Sure. As far as I can tell, everything *does* mount correctly. It's almost as if is trying to be mounted twice, and the second one fails because the first one succeeded.
% sudo zfs list NAME USED AVAIL REFER MOUNTPOINT storage 28.5T 3.03T 202K /storage storage/backups 1.06T 3.03T 1.06T /storage/backups storage/containers 12.3G 3.03T 128K /storage/containers storage/containers/loganalyzer 5.69G 3.03T 1.97G /var/lib/lxd/containers/loganalyzer.zfs storage/containers/nzbhydra 6.59G 3.03T 986M /var/lib/lxd/containers/nzbhydra.zfs storage/deleted 2.30G 3.03T 128K /storage/deleted storage/deleted/images 2.30G 3.03T 128K /storage/deleted/images storage/deleted/images/5b1b191d59c79c3415d57e9578259dcdfc148f5141447c61ae9942d68e0532a0 856M 3.03T 856M none storage/deleted/images/77bd6b7dd911233cc95213e6325fa68edbbfce73e55ea77eb66310b59382479b 748M 3.03T 748M none storage/deleted/images/f4c4c60a6b752a381288ae72a1689a9da00f8e03b732c8d1b8a8fcd1a8890800 750M 3.03T 746M none storage/images 1.59G 3.03T 128K /storage/images storage/images/295d53ae6db4b3b0df9565377cb48c62845ab3bee5a241a8effe50ccdfd8bf17 767M 3.03T 767M /var/lib/lxd/images/295d53ae6db4b3b0df9565377cb48c62845ab3bee5a241a8effe50ccdfd8bf17.zfs storage/images/9b9de680184bc9951a4f6f771e40fc98284db21c94bd5384fe31f2434dfa9049 857M 3.03T 857M /var/lib/lxd/images/9b9de680184bc9951a4f6f771e40fc98284db21c94bd5384fe31f2434dfa9049.zfs storage/media 11.5T 3.03T 256K /storage/media storage/media/anime 153G 3.03T 147G /storage/media/anime storage/media/comedy 4.59G 3.03T 4.59G /storage/media/comedy storage/media/comics 33.9G 3.03T 33.3G /storage/media/comics storage/media/documentaries 87.6G 3.03T 87.6G /storage/media/documentaries storage/media/ebooks 491G 3.03T 464G /storage/media/ebooks storage/media/movies 9.60T 3.03T 9.52T /storage/media/movies storage/media/mp3 1.09T 3.03T 1.04T /storage/media/mp3 storage/media/musicfilms 101G 3.03T 101G /storage/media/musicfilms storage/media/spoken-word 3.75G 3.03T 3.75G /storage/media/spoken-word storage/photos 34.8G 3.03T 34.8G /storage/photos storage/temp 376G 3.03T 199G /storage/temp storage/tv 15.3T 3.03T 13.4T /storage/tv storage/varlibplex 192G 3.03T 192G /var/lib/plexmediaserver % sudo mount sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime) proc on /proc type proc (rw,nosuid,nodev,noexec,relatime) udev on /dev type devtmpfs (rw,nosuid,relatime,size=4068704k,nr_inodes=1017176,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=817252k,mode=755) /dev/sda1 on / type ext4 (rw,relatime,errors=remount-ro,data=ordered) 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 (rw,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/memory type cgroup (rw,nosuid,nodev,noexec,relatime,memory) cgroup on /sys/fs/cgroup/hugetlb type cgroup (rw,nosuid,nodev,noexec,relatime,hugetlb,release_agent=/run/cgmanager/agents/cgm-release-agent.hugetlb) 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/blkio type cgroup (rw,nosuid,nodev,noexec,relatime,blkio) cgroup on /sys/fs/cgroup/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,cpu,cpuacct) cgroup on /sys/fs/cgroup/devices type cgroup (rw,nosuid,nodev,noexec,relatime,devices) cgroup on /sys/fs/cgroup/perf_event type cgroup (rw,nosuid,nodev,noexec,relatime,perf_event,release_agent=/run/cgmanager/agents/cgm-release-agent.perf_event) cgroup on /sys/fs/cgroup/pids type cgroup (rw,nosuid,nodev,noexec,relatime,pids,release_agent=/run/cgmanager/agents/cgm-release-agent.pids) cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,freezer) cgroup on /sys/fs/cgroup/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset,clone_children) 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) systemd-1 on /proc/sys/fs/binfmt_misc type autofs (rw,relatime,fd=32,pgrp=1,timeout=0,minproto=5,maxproto=5,direct) sunrpc on /run/rpc_pipefs type rpc_pipefs (rw,relatime) tracefs on /sys/kernel/debug/tracing type tracefs (rw,relatime) nfsd on /proc/fs/nfsd type nfsd (rw,relatime) fusectl on /sys/fs/fuse/connections type fusectl (rw,relatime) storage on /storage type zfs (rw,relatime,xattr,noacl) storage/backups on /storage/backups type zfs (rw,relatime,xattr,noacl) storage/containers on /storage/containers type zfs (rw,relatime,xattr,noacl) storage/deleted on /storage/deleted type zfs (rw,relatime,xattr,noacl) storage/deleted/images on /storage/deleted/images type zfs (rw,relatime,xattr,noacl) storage/images on /storage/images type zfs (rw,relatime,xattr,noacl) storage/media/anime on /storage/media/anime type zfs (rw,relatime,xattr,noacl) storage/media/comedy on /storage/media/comedy type zfs (rw,relatime,xattr,noacl) storage/media/comics on /storage/media/comics type zfs (rw,relatime,xattr,noacl) storage/media/documentaries on /storage/media/documentaries type zfs (rw,relatime,xattr,noacl) storage/media/ebooks on /storage/media/ebooks type zfs (rw,relatime,xattr,noacl) storage/media/movies on /storage/media/movies type zfs (rw,relatime,xattr,noacl) storage/media/mp3 on /storage/media/mp3 type zfs (rw,relatime,xattr,noacl) storage/media/musicfilms on /storage/media/musicfilms type zfs (rw,relatime,xattr,noacl) storage/media/spoken-word on /storage/media/spoken-word type zfs (rw,relatime,xattr,noacl) storage/photos on /storage/photos type zfs (rw,relatime,xattr,noacl) storage/temp on /storage/temp type zfs (rw,relatime,xattr,noacl) storage/tv on /storage/tv type zfs (rw,relatime,xattr,noacl) storage/containers/loganalyzer on /var/lib/lxd/containers/loganalyzer.zfs type zfs (rw,relatime,xattr,noacl) storage/containers/nzbhydra on /var/lib/lxd/containers/nzbhydra.zfs type zfs (rw,relatime,xattr,noacl) storage/images/295d53ae6db4b3b0df9565377cb48c62845ab3bee5a241a8effe50ccdfd8bf17 on /var/lib/lxd/images/295d53ae6db4b3b0df9565377cb48c62845ab3bee5a241a8effe50ccdfd8bf17.zfs type zfs (ro,relatime,xattr,noacl) storage/images/9b9de680184bc9951a4f6f771e40fc98284db21c94bd5384fe31f2434dfa9049 on /var/lib/lxd/images/9b9de680184bc9951a4f6f771e40fc98284db21c94bd5384fe31f2434dfa9049.zfs type zfs (ro,relatime,xattr,noacl) storage/varlibplex on /var/lib/plexmediaserver type zfs (rw,relatime,xattr,noacl) binfmt_misc on /proc/sys/fs/binfmt_misc type binfmt_misc (rw,relatime) cgmfs on /run/cgmanager/fs type tmpfs (rw,relatime,size=100k,mode=755) tmpfs on /run/lxcfs/controllers type tmpfs (rw,relatime,size=100k,mode=700) cpuset on /run/lxcfs/controllers/cpuset type cgroup (rw,relatime,cpuset,clone_children) freezer on /run/lxcfs/controllers/freezer type cgroup (rw,relatime,freezer) pids on /run/lxcfs/controllers/pids