Provided by: zfsutils-linux_2.1.5-1ubuntu6_amd64 bug

NAME
     zpool-labelclear — remove ZFS label information from device


SYNOPSIS
     zpool labelclear [-f] device


DESCRIPTION
     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.


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