
Daniel P . Berrangé |
Subject: |
Re: Live migration not possible from 5.0 to 5.1? |
Date: |
Fri, 30 Oct 2020 09:26:42 +0000 |
User-agent: |
Mutt/1.14.6 (2020-07-11) |
On Fri, Oct 30, 2020 at 12:02:18PM +0800, Antti Antinoja wrote:
> Hi All,
>
> I couldn't find any mention about live migration incompatibility between 5.0
> and 5.1 in the release notes but at least on our AMD based platform live
> migration from 5.0 to 5.1 is not possible.
>
> The upgraded host had identical versions with it's pair before the upgrade
> was started:
> * qemu 5.0.0-r2
> * kernel 5.7.17
>
> After upgrade:
> * qemu 5.1.0-r1
> * kernel 5.8.16
>
> After reverting qemu back to 5.0.0-r2 migration worked normally.
>
> On the sending end "info migrate" shows:
> (qemu) info migrate
> info migrate
> globals:
> store-global-state: on
> only-migratable: off
> send-configuration: on
> send-section-footer: on
> decompress-error-check: on
> clear-bitmap-shift: 18
> Migration status: failed (Unable to write to socket: Broken pipe)
> total time: 0 milliseconds
>
> At least once the receiving end died (while running 5.1.0-r1). All attempts
> resulted a "Broken pipe" error on the sending (5.0.0-r2) end.
You'll need to provide more information, most importantly how are you
launching QEMU - if manually, what CLI args are you giving it.
Regards,
Daniel
--
|: https://berrange.com -o- https://www.flickr.com/photos/dberrange :|
|: https://libvirt.org -o- https://fstop138.berrange.com :|
|: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|