grub-probe

  1. A

    Grub not booting ZFS rpool after disk replacement

    I had one disk producing read errors in my 15 disk ZFS raid-z2 pool and replaced it offline. Trying to boot the system ended in grub rescue mode: error: no such device: <hex string>. Entering rescue mode... I booted with sysresccd+zfs and was able to import the pool with zpool import -o...
  2. L

    grub-update detecting all containers OS

    We recently upgraded to PVE4 and migrated all containers to LVM-thin drives. We've been removing some old kernels and on one of them grup-update was executed and I noticed that grub is checking all drives, including the containers one. Found Debian GNU/Linux (7.7) on /dev/sdb2...
  3. G

    update-grub zfs detection problems - no pool name in root=ZFS=

    some time ago there was problem with zfs detection on mirrored pool https://github.com/zfsonlinux/grub/issues/6 so proxmox made a fix GRUB_DEVICE="`${grub_probe} --target=device / | head -n1`" in grub-mkconfig it does not work with SLOG device on mirored rpool - misses pool name in grub.cfg...
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