zpool-sync(8) on FreeBSD
The text fc5a7417d951, as FreeBSD 13.5-RELEASE, FreeBSD 13.4-RELEASE, FreeBSD 13.3-RELEASE, FreeBSD 13.2-RELEASE, FreeBSD 13.1-RELEASE shipped it.
flush data to primary storage of ZFS storage pools
The text fc5a7417d951, as FreeBSD 13.5-RELEASE, FreeBSD 13.4-RELEASE, FreeBSD 13.3-RELEASE, FreeBSD 13.2-RELEASE, FreeBSD 13.1-RELEASE shipped it.
flush data to primary storage of ZFS storage pools