DOKK / manpages / debian 11 / zfsutils-linux / zpool-labelclear.8.en
ZPOOL-LABELCLEAR(8) System Manager's Manual ZPOOL-LABELCLEAR(8)

zpool-labelclearRemoves ZFS label information from the specified physical device

zpool labelclear [-f] device

zpool labelclear [-f] 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.
Treat exported or foreign devices as inactive.

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

August 9, 2019 Linux