HP Serviceguard for Linux Version A.11.19 Release Notes, July 2009

What You Can Do...............................................................................................24
New Features......................................................................................................25
Serviceguard Manager and Serviceguard Clusters............................................26
Current Limitations of Serviceguard Manager..................................................26
What’s Not in this Release..................................................................................................27
Features Introduced Before A.11.19...................................................................................27
New Features First Introduced in Serviceguard for Linux A.11.18 Patches.................27
Support for DM-MPIO.............................................................................................28
About Cross-Subnet Configurations........................................................................29
Configuration Tasks............................................................................................29
Restrictions.........................................................................................................29
For More Information.........................................................................................30
Migrating Legacy to Modular Packages..................................................................31
Other Package Changes...........................................................................................31
Alternate Quorum Server Subnet............................................................................32
Support for HPVM, VMware ESX Server, and Xen Virtual Machines....................32
Points to Note about VM Nodes.........................................................................32
About HPVM Virtual Machines and Cluster Re-formation Time......................33
For More Information.........................................................................................34
Changes First Introduced in Older Releases.................................................................34
Access changes as of A.11.16....................................................................................34
Considerations when Upgrading Serviceguard.................................................35
Considerations when Installing Serviceguard...................................................35
Documents for This Version ..............................................................................................36
Further Information............................................................................................................36
Compatibility Information and Installation Requirements................................................37
Memory Requirements..................................................................................................37
Required Linux Network Drivers.................................................................................37
Port Requirements.........................................................................................................37
Ports Needed for Authentication.............................................................................38
Ports Required by Serviceguard Manager...............................................................38
System Firewalls......................................................................................................39
Obtaining and Installing a Permanent License.............................................................40
Obtaining a Permanent License...............................................................................40
Validating the Permanent Licence...........................................................................41
Example..............................................................................................................42
Installing the Quorum Server........................................................................................42
Setting Permissions on the /root/.rhosts File.................................................................42
Linux Distribution Differences for Serviceguard..........................................................43
File Locations ..........................................................................................................43
Ensuring Clean Shutdown of Cluster Nodes Running SUSE SLES10 and 11.........43
Implementing Channel Bonding in SUSE Linux Enterprise Server........................43
Preventing Boot-Time vgscan and Ensuring Serviceguard Volume Groups Are
Deactivated...............................................................................................................43
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