π Unix
Oracle Solaris and HP-UX: ZFS, Zones, LDOMs, LVM/VxFS, boot and enterprise operations.
Guides & references
Oracle Solaris
Oracle Solaris 10 and 11 reference with 137+ Q&As: SPARC hardware, ZFS, Zones, LDOMs, IPMP, SMF, Veritas Cluster, mdb and DTrace kernel debugging.
HP-UX & Common Ops
HP-UX 11i reference (PA-RISC/Itanium, LVM/VxFS, Ignite-UX) plus cross-platform common operations: remote access, clustering, vSphere, patching, backup and ITSM.