ZFS

Errors

finch:~# zpool status dozer | grep -A3 cache
        cache
          nda0p4          ONLINE       0     0     0
          gpt/l2arc1      UNAVAIL      0     0     0  cannot open

The appropriate recovery action, if you authorize it, is:

  zpool online dozer /dev/gpt/l2arc1
  zpool status dozer

finch:~# zpool status dozer | grep -A3 cache
        cache
          nda0p4          ONLINE       0     0     0
          gpt/l2arc1      UNAVAIL      0     0     0  cannot open