VMware Aria Operations collects configuration, CPU use, memory, datastore, disk, virtual disk, guest file system, network, power, disk space, storage, and summary metrics for virtual machine objects.

Guest Operating System Metrics

Guest Operating System metrics provide information about the new metrics added to the Guest Operating System

Metric Name Description
Guest|Peak Guest OS Page-out/rate within collection cycle This metric displays the highest memory page-out rate reported by guest operating system, measured as peak of any 20-second average during the collection interval.
Note: To collect the guest metrics, ensure that VM Tools is installed and up and running on virtual machine, on vCenter server.

Key: guest|20_sec_peak_page.outRate_latest

Metrics for ROI Dashboard

Virtual machine metrics provide information about the new metrics added to the ROI dashboard.

Metric Name Description
Potential Memory Consumed Reclaimable(GB) This metric displays the sum of all the reclaimble consumed memory for the virtual machine.
Potential CPU Usage Increase (GHz) This metric displays the potential increase in CPU usage for the virtual machine.
Potential Memory Usage Increase (GB) This metric displays the potential increase in memory usage for the virtual machine.
Potential Savings This metric displays the sum of all the potential savings (Idle VMs + Powered off Vms + Snapshot + Orphaned Disks + Oversized VMs).
Potential Cost Increase This metric displays the potential increase in costs associated with the virtual machine.

Application Level Cost Roll up Metrics

The application-level cost roll up in VMware Aria Operations includes few additional metrics at the application level. VMware Aria Operations has introduced Business Application as a new object, the business application object can have Tiers and Applications as its children. The cost roll up option allows you to aggregate all VM costs associated with the application and tiers and publish them at VM level.
Table 1. Application Level Cost Roll up Metrics
Metric Name Description
Monthly Effected Projected Total Cost This metric displays the effective virtual machine cost projected for the full month.
Effective MTD Cost This metric displays the month to date effective application cost for the selected virtual machine.
Effective Daily Cost This metric displays the effective daily cost of the application associated with the virtual machine.

Configuration Metrics for Virtual Machines

Configuration metrics provide information about virtual machine configuration.

Metric Name Description
Config|Thin Provisioned Disk Thin Provisioned Disk.

Key: config|hardware|thin_Enabled

Config|Number of CPUs Number of CPUs for a Virtual Machine.

From VMware Aria Operations 6.7 and onwards, this metric is measured in vCPUs instead of cores.

Key: config|hardware|num_Cpu

Config|Disk Space Disk space metrics.

Key: config|hardware|disk_Space

CPU Usage Metrics for Virtual Machines

CPU usage metrics provide the information about CPU use.

Metric Name Description
CPU|IO Wait (ms) CPU time spent waiting for IO.

Key: cpu|iowait

CPU|Overall CPU Contention (ms) The amount of time the CPU cannot run due to contention.

Key: cpu|capacity_contention

CPU|Reservation Used CPU Reservation Used.

Key: cpu|reservation_used

CPU|Effective Limit CPU Effective Limit.

Key: cpu|effective_limit

CPU|IO Wait (%) Percentage IO Wait.

Key: cpu|iowaitPct

CPU|Swap wait (%) Percentage swap waits for CPU.

Key: cpu|swapwaitPct

CPU|Wait (%) Percentage of the total CPU time spent in wait state.

Key: cpu|waitPct

CPU|System (%) Percentage CPU time spent on system processes.

Key: cpu|systemSummationPct

CPU|Capacity entitlement (MHz) CPU entitlement for the VM after considering all limits.

Key: cpu|capacity_entitlement

CPU|Capacity Demand Entitlement (% Percent capacity demand entitlement.

Key: cpu|capacity_demandEntitlementPct

CPU|CPU Contention (%) CPU contention as a percentage of 20-second collection interval.

Key: cpu|capacity_contentionPct

CPU|Total Capacity Provisioned CPU capacity in megahertz.

Key: cpu|vm_capacity_provisioned

CPU|Demand (MHz) Total CPU resources required by the workloads on the virtual machine.

Key: cpu|demandmhz

CPU|Host demand for aggregation Host demand for aggregation.

Key: cpu|host_demand_for_aggregation

CPU|Demand (ms) The total CPU time that the VM might use if there was no contention.

Key: cpu|demand_average

CPU|Demand (%) CPU demand as a percentage of the provisioned capacity.

Key: cpu|demandPct

CPU|Usage (%) This metric indicates the percentage of CPU that was used out of all the CPU that was allocated to the VM. CPU usage can indicate when the VM is undersized.

Key: cpu|usage_average

CPU|Usage (MHz) CPU use in megahertz.

Key: cpu|usagemhz_average

CPU Workload % This metric indicates the CPU workload % for the VM, the maximum threshold for this is 80% and the minimum threshold is 20%. If your Maximum line is constantly ~100% flat, you may have a runaway process. If this chart is below or less than 20% all the time for the entire month, then all the large VMs are oversized. This number must hover around 40%, indicating the sizing done was accurate.
CPU|System (ms) CPU time spent on system processes.

Key: cpu|system_summation

CPU|Ready (%) This metric indicates the percentage of time in which the VM was waiting in line to use the CPU on the host.

A large ready time for a VM indicates that the VM needed CPU resources but the infrastructure was busy serving other VMs. A large ready time might indicate that the host is trying to serve too many VMs.

Whenever the CPU ready is larger than 10%, you should check if the host is overloaded, or if the VM really needs all the resources that were allocated to it.

Key: cpu|readyPct

CPU|Extra (ms) Extra CPU time in milliseconds.

Key: cpu|extra_summation

CPU|Guaranteed (ms) CPU time that is guaranteed for the virtual machine.

Key: cpu|guaranteed_latest

CPU|Co-stop (%) Percentage of time the VM is ready to run, but is unable to due to co-scheduling constraints.

