HP Insight Control for Linux 7.0 User Guide

23 Miscellaneous topics.........................................................................190
23.1 Changing management processor credentials...............................................................190
23.2 Changing the default port for the repository web server................................................190
23.3 Increasing the number of servers that can be discovered concurrently..............................191
23.4 Changing the IP address of the CMS .........................................................................191
23.5 Uninstalling Insight Control for Linux............................................................................191
23.6 Determining the installed Insight Control for Linux version..............................................192
23.7 Event logging overview.............................................................................................192
23.7.1 Understanding the event logging structure.............................................................192
23.7.2 The syslog-ng.conf rules file................................................................................192
23.7.3 Modifying the syslog-ng rules files.......................................................................193
23.8 Changing the number of concurrent tasks....................................................................193
23.9 Support for HP ProLiant DL1xx series servers................................................................194
23.9.1 Configuring SNMP............................................................................................194
23.10 Setting up the DHCP server for virtual guests...............................................................194
23.11 Uninstalling atftp and installing tftp............................................................................195
24 Advanced topics...............................................................................196
24.1 Management Processor Credentials............................................................................196
24.1.1 General information on Insight Control for Linux MP credentials................................196
24.1.2 Maintaining MP unique credentials......................................................................196
24.1.2.1 Discovering and setting up servers with PXE deployment..................................196
24.1.2.2 Discovering and setting up servers with virtual media deployment.....................197
24.1.3 LO100 management processor credential storage..................................................197
24.2 Deploying WBEM provider components using Configure or Repair Agents task................198
24.3 Logging RAM disk connections and operations............................................................199
V Troubleshooting and support resources......................................................200
25 Troubleshooting................................................................................201
25.1 General troubleshooting topics...................................................................................201
25.2 Alternative booting...................................................................................................202
25.3 Apache service does not start....................................................................................202
25.4 Troubleshooting CMF problems..................................................................................202
25.5 Troubleshooting configuration problems.......................................................................205
25.6 Troubleshooting connection problems..........................................................................208
25.7 Troubleshooting DHCP problems................................................................................209
25.8 Troubleshooting discovery problems............................................................................211
25.9 Troubleshooting firmware update problems..................................................................215
25.10 Troubleshooting Insight Control for Linux repository problems........................................215
25.11 Troubleshooting large scale deployment problems........................................................216
25.12 Troubleshooting licensing problems............................................................................216
25.13 Troubleshooting monitoring problems.........................................................................216
25.14 Nagios Troubleshooting...........................................................................................220
25.14.1 Determining the status of the Nagios service........................................................220
25.14.2 Examining Nagios log files...............................................................................220
25.14.3 Running Nagios plug-ins manually.....................................................................221
25.14.4 Using the Nagios report generator analyze mode................................................221
25.14.5 Messages reported by Nagios..........................................................................221
25.14.6 A check_nrpe error occurs during management agents installation.........................224
25.14.7 Nagios gather_all_data script reports check_nrpe errors ......................................224
25.14.8 Troubleshooting Nagios problems......................................................................224
25.15 Troubleshooting OS installation and image deployment problems..................................227
25.15.1 RHEL and SLES installations...............................................................................227
25.15.2 Custom OS installations....................................................................................230
25.15.3 Capturing Linux images....................................................................................230
8 Contents