upgrade from 5.0 to 5.1 failed please help

[chalan]

hello i got serious problem when upgrading from 5.0 to 5.1...

i have

root@pve-klenova:~# cat /etc/apt/sources.list
#deb http://ftp.sk.debian.org/debian stretch main contrib
deb http://download.proxmox.com/debian/pve stretch pve-no-subscription
# security updates
deb http://security.debian.org stretch/updates main contrib

apt-get update after that apt-get dist-update and reboot

now my pve is not runing anymore... please help

error during boot in console is

failed to start mount zfs filesystem

root@pve-klenova:~# mount
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
proc on /proc type proc (rw,relatime)
udev on /dev type devtmpfs (rw,nosuid,relatime,size=31796592k,nr_inodes=7949148,mode=755)
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
tmpfs on /run type tmpfs (rw,nosuid,noexec,relatime,size=6363452k,mode=755)
rpool/ROOT/pve-1 on / type zfs (rw,relatime,xattr,noacl)
securityfs on /sys/kernel/security type securityfs (rw,nosuid,nodev,noexec,relatime)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev)
tmpfs on /run/lock type tmpfs (rw,nosuid,nodev,noexec,relatime,size=5120k)
tmpfs on /sys/fs/cgroup type tmpfs (ro,nosuid,nodev,noexec,mode=755)
cgroup on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,xattr,release_agent=/lib/systemd/systemd-cgroups-agent,name=systemd)
pstore on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/rdma type cgroup (rw,nosuid,nodev,noexec,relatime,rdma)
cgroup on /sys/fs/cgroup/net_cls,net_prio type cgroup (rw,nosuid,nodev,noexec,relatime,net_cls,net_prio)
cgroup on /sys/fs/cgroup/perf_event type cgroup (rw,nosuid,nodev,noexec,relatime,perf_event)
cgroup on /sys/fs/cgroup/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset)
cgroup on /sys/fs/cgroup/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,cpu,cpuacct)
cgroup on /sys/fs/cgroup/hugetlb type cgroup (rw,nosuid,nodev,noexec,relatime,hugetlb)
cgroup on /sys/fs/cgroup/devices type cgroup (rw,nosuid,nodev,noexec,relatime,devices)
cgroup on /sys/fs/cgroup/memory type cgroup (rw,nosuid,nodev,noexec,relatime,memory)
cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,freezer)
cgroup on /sys/fs/cgroup/blkio type cgroup (rw,nosuid,nodev,noexec,relatime,blkio)
cgroup on /sys/fs/cgroup/pids type cgroup (rw,nosuid,nodev,noexec,relatime,pids)
systemd-1 on /proc/sys/fs/binfmt_misc type autofs (rw,relatime,fd=40,pgrp=1,timeout=0,minproto=5,maxproto=5,direct,pipe_ino=17471)
mqueue on /dev/mqueue type mqueue (rw,relatime)
debugfs on /sys/kernel/debug type debugfs (rw,relatime)
hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime,pagesize=2M)
sunrpc on /run/rpc_pipefs type rpc_pipefs (rw,relatime)
fusectl on /sys/fs/fuse/connections type fusectl (rw,relatime)
configfs on /sys/kernel/config type configfs (rw,relatime)
rpool/ROOT on /rpool/ROOT type zfs (rw,noatime,xattr,noacl)
rpool/data on /rpool/data type zfs (rw,noatime,xattr,noacl)
vmdata on /vmdata type zfs (rw,xattr,noacl)
lxcfs on /var/lib/lxcfs type fuse.lxcfs (rw,nosuid,nodev,relatime,user_id=0,group_id=0,allow_other)
/dev/fuse on /etc/pve type fuse (rw,nosuid,nodev,relatime,user_id=0,group_id=0,default_permissions,allow_other)
tmpfs on /run/user/0 type tmpfs (rw,nosuid,nodev,relatime,size=6363448k,mode=700)

 

[chalan]

root@pve-klenova:~# systemctl status zfs-mount.service
● zfs-mount.service - Mount ZFS filesystems
   Loaded: loaded (/lib/systemd/system/zfs-mount.service; enabled; vendor preset: enabled)
   Active: failed (Result: exit-code) since Sat 2018-05-05 13:43:14 CEST; 25s ago
     Docs: man:zfs(8)
  Process: 2780 ExecStart=/sbin/zfs mount -a (code=exited, status=1/FAILURE)
 Main PID: 2780 (code=exited, status=1/FAILURE)
      CPU: 72ms

máj 05 13:43:14 pve-klenova systemd[1]: Starting Mount ZFS filesystems...
máj 05 13:43:14 pve-klenova zfs[2780]: cannot mount '/rpool': directory is not empty
máj 05 13:43:14 pve-klenova systemd[1]: zfs-mount.service: Main process exited, code=exited, status=1/FAILURE
máj 05 13:43:14 pve-klenova systemd[1]: Failed to start Mount ZFS filesystems.
máj 05 13:43:14 pve-klenova systemd[1]: zfs-mount.service: Unit entered failed state.
máj 05 13:43:14 pve-klenova systemd[1]: zfs-mount.service: Failed with result 'exit-code'.

 

[dietmar]

Seems there is some data inside directory /rpool/ ? Please move that out of they way, so that the service can mount ZFS there.