Key: cpu|costopPct

CPU|Latency Percentage of time the VM is unable to run because it is contending for access to the physical CPUs.

Key: cpu|latency_average

CPU|Max Limited Time the VM is ready to run, but is not run due to maxing out its CPU limit setting.

Key: cpu|maxlimited_summation

CPU|Overlap Time the VM was interrupted to perform system services on behalf of that VM or other VMs.

Key: cpu|overlap_summation

CPU|Run Time the VM is scheduled to run.

Key: cpu|run_summation

CPU|Entitlement Latest Entitlement Latest.

Key: cpu|entitlement_latest

CPU|Total Capacity (MHz) Total CPU capacity allocated to the virtual machine.

Key: cpu|vm_capacity_provisioned

CPU|Peak vCPU Ready The highest CPU Ready among the virtual CPUs.

Key: cpu|peak_vcpu_ready

CPU|Peak vCPU Usage The highest CPU Usage among the virtual CPU, compared with the static configured CPU frequency. A constantly high number indicates that one or more of the CPUs have high utilization.

Key: cpu|peak_vcpu_usage

CPU|20-second Peak CPU System (%) The highest system CPU, measured as a peak of any 20-second average during the collection interval.

Key: cpu|20-second peak cpu system

CPU|20-second Peak vCPU Co-Stop (%) The highest CPU Co-Stop among any of the vCPU, measured as a peak of any 20-second average during the collection interval.

Key: cpu|20-second peak vcpu co-stop

CPU|20-second Peak vCPU IO-Wait(%) The highest CPU IO Wait among any of the vCPU, measured as a peak of any 20-second average during the collection interval.

Key: cpu|20-second peak vcpu io-wait

CPU|20-second Peak vCPU Overlap (ms) The highest CPU Overlap among any of the vCPU, measured as a peak of any 20-second average during the collection interval.

Key: cpu|20-second peak vcpu overlap

CPU|20-second Peak vCPU Ready (%) The highest CPU Ready among any of the vCPU, measured as a peak of any 20-second average during the collection interval.

Key: cpu|20-second peak vcpu ready

CPU|20-second Peak vCPU Swap Wait (%) The highest CPU Swap Wait among any of the vCPU, measured as a peak of any 20-second average during the collection interval.

Key: cpu|20-second peak vcpu swap wait

CPU | vCPU Usage Disparity The absolute gap between the highest vCPU Usage and the lowest vCPU Usage.

Key: cpu|vcpu_usage_disparity

CPU Utilization for Resources Metrics for Virtual Machines

CPU utilization for resources metrics provides information about resource CPU use.

Metric Name Description
rescpu|CPU Active (%) (interval) The average active time (actav) or peak active time (actpk) for the CPU during various intervals.

Key:

rescpu|actav1_latest

rescpu|actav5_latest

rescpu|actav15_latest

rescpu|actpk1_latest

rescpu|actpk5_latest

rescpu|actpk15_latest

rescpu|CPU Running (%) (interval) The average runtime (runav) or peak active time (runpk) for the CPU during various intervals.

Key:

rescpu|runav1_latest

rescpu|runav5_latest

rescpu|runav15_latest

rescpu|runpk1_latest

rescpu|runpk5_latest

rescpu|runpk15_latest

rescpu|CPU Throttled (%) (interval) Amount of CPU resources over the limit that were refused, average over various intervals.

Key:

rescpu|maxLimited1_latest

rescpu|maxLimited5_latest

rescpu|maxLimited15_latest

rescpu|Group CPU Sample Count The sample CPU count.

Key: rescpu|sampleCount_latest

rscpu|Group CPU Sample Period (ms) The sample period.

Key: rscpu|samplePeriod_latest

Memory Metrics for Virtual Machines

Memory metrics provide information about memory use and allocation.

Metric Name Description
Mem|Host Active (KB) Host active memory use in kilobytes.

Key: mem|host_active

Mem|Contention (KB) Memory contention in kilobytes.

Key: mem|host_contention

Mem|Contention (%) Percent memory contention.

Key: mem|host_contentionPct

Mem|Guest Configured Memory (KB) Guest operating system configured memory in kilobytes.

Key: mem|guest_provisioned

Mem|Guest Active Memory (%) Percent guest operating system active memory.

Key: mem|guest_activePct

Mem|Guest Non-Pageable Memory (KB) Guest operating system non-pageable memory in kilobytes.

Key: mem|guest_nonpageable_estimate

Mem|Reservation Used Memory Reservation Used.

Key: mem|reservation_used

Mem|Effective Limit Memory Effective Limit.

Key: mem|effective_limit

Mem|Demand for aggregation Host demand for aggregation.

Key: mem|host_demand_for_aggregation

Mem|Balloon (%) Percentage of total memory that has been reclaimed via ballooning.

Key: mem|balloonPct

Mem|Guest Usage (KB) This metric shows the amount of memory the VM uses.

Key: mem|guest_usage

Mem|Guest Demand (KB) Guest operating system demand in kilobytes.

Key: mem|guest_demand

Mem|Guest Non-Pageable Memory (KB) Guest operating system non-pageable memory in kilobytes.

Key: mem|host_nonpageable_estimate

Mem|Host Demand (KB) Memory demand in kilobytes.

Key mem|host_demand

Mem|Host Workload Host Workload (%).

Key: host_workload

Mem|Zero (KB) Amount of memory that is all 0.

Key: mem|zero_average

Mem|Swapped (KB) This metric shows how much memory is being swapped. Meaning, the amount of unreserved memory in kilobytes.

Key: mem|swapped_average

Mem|Swap Target (KB) Amount of memory that can be swapped in kilobytes.

Key: mem|swaptarget_average

Mem|Swap In (KB) Swap-in memory in kilobytes.

Key: mem|swapin_average

Mem|Balloon Target (KB) Amount of memory that can be used by the virtual machine memory control.

