Upgrade HP iLO firmware over SSH
iLO web UI is dead. Serve the .bin over HTTP and load it from the SSH session.
ZFS command cheat sheet (pool, compression, cache, log)
The 2 a.m. commands to create, mount, compress, and not destroy the wrong pool.
zfs send/recv from an unencrypted dataset into an encrypted one
No -w. -o encryption=on only on the first recv. The destination dataset name is required.