[Users] openvz -> openvz7 online migration?
Andrei Vagin
avagin at virtuozzo.com
Wed Aug 17 12:59:57 PDT 2016
On Wed, Aug 17, 2016 at 01:38:25PM +0300, dims wrote:
> Hello
> Migrate openvz->openvz7 only offline? Because
> https://openvz.org/Upgrade_script_from_OpenVZ_to_Virtuozzo_7 terribly -
> per-file migration was slow.
> Ploop for openvz and openvz 7 incompatible?
> Because easy way:
> - make snapshot
> - copy root.hdd
> - stop CT
> - copy snapshot
> - start CT on openvz7
> - delete snapshot
The online migration is not supported for openvz -> openvz7, because
OpenVZ uses the in-kernel checkpoint/restore, but OpenVZ7 uses CRIU
(criu.org).
Ploop images for openvz and openvv7 should be compatible.
>
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