Key: mem|vmmemctltarget_average

Mem|Consumed (KB) Amount of host memory consumed by the virtual machine for guest memory in kilobytes.

Key: mem|consumed_average

Mem|Overhead (KB) Memory overhead in kilobytes.

Key: mem|overhead_average

Mem|Swap In Rate (KBps) Rate at which memory is swapped from disk into active memory during the interval.

Key: mem|swapinRate_average

Mem|Active Write (KB) Active writes in kilobytes.

Key: mem|activewrite_average

Mem|Compressed (KB) Compressed memory in kilobytes.

Key: mem|compressed_average

Mem|Compression Rate (KBps) Compression rate in kilobytes per second.

Key: mem|commpressionRate_average

Mem|Decompression Rate (KBps) Decompression rate in kilobytes per second.

Key: mem|decompressionRate_average

Mem|Overhead Max (KB) Maximum overhead in kilobytes.

Key: mem|overheadMax_average

Mem|Zip Saved (KB) Zip-saved memory in kilobytes.

Key: mem|zipSaved_latest

Mem|Zipped (KB) Zipped memory in kilobytes.

Key: mem|zipped_latest

Mem|Entitlement Amount of host physical memory the VM is entitled to, as determined by the ESX schedule.

Key: mem|entitlement_average

Mem|Capacity Contention Capacity Contention.

Key: mem|capacity.contention_average

Mem|Swap In Rate from Host Cache Rate at which memory is being swapped from host cache into active memory.

Key: mem|llSwapInRate_average

Mem|Swap Out Rate to Host Cache Rate at which memory is being swapped to host cache from active memory.

Key: mem|llSwapOutRate_average

Mem|Swap Space Used in Host Cache Space used for caching swapped pages in the host cache.

Key: mem|llSwapUsed_average

Mem|Overhead Touched Actively touched overhead memory (KB) reserved for use as the virtualization overhead for the VM.

Key: mem|overheadTouched_average

Memory|VM Memory Demand (kb) Key: mem|vmMemoryDemand
Memory|Consumed (%) Key: mem|consumedPct
Mem|Utilization (KB) Memory used by the virtual machine. Reflects the guest OS memory required for vSphere and certain VMTools versions or for virtual machine consumption.

Key: mem|vmMemoryDemand

Mem|Total Capacity (KB) Memory resources allocated to powered on virtual machine.

Key: mem|guest_provisioned

Mem|20-second Peak Contention (%)

The highest Memory Contention, measured as peak of any 20-second average during the collection interval.

Key: guest|20-second_peak_contention

Guest|Peak Guest OS Page-out/rate within collection cycle This metric shows the highest memory page-out rate reported by guest operating system, measured as peak of any 20-second average during the collection interval.

Key: guest|20_sec_peak_page.outRate_latest

Guest|Needed Memory

Amount of memory needed for the Guest OS to perform optimally. This memory is considered as a cache for the disk and is a little more than the actual used memory.

Key: guest|mem.needed_latest

Guest|Free Memory

Amount of memory that is not used but is readily available. If the cache is high, a low free memory does not mean that the Guest OS needs more memory.

Key: guest|mem.free_latest

Guest|Physical Usable Memory

Amount of memory available to the Guest OS. Meaning, this amount is close to the amount of configured memory to the VM.

Key: guest|mem.physUsable_latest

Guest|20-second Peak Disk Queue Length

The highest Disk Queue Length, measured as peak of any 20-second average during the collection interval.

Key: guest|20-second_peak_disk_queue_length

Guest|20-second Peak Run Queue

The highest Run Queue, measured as peak of any 20-second average during the collection interval.

Key: guest|20-second_peak_run_queue

Guest|20-second Peak CPU Context Switch Rate

The highest CPU Context Switch Rate, measured as peak of any 20-second average during the collection interval.

Key: guest|20-second_peak_cpu_context switch rate

Datastore Metrics for Virtual Machines

Datastore metrics provide information about datastore use.

Metric Name Description
Datastore|Total IOPS Average number of commands issued per second during the collection interval.

Key: datastore|commandsAveraged_average

Datastore|Outstanding IO requests OIO for datastore.

Key: datastore|demand_oio

Datastore|Number of Outstanding IO Operations Number of outstanding IO operations.

Key: datastore|oio

Datastore|Demand Datastore demand.

Key: datastore|demand

Datastore|Total Latency (ms) The average amount of time taken for a command from the perspective of a Guest OS. This is the sum of Kernel Command Latency and Physical Device Command Latency.

Key: datastore|totalLatency_average

Datastore|Total Throughput (KBps) Usage Average (KBps).

Key: datastore|usage_average

Datastore|Used Space (MB) Used space in megabytes.

Key: datastore|used

Datastore|Not Shared (GB) Space used by VMs that is not shared.

Key: datastore|notshared

Datastore|Read IOPS Average number of read commands issued per second during the collection interval.

Key: datastore|numberReadAveraged_average

Datastore|Write IOPS Average number of write commands issued per second during the collection interval.

Key: datastore|numberWriteAveraged_average

Datastore|Read Throughput (KBps) This metric shows the amount of data that the VM reads to the datastore per second.

Key: datastore|read_average

Datastore|Read Latency (ms) Average amount of time for a read operation from the datastore. Total latency = kernel latency + device latency.

Key: datastore|totalReadLatency_average

Datastore|Write Latency (ms) Average amount of time for a write operation to the datastore. Total latency = kernel latency + device latency.

Key: datastore|totalWriteLatency_average

Datastore|Write Throughput (KBps) This metric shows the amount of data that the VM writes to the datastore per second.

Key: datastore|write_average

Datastore|Highest Latency Highest Latency.

Key: datastore|maxTotalLatency_latest

Datastore|Total Latency Max Total Latency Max (ms).

