Specifications

VMware, Inc. 359
Appendix C Performance Chart Metrics
Cluster
Disk
Thetableinthissectionlistsmetricsformeasuringdiskperformance.All
measurementsareinkilobytesunlessotherwisenoted.Diskperformancechartsare
availableforhostsandvirtualmachines;chartoptionsareidenticalforboth.
Host and Virtual Machine
Table C-4. CPU Performance Metrics for Clusters
Counter
Available in
Collection
Level VC/ESX Description
CPUUsagein
MHz
1(4) Yes/No CalculatesCPUusageinMegahertz.
Rollup:Average(Minimum/Maximum)
StatsType:Rate
Table C-5. Disk Performance Metrics for Host and Virtual Machines
Counter
Available in
Collection
Level VC/ESX Description
DiskUsagein
MHz
1(4) Yes/Yes Calculatessumofdatareadandwrittentoall
diskinstancesinkilobytespersecond.
Rollup:Average(Minimum/Maximum)
StatsType:Rate
Read 3 Yes/Yes Calculatesamountofdatareadfromdiskin
kilobytespersecondperHBA.
Rollup:Average
StatsType:Rate
Write 3 Yes/Yes Calculatesamountofdatawrittentodiskin

kilobytespersecondperHBA.
Rollup:Average
StatsType:Rate