HP XC System Software Administration Guide Version 3.2

This section addresses the following topics:
• “Nagios Components” (page 106)
• “Nagios Hosts” (page 106)
• “Nagios Plug-Ins” (page 106)
• “Nagios Web Interface” (page 107)
• “Nagios Files” (page 107)
8.1.1 Nagios Components
The components that comprise Nagios are as follows:
• Nagios engine
• Nagios Web interface
• Nagiostats tool
Nagios
These plug-ins are not configured for any particular system. Although they are all
provided, not all these plug-ins are used on HP XC systems.
Standard Plug-Ins
These packages include the following:
• Nagios Remote Plug-In Executor (NRPE), which executes commands on nodes
remotely
• Nagios Service Check Acceptor (NSCA), which receive Nagios status data from
distributed monitors
• NAN, which queues and batches Nagios alerts to reduce email messages.
• Nagios Console Monitor (NSC), a text display monitor, based on the curses
library package, for viewing Nagios data
Additional Packages
8.1.2 Nagios Hosts
A Nagios host refers to any entity with an IP address, not just nodes. An interconnect switch and
an HP StorageWorks Scalable File Share (SFS) server are considered Nagios hosts.
8.1.3 Nagios Plug-Ins
The following is a list of Nagios plug-ins provided with the HP XC System Software:
• Apache HTTPS server reports
• Configuration information
• Environment status report
• Load average status report
• LSF failover monitor
• Nagios Host monitor
• Nagios monitor
• Node information report
• Interconnect ping status report
• ProCurve switch status (cluster necs1-1)
• Resource monitor
• Resource status report
• Root key synchronization reports
• SFS appliance status
• SLURM monitor
• SLURM status report
• Supermon metrics monitor
• Switch status reports
• Syslog alert monitor
106 Monitoring the System with Nagios