Key: datastore|totalLatency_max

Disk Metrics for Virtual Machines

Disk metrics provide information about disk use.

Metric Name Description
Disk Space|vSAN Overhead (GB) Displays the extra virtual machine disk space used by the vSAN system.

Disk Space|vSAN Overhead (GB)

Disk Space|VMUsedWithoutOverhead(GB) Displays the virtual machine disk space without vSAN overhead.

Disk Space|Usage Without Overhead (GB)

Disk Space
Note: The Disk Space metrics are displayed by the virtual machine object only when the vSAN adapter is configured with vCenter.
Disk|Read IOPS Average number of read commands issued per second during the collection interval.

Key: disk|numberReadAveraged_average

Disk|Write IOPS Average number of write commands issued per second during the collection interval.

Key: disk|numberWriteAveraged_average

Disk|Total IOPS Average number of commands issued per second during the collection interval.

Key: disk|commandsAveraged_average

Disk|Total Throughput (KBps) Use rate in kilobytes per second.

Key: disk|usage_average

Disk|I/O Usage Capacity This metric is a function of storage|usage_average and disk|workload. Storage|usage_average is an average over all storage devices. This means that disk|usage_capacity is not specific to the selected VM or the host of the VM.

Key: disk|usage_capacity

Disk|Number of Outstanding IO Operations Number of outstanding IO operations.

Key: disk|diskoio

Disk|Queued Operations Queued operations.

Key: disk|diskqueued

Disk|Demand (%) Percent demand.

Key: disk|diskdemand

Disk |Total Queued Outstanding Operations Sum of Queued Operation and Outstanding Operations.

Key: disk |sum_queued_oio

Disk|Max Observed OIO Max Observed IO for a disk.

Key: disk|max_observed

Disk|Read Throughput KBps) Amount of data read in the performance interval.

Key: disk|read_average

Disk|Write Throughput (KBps) Amount of data written to disk in the performance interval.

Key: disk|write_average

Disk|Bus Resets The number of bus resets in the performance interval.

Key: disk|busResets_summation

Disk|Commands canceled The number of disk commands canceled in the performance interval.

Key: disk|commandsAborted_summation

Disk|Highest Latency Highest latency.

Key: disk|maxTotalLatency_latest

Disk|SCSI Reservation Conflicts SCSI Reservation Conflicts.

Key: disk|scsiReservationConflicts_summation

Disk|Read Latency (ms) The average amount of time taken for a read from the perspective of a Guest OS. This is the sum of Kernel Read Latency and Physical Device Read Latency.

Key: disk|totalReadLatency_average

Disk|Write Latency (ms) The average amount of time taken for a write from the perspective of a Guest OS. This is the sum of Kernel Write Latency and Physical Device Write Latency.

Key: disk|totalWriteLatency_average

Disk|Total Latency (ms) The average amount of time taken for a command from the perspective of a Guest OS. This is the sum of Kernel Command Latency and Physical Device Command Latency.

Key: disk|totalLatency_average

Virtual Disk Metrics for Virtual Machines

Virtual disk metrics provide information about virtual disk use.

Metric Name Description
Virtual Disk:<scsi_controller>|IOPS per GB Displays the disk IO per second per Gigabyte of storage.

Key: virtualDisk:<scsi_controller>|iopsPerGB

Virtual Disk|Total Throughput Amount of data read from/written to storage in a second. This is averaged over the reporting period.

Key: virtualDisk|usage

VirtualDisk|Total Latency Total latency.

Key: virtualDisk|totalLatency

VirtualDisk|Total IOPS Average number of commands per second.

Key: virtualDisk|commandsAveraged_average

VirtualDisk|Read Requests Average number of read commands issued per second to the virtual disk during the collection interval.

Key: virtualDisk|numberReadAveraged_average

VirtualDisk|Write Requests Average number of write commands issued per second to the virtual disk during the collection interval.

Key: virtualDisk|numberWriteAveraged_average

VirtualDisk|Read Throughput (KBps) Rate of reading data from the virtual disk in kilobytes per second.

Key: virtualDisk|read_average

VirtualDisk|Read Latency (ms) Average amount of time for a read operation from the virtual disk. Total latency = kernel latency + device latency.

Key: virtualDisk|totalReadLatency_average

VirtualDisk|Write Latency (ms) Average amount of time for a write operation to the virtual disk. Total latency = kernel latency + device latency.

Key: virtualDisk|totalWriteLatency_average

VirtualDisk|Write Throughput (KBps) Rate of writing data from the virtual disk in kilobytes per second.

Key: virtualDisk|write_average

VirtualDisk|Bus Resets The number of bus resets in the performance interval.

Key: virtualDisk|busResets_summation

VirtualDisk|Commands Aborted The number of disk commands canceled in the performance interval.

Key: virtualDisk|commandsAborted_summation

VirtualDisk|Read Load Storage DRS virtual disk metric read load.

Key: virtualDisk|readLoadMetric_latest

VirtualDisk|Outstanding Read Requests Average number of outstanding read requests to the virtual disk.

Key: virtualDisk|readOIO_latest

VirtualDisk|Write Load Storage DRS virtual disk write load.

Key: virtualDisk|writeLoadMetric_latest

VirtualDisk|Outstanding Write Requests Average number of outstanding write requests to the virtual disk.

Key: virtualDisk|writeOIO_latest

VirtualDisk|Number of Small Seeks Small Seeks.

Key: virtualDisk|smallSeeks_latest

VirtualDisk|Number of Medium Seeks Medium Seeks.

Key: virtualDisk|mediumSeeks_latest

VirtualDisk|Number of Large Seeks Large Seeks.

Key: virtualDisk|largeSeeks_latest

VirtualDisk|Read Latency (microseconds) Read Latency in microseconds.

Key: virtualDisk|readLatencyUS_latest

VirtualDisk|Write Latency (microseconds) Write Latency in microseconds.

