Counters for System Performance

The following table shows the name, collection level, categories, and values for counters that measure system performance.

The VirtualCenter statistics level is a setting that controls reporting of metrics. Higher settings increase the amount of data collected and can impact performance.


Counter Name VC Stats Level Category Value
uptime 1 unit seconds
description Total time elapsed since last system startup.
stat type absolute
rollup type summation
entity host, virtual machine
resourceCpuUsage avg: 3
min: 4
max: 4
unit MHz
description Resource CPU usage.
stat type rate
rollup type average, minimum, maximum
entity host, virtual machine
heartbeat 1 unit number
description Number of heartbeats from the virtual machine in the defined interval.
stat type delta
rollup type summation
entity host, virtual machine