Serviceguard Extension for RAC Version A.11.18 Release Notes, 1st Edition, June 2007

Serviceguard Extension for RAC Version A.11.18 Release Notes
Announcements
Chapter 1 7
HP-UX 11i v2 Updates
SGeRAC A.11.18 on HP-UX 11i v2 now supports version 5.0 of Veritas
VxVM, CVM and CFS 5.0 from Symantec. See “Support for Veritas CFS
and CVM on SGeRAC A.11.18” on page 12.
HP-UX 11i v3 Updates
This release of SGeRAC A.11.18 supports HP-UX 11i v3, which
introduces important improvements, particularly in regard to the I/O
subsystem.
Veritas CVM and CFS Not Yet Supported on HP-UX 11i v3
SGeRAC A.11.18 on HP-UX 11i v3 does not yet support Veritas Cluster
Volume Manager (CVM) and Cluster File System (CFS) from Symantec.
If your Serviceguard cluster needs this functionality, do not upgrade to
HP-UX 11i v3; Serviceguard A.11.18 is also available on HP-UX 11i v2,
which supports the latest versions of CVM and CFS.
Support for Veritas Volume Manager (VxVM) Veritas (VxVM) 4.1 from
Symantec are supported on HP-UX 11i v3, but VxVM 3.5 is not. If you
are running VxVM 3.5 (as part of the Base Product included with
HP-UX), you can do a rolling upgrade to Serviceguard A.11.18 on HP-UX
11i v3 with VxVM 4.1.
Support for Veritas Volume Manager (VxVM)
Veritas (VxVM) 4.1 from Symantec are supported on HP-UX 11i v3, but
VxVM 3.5 is not. If you are running VxVM 3.5 (as part of the Base
Product included with HP-UX), you can do a rolling upgrade to
Serviceguard A.11.18 on HP-UX 11i v3 with VxVM 4.1.
NOTE HP-UX 11i v3 does not yet support Veritas 5.0 products. A file created
with VxFS 5.0 cannot be opened by the 4.1 version.
Native Multipathing, Veritas DMP, and Related Features
The HP-UX 11i v3 I/O subsystem provides multipathing and load
balancing by default. This is often referred to as native multipathing.
Veritas Volume Manager (VxVM) version 4.1 and Dynamic Multipathing