Key: virtualDisk|writeLatencyUS_latest

VirtualDisk|Average Read request size Read IO size.

Key: virtualDisk|readIOSize_latest

VirtualDisk|Average Write request size Write IO size.

Key: virtualDisk|writeIOSize_latest

Virtual Disk|Outstanding IO requests (OIOs)

Key: virtualDisk|vDiskOIO

Virtual Disk|Used Disk Space (GB) Key: virtualDisk|actualUsage
Virtual Disk|Peak Virtual Disk IOPS The highest disk IO per second among the virtual disks. A constantly high number indicates that one or more virtual disks are sustaining high IOPS.

Key: virtualDisk|peak_vDisk_iops

Virtual Disk|Peak Virtual Disk Read Latency The highest read latency among the virtual disks. A high number indicates that one or more virtual disks are experiencing poor performance.

Key: virtualDisk|peak_vDisk_readLatency

Virtual Disk|Peak Virtual Disk Write Latency The highest write latency among the virtual disks. A high number indicates that one or more virtual disks are experiencing poor performance.

Key: virtualDisk|peak_vDisk_writeLatency

Virtual Disk|20-secod Peak Latency (ms) The highest latency among any of the virtual disk, measured as peak of any 20-second average during the collection interval.

Key: virtualDisk|20-second_peak_latency

Virtual Disk|Peak Virtual Disk throughput The highest disk throughput among the virtual disks.

Key: virtualDisk|peak_vDisk_throughpu

Guest File System Metrics for Virtual Machines

Guest file system metrics provide information about guest file system capacity and free space.

The data for these metrics is only displayed when VMware Tools has been installed on the virtual machines. If VMware Tools is not installed, features dependent on these metrics, including capacity planning for virtual machine guest storage, will not be available.

Metric Name Description
Guest file system|Guest File System Capacity (MB) Total capacity on guest file system in megabytes.

Key: guestfilesystem|capacity

Guest file system|Guest File System Free (MB) Total free space on guest file system in megabytes.

Key: guestfilesystem|freespace

Guest file system|Guest File System Usage (%) Percent guest file system.

Key: guestfilesystem|percentage

Guest file system|Guest File System Usage Total usage of guest file system.

From VMware Aria Operations 6.7 and onwards, this metric is measured in GBs.

Key: guestfilesystem|usage

Guest file system|Total Guest File System Capacity (GB) This metric displays the amount of disk space allocated for the VM.

Correlate other metrics with this metric to indicate if changes occur in the disk space allocation for the VM.

Key: guestfilesystem|capacity_total

Guest file system|Total Guest File System Usage (%) This metric displays the amount of display space being used out of the total allocated disk space.

Use his metric to track if the overall usage is stable, or if it reaches the limits. Do not include VMs with a disk space usage of >95% since this might impact your system.

Key: guestfilesystem|percentage_total

Guest file system|Total Guest File System Usage Total usage of guest file system.

Key: guestfilesystem|usage_total

Guest file system|Utilization (GB) Storage space used by the Guest OS file systems. The disk space is available only if VM tools are installed and running. If the VM tools are not installed, the disk space capacity is not applicable.

Key: guestfilesystem|usage_total

Guest file system|Total Capacity (GB) Storage space used by the Guest OS file systems. The disk space is available only if VM tools are installed and running. If the VM tools are not installed, the disk space capacity is not applicable.

Key: guestfilesystem|capacity_total

Network Metrics for Virtual Machines

Network metrics provide information about network performance.

Metric Name Description
Network|Peak Network Packet per second within collection cycle This metric shows the highest VM packets per second rate, measured as peak of any 20-second average during the collection interval.

Key: net|20_sec_peak_packetsPerSec

Net|Total Throughput (KBps) The sum of the data transmitted and received for all the NIC instances of the host or virtual machine.

Key: net|usage_average

Net|Data Transmit Rate (KBps) This metric shows the rate of data being sent by the VM per second.

Key: net|transmitted_average

Net|Data Receive Rate (KBps) This metric shows the rate of data received by the VM per second.

Key: net|received_average

Net|Packets per second Number of packets transmitted and received per second.

Key: net|PacketsPerSec

Net|Packets Received Number of packets received in the performance interval.

Key: net|packetsRx_summation

Net|Packets Transmitted Number of packets transmitted in the performance interval.

Key: net|packetsTx_summation

Net|Transmitted Packets Dropped This metric shows the number of transmitted packets dropped in the collection interval

Key: net|dropppedTx_summation

Net|Packets Dropped (%) Percentage of packets dropped.

Key: net|droppedPct

Net|Packets Dropped Number of packets dropped in the performance interval.

Key: net|dropped

Net|Broadcast Packets Transmitted Number of broadcast packets transmitted during the sampling interval.

Key: net|broadcastTx_summation

Net|Broadcast Packets Received Number of broadcast packets received during the sampling interval.

Key: net|broadcastRx_summation

Net|Multicast Packets Received Number of multicast packets received.

Key: net|multicastRx_summation

Net|Multicast Packets Transmitted Number of multicast packets transmitted.

Key: net|multicastTx_summation

Net|VM to Host Data Transmit Rate Average amount of data transmitted per second between VM and host.

Key: net|host_transmitted_average

Net|VM to Host Data Receive Rate Average amount of data received per second between VM and host.

Key: net|host_received_average

Net|VM to Host Usage Rate The sum of the data transmitted and received for all the NIC instances between VM and host.

Key: net|host_usage_average

Net|20-second Peak Usage Rate (KBps) The higest Usage Rate, measured as peak of any 20 second average during the collection interval.

Key: net|20-second_peak_usage_rate

System Metrics for Virtual Machines

System metrics for virtual machines provide general information about the virtual machine, such as its build number and running state.

