Distributed Systems Administration Utilities User's Guide, Linux, March 2009

3.3.1 Using the Log Consolidation Wizard......................................................................................50
3.3.1.1 Configuring a Log Consolidation Standalone Server with clog_wizard........................50
3.3.1.2 Configuring a Serviceguard Cluster as a Log Consolidation Server with
clog_wizard................................................................................................................................52
3.3.1.3 Cluster Configuration Notes for clog..............................................................................55
3.3.1.4 Serviceguard Automation Features................................................................................56
3.3.1.5 Minimizing Message Loss During Failover....................................................................57
3.3.1.6 Configuring a Log Forwarding Client Using clog_wizard.............................................57
3.3.2 Manually Configuring Log Consolidation..............................................................................59
3.3.2.1 Manually Configuring a Standalone Log Consolidation Server.....................................60
3.3.2.2 Manually Configuring a Serviceguard Cluster as a Log Consolidation Server.............62
3.3.2.2.1 Creating the clog Package.......................................................................................65
3.3.2.2.2 Testing and Starting the clog Package.....................................................................66
3.3.2.2.3 Using VxVM Instead of LVM..................................................................................68
3.3.2.3 Manually Configuring Log Forwarding Clients.............................................................68
3.3.2.3.1 Manually Configuring a Standalone Log Forwarding Client.................................69
3.3.2.3.2 Manually Configuring a Serviceguard Cluster as a Log Forwarding Client..........70
3.3.2.3.3 Forwarding ASCII Log Data...................................................................................73
3.3.2.4 Consolidating Package Logs on the Log Consolidation Server......................................76
3.4 Disabling Log Consolidation...........................................................................................................77
3.4.1 Disabling a Standalone Log Consolidation System................................................................77
3.4.2 Disabling a Serviceguard Cluster Log Consolidation System................................................77
3.4.3 Disabling a Standalone Log Forwarding Client......................................................................77
3.4.4 Disabling a Serviceguard Cluster Log Forwarding Client......................................................78
3.5 Securing Consolidated Logs............................................................................................................78
3.5.1 Log File Protections.................................................................................................................78
3.5.2 ssh Port Forwarding................................................................................................................78
3.5.2.1 ssh Port Forwarding to a Serviceguard Cluster Log Consolidator.................................79
3.5.3 clog Network Port Usage........................................................................................................80
3.5.4 Using Bastille to Harden the System.......................................................................................80
3.6 Viewing Consolidated Logs............................................................................................................80
3.6.1 Starting System Management Homepage...............................................................................80
3.6.2 Using the System Log Viewer.................................................................................................81
4 Command Fanout.........................................................................................................83
4.1 Parallel Distributed Shell.................................................................................................................83
4.2 pdsh Utility Wrappers.....................................................................................................................84
4.3 Security Configuration....................................................................................................................85
4.3.1 Remote Shell Security Setup....................................................................................................85
4.3.2 ssh Security Setup....................................................................................................................85
4.3.3 Security Notes.........................................................................................................................85
4.4 Command Fanout Troubleshooting................................................................................................86
A Installing DSAU on Linux.............................................................................................89
A.1 Satisfying Prerequisites..................................................................................................................89
A.2 Performing the Installation.............................................................................................................89
A.2.1 Installing DSAU for RedHat with the rpm Command..........................................................89
A.2.1.1 Installing DSAU on an HP Integrity Server (IA system)...............................................89
A.2.1.2 Installing DSAU on HP x86 Servers (32 and 64–bit systems)........................................90
A.2.2 Installing DSAU for SLES with the rpm Command..............................................................90
A.2.2.1 Installing DSAU on an HP Integrity Server (IA system)...............................................90
A.2.2.2 Installing DSAU on HP x86 Servers (32 and 64–bit systems)........................................91
A.2.3 Installing the DSAU Open Source Code rpm........................................................................91
4 Table of Contents