I confirmed version of zfs(zfsutils-linux) and lxd. ubu@ubuntu16:~$ apt-cache policy zfsutils-linux zfsutils-linux: Installed: 0.6.5.6-0ubuntu15 Candidate: 0.6.5.6-0ubuntu15 Version table: *** 0.6.5.6-0ubuntu15 500 500 http://jp.archive.ub…