vRealize Operations collects CPU use, disk, memory, network, and summary metrics for vCenter Server system objects.
CPU Usage Metrics
CPU usage metrics provide information about CPU use.
| Metric Name | Description |
|---|---|
| Capacity Usage (%) | Percent capacity used. Key: cpu|capacity_usagepct_average |
| CPU Contention (%) | Percent CPU contention. Key: cpu|capacity_contentionPct |
| Demand (%) | Percent demand. Key: cpu|demandPct |
| Demand (MHz) | CPU utilization level based on descendant virtual machines utilization. This Includes reservations, limits, and overhead to run the virtual machines. Key: cpu|demandmhz |
| Demand | CPU Demand. Key: cpu|demand_average |
| IO Wait (ms) | IO wait time in milliseconds. Key: cpu|iowait |
| Number of CPU Sockets | Number of CPU sockets. Key: cpu|numpackages |
| Overall CPU Contention (ms) | Overall CPU contention in milliseconds. Key: cpu|capacity_contention |
| Provisioned Capacity (MHz) | Provisioned capacity in megahertz. Key: cpu|capacity_provisioned |
| Provisioned vCPU | Number of provisioned virtual CPU cores. Key: cpu|corecount_provisioned |
| Reserved Capacity (MHz) | Sum of the reservation properties of the immediate children of the host's root resource pool. Key: cpu|reservedCapacity_average |
| Usage (MHz) | Average CPU use in megahertz. Key: cpu|usagemhz_average |
| Wait (ms) | CPU time spent on the idle state. Key: cpu|wait |
| Overhead | Amount of CPU that is overhead. Key: cpu|overhead_average |
| Demand without overhead | Value of demand excluding any overhead. Key: cpu|demand_without_overhead |
| Provisioned Capacity | Provisioned capacity (MHz). Key: cpu|vm_capacity_provisioned |
| Total Capacity (MHz) | Total CPU resources configured on the descendant ESXi hosts. Key: cpu|capacity_provisioned |
| Usable Capacity (MHz) | The usable CPU resources that are available for the virtual machines after considering reservations for vSphere High Availability (HA) and other vSphere services. Key: cpu|haTotalCapacity_average |
Datastore Metrics
Datastore metrics provide information about the datastore.
| Metric Name | Description |
|---|---|
| Outstanding IO requests | OIO for datastore. Key: datastore|demand_oio |
| Read IOPS | Average number of read commands issued per second during the collection interval. Key: datastore|numberReadAveraged_average |
| Write IOPS | Average number of write commands issued per second during the collection interval. Key: datastore|numberWriteAveraged_average |
| Read Throughput (KBps) | Amount of data read in the performance interval. Key: datastore|read_average |
| Write Throughput (KBps) | Amount of data written to disk in the performance interval. Key: datastore|write_average |
Disk Metrics
Disk metrics provide information about disk use.
| Metric Name | Description |
|---|---|
| Total IOPS | Average number of commands issued per second during the collection cycle. Key: disk|commandsAveraged_average |
| Total 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 Kernel Device Command Latency and Physical Device Command Latency metrics. Key: disk|totalLatency_average |
| Total Throughput (KBps) | Average of the sum of the data read and written for all the disk instances of the host or virtual machine. Key: disk|usage_average |
| Total queued outstanding operations | Sum of queued operations and outstanding operations. Key: disk|sum_queued_oio |
| Max Observed OIO | Max observed IO for a disk. Key: disk|max_observed |
Disk Space Metrics
Disk space metrics provide information about disk space use.
| Metric Name | Description |
|---|---|
| Total disk space used (KB) | Total disk space used on all datastores visible to this object. Key: diskspace|total_usage |
| Total disk space (KB) | Total disk space on all datastores visible to this object. Key: diskspace|total_capacity |
| Total provisioned disk space (KB) | Total provisioned disk space on all datastores visible to this object. Key: diskspace|total_provisioned |
| Utilization (GB) | Storage space used on the connected vSphere Datastores. Key: diskspace|total_usage |
| Total Capacity (GB) | Total storage space available on the connected vSphere datastores. Key: diskspace|total_capacity |
Memory Metrics
Memory metrics provide information about memory use and allocation.
