Symptoms

Migration from hardware server to container on Parallels Cloud Server launched in PVA web-interface fails immediately with one of the following errors:

Operation is finished with errors: Can not migrate: Deserializer command '/usr/sbin/vzctl --skiplock mount 3817107' returned a non-successful status: 12800. Program error output follows: Cannot mount: /vz/template:/vz/private/3817107 /vz/root/3817107: No such device.

or

Operation is finished with errors: Can not migrate: "diskinodes" was not specified in config.

In /var/log/messages on destination server we can see the following errors:

VZFS: private filesystem has unsupported type
VEFS: vefs_parse_mntoptions error -19

Cause

PVA does not support migraion of hardware node to ploop container This behaviour will be improved in scope of the request PVA-34410

Resolution

Migration should be done manually or using Parallels Virtuozzo Containers as an intermediate server.