Serviceguard Extension for RAC Version A.11.17 Release Notes, February 2007

Serviceguard Extension for RAC Version A.11.17 Release Notes
What’s in this Version
Chapter 1 15
combined software stack. This is supported across the full range of
storage management options supported by SGeRAC; CFS, SLVM, CVM
and ASM (over SLVM).
For software download and product information, refer to the following:
• Use of Serviceguard Extension for RAC Toolkit with Oracle 10g RAC
white paper located at http://docs.hp.com -> High Availability ->
Serviceguard Extension for Real Application Clusters -> White
Papers.
• For software download information on the SGeRAC Toolkit, go to
http://software.hp.com.
• To view the README file that accompanies the SGeRAC Toolkit go
to /opt/cmcluster/SGeRAC/toolkit/README after the installation.
Support for 8192 Oracle Server Processes for Oracle
9i RAC
The maximum number of Oracle server processes cmgmsd can handle is
8192. When there are more than 8192 server processes connected to
cmgmsd, it will start to reject new requests. Oracle foreground server
processes are needed to handle the requests of the DB client connected to
the DB instance.
Serviceguard Extension for RAC does not support
Mixed Clusters
For SGeRAC, the nodes in the cluster must be on the same architecture.
SGeRAC does not support clusters containing mixed architectural nodes,
which consist of HP 9000 and HP Integrity servers, or different
operating system releases.