Metric Name Description
Sys|Powered ON Powered on virtual machines. 1 if powered on, 0 if powered off, -1 if unknown

Key: sys|poweredOn

Sys|OS Uptime Total time elapsed, in seconds, since last operating system start.

Key: sys|osUptime_latest

Power Metrics for Virtual Machines

Power metrics provide information about power use.

Metric Name Description
Power|Total Energy Consumed in the collection period (Wh) Displays the total electricity consumed based on the time interval selected. The default collection cycle is set to 5 mins. You can continue using the default setting or edit it for each adapter instance. For example, if the time interval is set to its default value, the value represents the energy consumed per 5 mins.
Power|Total Power Consumed By VM (Wh) Displays the total power consumed by a virtual machine in an hour. The data collected is over a period of an hour and published along with the other metrics in VMware Aria Operations. In case of a connectivity or availability issue in VMware Aria Operations or vCenter adapter instance, this hourly metric might not be published and the missed value during this period does not get recalculated. Once the connection is re-established, the next data points get published.
Note: This metric is deactivated by default. You can activate it from the Policies page. For more information, see Metrics and Properties Details.
Power|Power (Watt) Average power use in watts.
Power|Current Power Consumption Rate (Watt) The power consumption rate per second, averaged over the reporting period.

Key: power|power_average

Power|(DEP) Energy (Joule) Total energy consumed in joules.

Key: power|energy_summation

Disk Space Metrics for Virtual Machines

Disk space metrics provide information about disk space use.

Metric Name Description
Diskspace|Provisioned Space (GB) Provisioned space in gigabytes.

Key: diskspace|provisioned

Diskspace|Provisioned Space for VM Provisioned space for VM.

Key: diskspace|provisionedSpace

Diskspace|Snapshot Space (GB) Space used by snapshots.

Key: diskspace|snapshot

Diskspace|Virtual machine used (GB) Space used by virtual machine files in gigabytes.

Key: diskspace|perDsUsed

Diskspace|Active not shared Unshared disk space used by VMs excluding snapshot.

Key: diskspace|activeNotShared

Storage Metrics for Virtual Machines

Storage metrics provide information about storage use.

Metric Name Description
Storage|Total IOPS Average number of commands issued per second during the collection interval.

Key: storage|commandsAveraged_average

Storage|Contention (%) Percent contention.

Key: storage|contention

Storage|Read Throughput (KBps) Read throughput rate in kilobytes per second.

Key: storage|read_average

Storage|Read IOPS Average number of read commands issued per second during the collection interval.

Key: storage|numberReadAveraged_average

Storage|Total Latency (ms) Total latency in milliseconds.

Key: storage|totalLatency_average

Storage|Total Usage (KBps) Total throughput rate in kilobytes per second.

Key: storage|usage_average

Storage|Write Throughput (KBps) Write throughput rate in kilobytes per second.

Key: storage|write_average

Storage|Write IOPS Average number of write commands issued per second during the collection interval.

Key: storage|numberWriteAveraged_average

Summary Metrics for Virtual Machines

Summary metrics provide information about overall performance.

Metric Name Description
Summary|Availability % Displays the uptime of Guest OS, expressed as a percentage of the collection period.

Key: summary|availability_kpi

Summary|Running Number of running virtual machines.

Key: summary|running

Summary|Desktop Status Horizon view desktop status.

Key: summary|desktop_status

Summary|Configuration|Type Indicates the type of virtual machine object based on which you can identify the type of virtual machine. The valid values for the virtual machine object property are:
  • default - represents a regular virtual machine
  • template - represents a powered off virtual machine template.
  • srm_placeholder - represents a powered on Site Recovery Manager virtual machine.
  • ft_primary - represents the primary Fault Tolerance virtual machine.
  • ft_secondary - represents the secondary Fault Tolerance virtual machine.

Key: summary|config|type

Summary|Guest Operating System|Guest OS Full Name Displays the guest operating system name.

Key: summary|guest os full name

Summary|Oversized|Potential Memory Displays the oversized potential memory.

Key: summary|oversized|potentialMemConsumed

Summary|Undersized|Potential CPU Usage Displays the undersized potential CPU used.

Key: summary|undersized|potentialCpuUsage

Summary|Undersized|Potential Memory Displays the undersized potential memory used.

Key: summary|undersized|potentialMemUsage

Reclaimable Idle Boolean flag indicating whether VM is considered as reclaimable because it is in Idle state.

Key: summary|idle

Reclaimable Powered Off Boolean flag indicating whether VM is considered as reclaimable because it is in powered off state.

Key: summary| poweredOff

Reclaimable Snapshot Space (GB) Reclaimable snapshot space.

Key: summary| snapshotSpace

Cost Metrics for Virtual Machines

Cost metrics provide information about the cost.

Metric Name Description
Monthly OS Labor Cost Monthly operating system labor cost of the virtual machine.

Key: cost|osLaborTotalCost

Monthly Projected Total Cost Virtual machine cost projected for full month.

Key: Cost|monthlyProjectedCost

Monthly VI Labor Cost Monthly virtual infrastructure labor cost of the virtual machine.

Key: cost|viLaborTotalCost

MTD Compute Total Cost Total compute cost (including CPU and memory) of the virtual machine.

Key: cost|compTotalCost

MTD CPU Cost Month to Date Virtual Machine CPU Cost. It is based on utilization. The more the VM uses, the higher its cost.

Key: cost|cpuCost

MTD Monthly Cost Month to date direct cost (comprising of OS labor, VI labor and any windows desktop instance license) of the virtual machine. It also comprises of the additional and application cost of the virtual machine.

Key: cost|vmDirectCost

MTD Memory Cost Month to Date Memory Cost of Virtual Machine. It is based on utilization. The more the VM uses, the higher its cost.

Key: cost|memoryCost

MTD Storage Cost Month to date storage cost of the virtual machine.

Key: cost|storageCost

MTD Total Cost Month to date total compute cost (including CPU and memory) of the virtual machine.

