HP Serviceguard A.11.20.20 for Linux Release Notes, March 2014
Contents
1 Overview.............................................................................................................................5
2 Supported platforms and Linux distributions...............................................................................5
3 What is new in this release.....................................................................................................5
3.1 What is new in Serviceguard for Linux..............................................................................5
3.1.1 What is new in Serviceguard Manager......................................................................6
3.2 Features not supported in this version................................................................................6
3.3 About the new features...................................................................................................7
3.3.1 Support for persistent reservation with Device Mapper multipath....................................7
3.3.2 Support for Red Hat Enterprise Linux Kernel-based Virtual Machine guests as cluster
nodes............................................................................................................................7
3.3.3 Support for cluster verification..................................................................................7
3.3.4 Support for iSCSI storage device..............................................................................8
3.3.5 IP_MONITOR parameter disabled by default..............................................................8
3.3.6 Utilities to migrate legacy style toolkit packages to modular style packages....................8
3.3.7 Support for IPV6.....................................................................................................8
3.3.8 New behavior during online reconfiguration of the package........................................8
3.4 Deprecated or obsolete features.......................................................................................8
4 Defects fixed in this version.....................................................................................................8
4.1 Defects fixed in Serviceguard...........................................................................................9
4.2 Defects fixed in Serviceguard Manager..........................................................................10
5 Known problems and limitations............................................................................................10
5.1 Known problems and limitations in Serviceguard..............................................................10
5.2 Known problems and limitations in Serviceguard Manager................................................12
6 Compatibility and installation requirements.............................................................................12
6.1 Installing HP Serviceguard for Linux.................................................................................12
6.1.1 Serviceguard for Linux patches (updates)...................................................................13
6.1.2 Installing serviceguard-xdc software.........................................................................13
6.1.3 Pre-installation checklist for Serviceguard..................................................................13
6.1.4 Pre-installation checklist for Serviceguard Manager....................................................14
6.1.5 Considerations when upgrading Serviceguard..........................................................16
6.1.6 Considerations when installing Serviceguard.............................................................16
6.2 Ports requirements........................................................................................................16
6.3 Ports needed for authentication......................................................................................17
6.4 Ports required by Serviceguard Manager........................................................................17
6.5 System firewalls...........................................................................................................17
6.6 Installing the Quorum Server.........................................................................................19
6.7 Setting permissions on the /root/.rhosts file.....................................................................19
6.8 Rolling software upgrades.............................................................................................19
6.8.1 Requirements........................................................................................................20
6.9 Limitations of rolling upgrades.......................................................................................20
6.10 Preparation................................................................................................................21
6.11 Procedure — performing the rolling upgrade on OS........................................................22
6.11.1 Keeping Kernels consistent.....................................................................................24
6.11.2 Example ............................................................................................................24
6.11.2.1 Step 1. Halt first node....................................................................................24
6.11.2.2 Step 2. Upgrade first node.............................................................................25
6.11.2.3 Step 3. Restart cluster on first node..................................................................25
6.11.2.4 Step 4. Repeat the process on next node.........................................................26
6.11.2.5 Step 5. Move package back to original node...................................................26
6.12 Rolling upgrade from A.11.19.X to A.11.20.20..................................................................27
6.13 Performing offline upgrade from A.11.18.X to A.11.20.20...................................................28
6.14 Rolling software upgrade for serviceguard-xdc environment..............................................28
Contents 3