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Table 5-7. Disk Metrics for Datacenters
Metric Key Metric Name Description
disk | commandsAveraged_average Commands per second Average number of commands issued
per second during the collection interval.
disk | totalLatency_average Disk Command Latency (ms) Average amount of time taken for a
command from the perspective of the
guest operating system. This metric is the
sum of the Kernal Disk Command
Latency and Physical Device Command
Latency metrics.
disk | usage_average Usage Rate (KBps) Sum of the data transmitted and received
for all the NIC instances of the host or
virtual machine.
disk | workload Workload (%) Percent workload.
disk | usage_capacity I/O Usage Capacity Percent IO use capacity.
Memory Metrics for Datacenters
Memory metrics provide information about memory use and allocation.
Table 5-8. Memory Metrics for Datacenters
Metric Key Metric Name Description
mem | host_contentionPct Contention (%) Percent host contention.
mem | host_demand Machine Demand (KB) Host demand in kilobytes.
mem | workload Overall Workload (%) Percent memory workload.
mem | host_provisioned Provisioned Memory (KB) Provisioned host memory in kilobytes.
mem | reservedCapacity_average Reserved Capacity (KB) Reserved memory capacity in kilobytes.
mem | host_usable Usable Memory (KB) Usable host memory in kilobytes.
mem | host_usage Usage (KB) Host memory use in kilobytes.
mem | host_usagePct Usage/Usable (%) Percent host memory used.
Network Metrics for Datacenters
Network metrics provide information about network performance.
Table 5-9. Network Metrics for Datacenters
Metric Key Metric Name Description
net | workload Workload (%) Percent workload.
net | droppedPct Packets Dropped (%) Percent packets dropped.
net | usage_average Usage Rate (KBps) The sum of the data transmitted and
received for all the NIC instances of the
host or virtual machine.
net | usage_capacity I/O Usage Capacity IO use capacity.
Storage Metrics for Datacenters
Storage metrics provide information about storage use.
Chapter 5 Metrics for vCenter Server Components
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