Key: cost|monthlyTotalCost

Potential Savings Reclaimable cost of VM for being either idle, powered-off, or having snapshots.

Key: cost|reclaimableCost

Cost|Allocation|MTD VM CPU Cost (Currency) Month to Date Virtual Machine CPU Cost computed based on resource overcommit ratio set for its parent cluster in policy.

cost|allocation|allocationBasedCpuMTDCost

Cost|Allocation|MTD VM Memory Cost (Currency) Month to Date Virtual Machine CPU Memory cost computed based on resource overcommit ratio set for its parent cluster in policy.

cost|allocation|allocationBasedMemoryMTDCost

Cost|Allocation|MTD VM Storage Cost (Currency) Month to Date Virtual Machine CPU Storage cost computed based on resource overcommit ratio set for its parent cluster (or datastore cluster) in policy.

cost|allocation|allocationBasedStorageMTDCost

Cost|Allocation|MTD VM Total Cost (Currency) Month to Date Virtual Machine Total Cost is the summation of the CPU Cost, Memory Cost, Storage Cost and Direct Cost, based on overcommit ratios set in policy for the parent cluster or datastore cluster.

cost|allocation|allocationBasedTotalCost

Cost|Effective Daily Cpu Cost (Currency) Daily CPU cost of the selected virtual machine.
Cost|Effective Daily Memory Cost (Currency) Daily Memory cost of the selected virtual machine.
Cost|Effective Daily Storage Cost (Currency) Daily Storage cost of the selected virtual machine.
Cost|Daily Additional Cost Daily Additional cost of the selected virtual machine.
Cost|Effective Daily Cost (Currency) Effective Daily cost is the sum of effective daily CPU cost + effective daily memory cost + effective daily storage cost + daily additional cost.
Cost|Effective MTD Cost (Currency) Effective MTD cost is the sum of effective daily CPU cost from beginning of month until now + effective daily memory cost from beginning of month until now + effective daily storage cost from beginning of month until now + daily additional cost from beginning of month until now.

Virtual Hardware Metrics for Virtual Machines

Metric Name Description
Configuration|Hardware|Number of CPU cores per socket This metric displays the number of CPU cores per socket.
Configuration|Hardware|Number of virtual CPUs This metric displays the number of CPUs in the virtual machine.
Configuration|Hardware|Number of virtual sockets: This metric displays the number of virtual sockets in the virtual machine.
Configuration|Hardware|Memory: This metric displays the memory used in the virtual machine.
Configuration|CPU Resource Allocation|Limit This metric displays the resource allocation limit of the virtual machine.
Configuration|CPU Resource Allocation|Reservation This metric displays the reserved resources for the virtual machine.
Configuration|CPU Resource Allocation|Shares| This metric displays the shared resources for the virtual machine.
Summary|Guest Operating System|Tools Version This metric displays the tools version of the guest operating system.
Summary|Guest Operating System|Tools Version Status This metric displays the status of the tools in the guest operating system.
Summary|Guest Operating System|Tools Running Status This metric displays whether the tools are functional in the guest operating system.
Guest File System:/boot|Partition Capacity (GB) This metric displays the boot partition capacity in the guest file system.
Guest File System:/boot|Partition Utilization (%) This metric displays the boot partition usage percentage in the guest file system.
Guest File System:/boot|Partition Utilization (GB) This metric displays the boot partition used in the guest file system.
Virtual Disk|Configured This metric displays the disk space of the configured virtual disk.
Virtual Disk|Label This metric displays the disk label of the configured virtual disk.
Disk Space|Snapshot Space This metric displays the snap shot details of the virtual machine.
Network|IP Address This metric displays the IP address of the virtual machine.
Network|MAC Address This metric displays the MAC address of the virtual machine.

Disabled Instanced Metrics

The instance metrics created for the following metrics are disabled in this version of VMware Aria Operations. This means that these metrics collect data by default but all the instanced metrics created for these metrics, do not collect data by default.

Metric Name
Configuration|Hardware|Number of virtual CPUs
CPU|Ready (%)
CPU|Usage (MHz)
Net|Broadcast Packets Transmitted
Net|Data Transmit Rate (KBps)
Net|Data Receive Rate (KBps)
Net|Multicast Packets Transmitted
Net|Packets Dropped
Net|Packets Dropped (%)
Net|pnicByteRx_average
Net|pnicByteTx_average
Net|Transmitted Packets Dropped
Net|Usage Rate (KBps)
VirtualDisk|Read IOPS
VirtualDisk|Read Latency (ms)
VirtualDisk|Read Throughput (KBps)
VirtualDisk|Total IOPS
VirtualDisk|Total Latency
VirtualDisk|Total Throughput (KBps)
Virtual Disk|Used Disk Space (GB)
VirtualDisk|Write IOPS
VirtualDisk|Write Latency (ms)
VirtualDisk|Write Throughput (KBps)
Datastore|Outstanding IO requests
Datastore|Read IOPS
Datastore|Read Latency (ms)
Datastore|Read Throughput (KBps)
Datastore|Total IOPS
Datastore|Total Latency (ms)
Datastore|Total Throughput (KBps)
Datastore|Write IOPS
Datastore|Write Latency (ms)
Datastore|Write Throughput (KBps)
Disk|Total IOPS
Disk|Total Throughput (KBps)
Disk|Read Throughput KBps)
Disk|Write Throughput (KBps)
Diskspace|Access Time (ms)
Diskspace|Virtual machine used (GB)

Disabled Metrics

The following metrics are disabled in this version of VMware Aria Operations. This means that they do not collect data by default.