| Metric Name | Description |
|---|---|
| Contention (%) | Percent host memory contention. Key: mem|host_contentionPct |
| Machine Demand (KB) | Host memory demand in kilobytes. Key: mem|host_demand |
| ESX System Usage | Memory usage by the VMkernel and ESX user-level services. Key: mem|host_systemUsage |
| Provisioned Memory (KB) | Provisioned host memory in kilobytes. Key: mem|host_provisioned |
| Reserved Capacity (KB) | Sum of the reservation properties of the immediate children of the host's root resource pool. Key: mem|reservedCapacity_average |
| Usable Memory (KB) | Usable host memory in kilobytes. Key: mem|host_usable |
| Host Usage (KB) | Host memory use in kilobytes. Key: mem|host_usage |
| Usage/Usable (%) | Percent host memory used. Key: mem|host_usagePct |
| Contention (KB) | Host contention in kilobytes. Key: mem|host_contention |
| VM Overhead (KB) | Memory overhead reported by host. Key: mem|overhead_average |
| Utilization (KB) | Memory utilization level based on the descendant virtual machines utilization. Includes reservations, limits, and overhead to run the Virtual Machines. Key: mem|total_need |
| Total Capacity (KB) | Total physical memory configured on descendant ESXi hosts. Key: mem|host_provisioned |
| Usable Capacity (KB) | The usable memory resources available for the virtual machines after considering reservations for vSphere HA and other vSphere services. Key: mem|haTotalCapacity_average |
Network Metrics
Network metrics provide information about network performance.
| Metric Name | Description |
|---|---|
| Packets Dropped (%) | Percent network packets dropped. Key: net|droppedPct |
| Total Throughput (KBps) | Sum of the data transmitted and received for all of the NIC instances of the host or virtual machine. Key: net|usage_average |
| Packets Received | Number of packets received in the performance interval. Key: net|packetsRx_summation |
| Packets Transmitted | Number of packets transmitted in the performance interval. Key: net|packetsTx_summation |
| Received Packets Dropped | Number of received packets dropped in the performance interval. Key: net|droppedRx_summation |
| Transmitted Packets Dropped | Number of transmitted packets dropped in the performance interval. Key: net|droppedTx_summation |
| Data Transmit Rate (KBps) | Average amount of data transmitted per second. Key: net|transmitted_average |
| Data Receive Rate (KBps) | Average amount of data received per second. Key: net|received_average |
Summary Metrics
Summary metrics provide information about overall performance.
| Metric Name | Description |
|---|---|
| Number of Running Hosts | Number of hosts that are on. Key: summary|number_running_hosts |
| Number of Running VMs | Number of virtual machines that are on. Key: summary|number_running_vms |
| Number of Clusters | Total number of clusters. Key: summary|total_number_clusters |
| Total Number of Datastores | Total number of datastores. Key: summary|total_number_datastores |
| Number of Hosts | Total number of hosts. Key: summary|total_number_hosts |
| Number of VMs | Total number of virtual machines. Key: summary|total_number_vms |
| Maximum Number of VMs | Maximum number of virtual machines. Key: summary|max_number_vms |
| Workload Indicator (%) | Percent workload indicator. Key: summary|workload_indicator |
| Total Number of data centers | Total number of data centers. Key: summary|total_number_datacenters |
| Number of Cores on Powered On Hosts | Number of cores on powered-on hosts. Key: summary|number_powered_on_cores |
| Number VCPUs on Powered on VMs | Number of virtual CPUs on powered-on virtual machines. Key: summary|number_running_vcpus |
| Average Running VM Count per Running Host | Average running virtual machine count per running host. Key: summary|avg_vm_density |
| VC Query Time (ms) | vCenter Server query time in milliseconds. Key: summary|vc_query_time |
| Derived Metrics Computation Time (ms) | Derived metrics computation time in milliseconds. Key: summary|derived_metrics_comp_time |
| Number of objects | Number of objects. Key: summary|number_objs |
| Number of VC Events | Number of vCenter Server events. Key: summary|number_vc_events |
| Number of SMS Metrics | Number of SMS metrics. Key: summary|number_sms_metrics |
| Collector Memory Usage (MB) | Collector memory use in megabytes. Key: summary|collector_mem_usage |
Disabled Metrics
The following metrics are disabled in this version of vRealize Operations . This means that they do not collect data by default.
You can enable these metrics in the Policy workspace. For more information, see Metrics and Properties Details.
| Metric Name | Description |
|---|---|
| Max Observed Number of Outstanding IO Operations | Maximum observed number of outstanding IO operations. Key: datastore|maxObserved_OIO |
| Max Observed Read Rate | Max observed rate of reading data from the datastore. Key: datastore|maxObserved_Read |
| Max Observed Reads per second | Max observed average number of read commands issued per second during the collection interval. Key: datastore|maxObserved_NumberRead |
| Max Observed Writes per second | Max observed average number of write commands issued per second during the collection interval. Key: datastore|maxObserved_NumberWrite |
| Max Observed Write Rate | Max observed rate of writing data from the datastore. Key: datastore|maxObserved_Write |
| Max Observed Throughput (KBps) | Max observed rate of network throughput. Key: net|maxObserved_KBps |
| Max Observed Transmitted Throughput (KBps) | Max observed transmitted rate of network throughput. Key: net|maxObserved_Tx_KBps |
| Max Observed Received Throughput (KBps) | Max observed received rate of network throughput. Key: net|maxObserved_Rx_KBps |
