The vSphere clients Performance tab displays performance information for individual virtual machines and for the whole ESXi server. vCenter further extends the capabilities of monitoring this performance on long term basis.
In addition to the above performance monitors for any virtual machines, for IP Office virtual machines a number of specific alarms are available that can be output to other applications. The alarms are warning alarms, critical alarms and OK alarms for when usage returns to below the alarm threshold.
Alarm
Alarm Threshold
Warning Alarm
Critical Alarm
CPU Clock Cycles
90%
95%
RAM Memory
85%
97%
Hard Disk Input/Output
15%
25%
Network
15%
25%
You can view and or receive the alarms in a number of ways:
They appear in the alarms shown by the server's web control menus. see Server Edition documentation.
Within the configuration of the IP Office application on the virtual machine, you can select to output alarms to SNMP, Syslog and or email. IP Office Manager manual.
System Status Application displays the alarms when connected to the virtual machine.