Metric Name Description
CPU|50% of Recommended number of vCPUs to Remove This metric is superseded by the capacity engine.

cpu|numberToRemove50Pct

CPU|Capacity entitlement (mhz) cpu|capacity_entitlement
CPU|Co-stop (msec) Use the Co-Stop (%) metric instead of this metric.

cpu|costop_summation

CPU|Demand Over Capacity (mhz) cpu|demandOverCapacity
CPU|Demand Over Limit (mhz) Use Contention (%) metric instead of this metric.

cpu|demandOverLimit

CPU|Dynamic entitlement cpu|dynamic_entitlement
CPU|Estimated entitlement cpu|estimated_entitlement
CPU|Idle (%) cpu|idlePct
CPU|Idle (msec) cpu|idle_summation
CPU|IO Wait (msec) cpu|iowait
CPU|Normalized Co-stop (%) Use the Co-Stop (%) metric instead of this metric.

cpu|perCpuCoStopPct

CPU|Provisioned vCPU(s) (Cores) cpu|corecount_provisioned
CPU|Ready (msec) Choose the Use Ready (%) metric instead of this metric.

cpu|ready_summation

CPU|Recommended Size Reduction (%) cpu|sizePctReduction
CPU|Swap Wait (msec) cpu|swapwait_summation
CPU|Total Wait (msec) cpu|wait
CPU|Used (msec) cpu|used_summation
CPU|Wait (msec) cpu|wait_summation
Datastore I/O|Max Observed Number of Outstanding IO Operations datastore|maxObserved_OIO
Datastore I/O|Max Observed Read Rate (kbps) datastore|maxObserved_Read
Datastore I/O|Max Observed Reads per second datastore|maxObserved_NumberRead
Datastore I/O|Max Observed Write Rate (kbps) datastore|maxObserved_Write
Datastore I/O|Max Observed Writes per second datastore|maxObserved_NumberWrite
Disk Space|Not Shared (gb) diskspace|notshared
Disk Space|Number of Virtual Disks diskspace|numvmdisk
Disk Space|Shared Used (gb) diskspace|shared
Disk Space|Total disk space used (gb) diskspace|total_usage
Disk Space|Total disk space (gb) diskspace|total_capacity
Disk Space|Virtual Disk Used (gb) diskspace|diskused
Guest File System stats|Total Guest File System Free (gab) guestfilesystem|freespace_total
Guest|Active File Cache Memory (kb) guest|mem.activeFileCache_latest
Guest|Context Swap Rate per second guest|contextSwapRate_latest
Guest|Huge Page Size (kb) guest|hugePage.size_latest
Guest|Page Out Rate per second guest|page.outRate_latest
Guest|Total Huge Pages guest|hugePage.total_latest
Memory|50% of Reclaimable Memory Capacity (gb) This metric is superseded by the capacity engine.

mem|wasteValue50PctInGB

Memory|Balloon (kb) mem|vmmemctl_average
Memory|Demand Over Capacity mem|demandOverCapacity
Memory|Demand Over Limit mem|demandOverLimit
Memory|Granted (kb) mem|granted_average
Memory|Guest Active (kb) mem|active_average
Memory|Guest Dynamic Entitlement (kb) mem|guest_dynamic_entitlement
Memory|Guest Workload (%) mem|guest_workload
Memory|Host Demand with Reservation (kb) mem|host_demand_reservation
Memory|Host Dynamic Entitlement (kb) mem|host_dynamic_entitlement
Memory|Host Usage (kb) mem|host_usage
Memory|Host Workload (%) mem|host_workload
Memory|Latency (%) Use the Memory Contention (%) metric instead of this metric.

mem|latency_average

Memory|Recommended Size Reduction (%) mem|sizePctReduction
Memory|Shared (kb) mem|shared_average
Memory|Swap Out Rate (kbps) mem|swapoutRate_average
Memory|Usage (%) mem|usage_average
Memory|Estimated entitlement mem|estimated_entitlement
Network I/O|Data Receive Demand Rate (kbps) net|receive_demand_average
Network I/O|Data Transmit Demand Rate (kbps) net|transmit_demand_average
Network I/O|VM to Host Data Receive Rate (kbps) net|host_received_average
Network I/O|VM to Host Data Transmit Rate (kbps) net|host_transmitted_average
Network I/O|VM to Host Max Observed Received Throughput (kbps) net|host_maxObserved_Rx_KBps
Network I/O|VM to Host Max Observed Throughput (kbps) net|host_maxObserved_KBps
Network I/O|VM to Host Max Observed Transmitted Throughput (kbps) net|host_maxObserved_Tx_KBps
Network I/O|VM to Host Usage Rate (kbps) net|host_usage_average
Network|bytesRx (kbps) net|bytesRx_average
Network|bytesTx (kbps) net|bytesTx_average
Network|Demand (%) Use absolute numbers instead of this metric.

net|demand

Network|I/O Usage Capacity net|usage_capacity
Network|Max Observed Received Throughput (kbps) net|maxObserved_Rx_KBps
Network|Max Observed Throughput (kbps) net|maxObserved_KBps
Network|Max Observed Transmitted Throughput (kbps) net|maxObserved_Tx_KBps
Network|Packets Received per second net|packetsRxPerSec
Network|Packets Transmitted per second net|packetsTxPerSec
Network|Received Packets Dropped net|droppedRx_summation
Storage|Demand (kbps) storage|demandKBps
Storage|Read Latency (msec) storage|totalReadLatency_average
Storage|Write Latency (msec) storage|totalWriteLatency_average
Summary|CPU Shares summary|cpu_shares
Summary|Memory Shares summary|mem_shares
Summary|Number of Datastores summary|number_datastore
Summary|Number of Networks summary|number_network
Summary|Workload Indicator summary|workload_indicator
System|Build Number sys|build
System|Heartbeat sys|heartbeat_summation
System|Product String sys|productString
System|Uptime (sec) sys|uptime_latest
System|vMotion Enabled vMotion should be enabled for all. It is not necessary to track all VMs every five minutes.

sys|vmotionEnabled