General::uptime (Snmp); Linux; Linux::cpu Usage - Red Hat NETWORK 3.7 Reference Manual

150
Field
Send
Expect
Timeout*
Critical Maximum Latency
Warning Maximum Latency
Table C-13. General::UDP Check settings
C.4.6. General::Uptime (SNMP)
The General::Uptime (SNMP) probe records the time since the device was last started. It uses the
SNMP object identifier (OID) to obtain this value. The only error status it will return is UNKNOWN.
Requirements — SNMP must be running on the monitored system and access to the OID must be
enabled to perform this probe.
This probe's transport protocol is User Datagram Protocol (UDP).
Field
SNMP Community String*
SNMP Port*
SNMP Version*
Timeout*
Table C-14. General::Uptime (SNMP) settings
C.5. Linux
The probes in this section monitor essential aspects of your Linux systems, from CPU usage to virtual
memory. Apply them to mission-critical systems to obtain warnings prior to failure.
Unlike other probe groups, which may contain one or a few probes that require the Red Hat Network
Monitoring Daemon, every Linux probe needs
C.5.1. Linux::CPU Usage
The Linux::CPU Usage probe monitors the CPU utilization on a system and collects the following
metric:
CPU Percent Used — The five-second average of the percent of CPU usage at probe execution.
•
Requirements — The Red Hat Network Monitoring Daemon (
tored system to run this probe.
Field
Value
10
Value
public
161
2
15
to be running on the monitored system.
rhnmd
rhnmd
Value
Appendix C. Probes
) must be running on the moni-