zpool-labelclear — remove ZFS label information from device

       Removes  ZFS  label  information  from  the  specified  device.  If the device is a cache device, it also
       removes the  L2ARC  header  (persistent  L2ARC).   The  device  must  not  be  part  of  an  active  pool
       configuration.

       -f      Treat exported or foreign devices as inactive.

       zpool-labelclear — remove ZFS label information from device

zpool-destroy(8), zpool-detach(8), zpool-remove(8), zpool-replace(8)

OpenZFS                                           May 31, 2021                               ZPOOL-LABELCLEAR(8)

zpoollabelclear [-f] device