type cgroup (rw,relatime,pids,release_agent=/run/cgmanager/agents/cgm-release-agent.pids) perf_event on /run/lxcfs/controllers/perf_event type cgroup (rw,relatime,perf_event,release_agent=/run/cgmanager/agents/cgm-release-agent.perf_event) devices on /run/lxcfs/controllers/devices type cgroup (rw,relatime,devices) cpu,cpuacct on /run/lxcfs/controllers/cpu,cpuacct type cgroup (rw,relatime,cpu,cpuacct) blkio on /run/lxcfs/controllers/blkio type cgroup (rw,relatime,blkio) net_cls,net_prio on /run/lxcfs/controllers/net_cls,net_prio type cgroup (rw,relatime,net_cls,net_prio) hugetlb on /run/lxcfs/controllers/hugetlb type cgroup (rw,relatime,hugetlb,release_agent=/run/cgmanager/agents/cgm-release-agent.hugetlb) memory on /run/lxcfs/controllers/memory type cgroup (rw,relatime,memory) name=systemd on /run/lxcfs/controllers/name=systemd type cgroup (rw,relatime,xattr,release_agent=/lib/systemd/systemd-cgroups-agent,name=systemd) lxcfs on /var/lib/lxcfs type fuse.lxcfs (rw,nosuid,nodev,relatime,user_id=0,group_id=0,allow_other) /dev/sda1 on /var/lib/lxd/shmounts type ext4 (rw,relatime,errors=remount-ro,data=ordered) tmpfs on /run/user/1000 type tmpfs (rw,nosuid,nodev,relatime,size=817252k,mode=700,uid=1000,gid=1000) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to zfs-linux in Ubuntu. https://bugs.launchpad.net/bugs/1614859 Title: zfsutils-linux fails to configure "directory not empty" Status in zfs-linux package in Ubuntu: New Bug description: Description: Ubuntu 16.04.1 LTS Release: 16.04 zfsutils-linux: Installed: 0.6.5.6-0ubuntu12 After apt-get upgrade, zfsutils-linux fails to configure. # systemctl status zfs-mount.service Aug 19 09:39:56 MediaServer systemd[1]: Starting Mount ZFS filesystems... Aug 19 09:39:56 MediaServer zfs[27456]: cannot mount '/storage/media': directory is not empty Aug 19 09:39:56 MediaServer systemd[1]: zfs-mount.service: Main process exited, code=exited, status=1/FAILURE Aug 19 09:39:56 MediaServer systemd[1]: Failed to start Mount ZFS filesystems. Aug 19 09:39:56 MediaServer systemd[1]: zfs-mount.service: Unit entered failed state. Aug 19 09:39:56 MediaServer systemd[1]: zfs-mount.service: Failed with result 'exit-code'. Unmounting zpool entirely shows the folder is indeed empty. Running apt-get -f upgrade with the pool entirely unmounted returns the same result. (The zpool is successfully mounted though, including the supposed failed directory.) ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: zfsutils-linux 0.6.5.6-0ubuntu12 ProcVersionSignature: Ubuntu 4.4.0-34.53-generic 4.4.15 Uname: Linux 4.4.0-34-generic x86_64 NonfreeKernelModules: zfs zunicode zcommon znvpair zavl ApportVersion: 2.20.1-0ubuntu2.1 Architecture: amd64 Date: Fri Aug 19 09:11:44 2016 InstallationDate: Installed on 2013-11-08 (1014 days ago) InstallationMedia: Ubuntu-Server 13.10 "Saucy Salamander" - Release amd64 (20131016) SourcePackage: zfs-linux UpgradeStatus: Upgraded to xenial on 2016-08-16 (3 days ago) modified.conffile..etc.sudoers.d.zfs: [inaccessible: [Errno 13] Permission denied: '/etc/sudoers.d/zfs'] mtime.conffile..etc.default.zfs: 2016-04-28T16:29:55.338840 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/zfs-linux/+bug/1614859/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp