When using pluggable devices it is advisable to use the UUID of the device as this is guaranteed to find the correct device. USB block devices may not be enumerated in order. I suggest re-trying using the UUID of devices and see if this helps.
To find the UUID, use ls /dev/disk/by-uuid/ -- 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/1771310 Title: zfs doesn't automount after a new disk is plugged in Status in zfs-linux package in Ubuntu: Incomplete Bug description: I've a zfs that automount itself fine. If I plug a USB disk, the enumerated list of disk change and on reboot the zfs doesn't automount anymore and complains on missing device when trying to manually mount it. The pool was created with: zpool create -f srv raidz3 /dev/sdb1 /dev/sdc1 /dev/sdd1 /dev/sde1 /dev/sdf1 /dev/sdg1 /dev/sdh1 /dev/sdi1 /dev/sdj1 On boot the removable hdd is enumerated as sdd. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: zfs-zed 0.7.5-1ubuntu16 ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17 Uname: Linux 4.15.0-20-generic x86_64 NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair ApportVersion: 2.20.9-0ubuntu7 Architecture: amd64 Date: Tue May 15 11:12:55 2018 InstallationDate: Installed on 2018-05-08 (7 days ago) InstallationMedia: Ubuntu-Server 18.04 LTS "Bionic Beaver" - Release amd64 (20180426) SourcePackage: zfs-linux UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/zfs-linux/+bug/1771310/+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