The following table shows the name, collection level, categories, and values for counters that measure memory 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 |
|---|---|---|---|
| usage |
avg: 1
min: 4 max: 4 |
unit | Hundredth of a percent (1 = 0.01%). A value between 0 and 10,000. |
| description | Portion of memory in use as a percentage of total configured or available memory. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | host, virtual machine, compute resources, and resource pools | ||
| granted |
avg: 2
min: 4 max: 4 |
unit | KB |
| description | Amount of physical memory granted. For hosts this can be represented as regions of memory for each virtual machine. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | host, virtual machine, compute resources, and resource pools | ||
| active |
avg: 2
min: 4 max: 4 |
unit | KB |
| description | Amount of memory that is actively used, measured as recently touched pages. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | host, virtual machine, compute resources, and resource pools | ||
| consumed |
avg: 1
min: 4 max: 4 |
unit | KB |
| description | Amount of physical memory consumed by the virtual machine, not including shared pages or overhead memory. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | virtual machine, computer resources and resource pools | ||
| shared |
avg: 2
min: 4 max: 4 |
unit | KB |
| description | Amount of memory that is shared between virtual machines. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | host, virtual machine, compute resources, and resource pools | ||
| zero |
avg: 2
min: 4 max: 4 |
unit | KB |
| description | Amount of memory that is zeroed out. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | host, virtual machine, compute resources, and resource pools | ||
| unreserved |
avg: 2
min: 4 max: 4 |
unit | KB |
| description | Amount of memory that unreserved by virtual machine memory, overhead, or system resource reservations. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | host | ||
| swapused |
avg: 2
min: 4 max: 4 |
unit | KB |
| description | Amount of memory that is used by swap. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | host, compute resources | ||
| sharedcommon |
avg: 2
min: 4 max: 4 |
unit | KB |
| description | Amount of memory that is shared in common between virtual machines. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | host | ||
| heap |
avg: 2
min: 4 max: 4 |
unit | KB |
| description | Amount of memory allocated for heap. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | host | ||
| heapfree |
avg: 2
min: 4 max: 4 |
unit | KB |
| description | Amount of free space in the memory heap. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | host | ||
| state | 2 | unit | number |
| description | Memory state. Low numbers indicate memory is not under pressure. | ||
| stat type | absolute | ||
| rollup type | latest | ||
| entity | host | ||
| swapped |
avg: 2
min: 4 max: 4 |
unit | KB |
| description | Amount of memory that is swapped. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | virtual machine, resource pools | ||
| swaptarget |
avg: 2
min: 4 max: 4 |
unit | KB |
| description | Amount of memory that can be swapped. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | virtual machine | ||
| swapin |
avg: 2
min: 4 max: 4 |
unit | KB |
| description | Amount of memory that is swapped in. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | virtual machine | ||
| swapout |
avg: 2
min: 4 max: 4 |
unit | KB |
| description | Amount of memory that is swapped out. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | virtual machine | ||
| vmmemctl |
avg: 2
min: 4 max: 4 |
unit | KB |
| description | Amount of memory held by memory control for ballooning. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | virtual machine, resource pools, compute resources | ||
| vmmemctltarget |
avg: 2
min: 4 max: 4 |
unit | KB |
| description | Amount of memory that can be used by memory control for ballooning. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | virtual machine | ||
| overhead |
avg: 1
min: 4 max: 4 |
unit | KB |
| description | Amount of additional host memory allocated to the virtual machine. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | host, virtual machine, compute resources, and resource pools | ||
| sysUsage |
avg: 1
min: 4 max: 4 |
unit | KB |
| description | Amount of memory used by the VMkernel. | ||
| stat type | absolute | ||
| rollup type | average, minimum, maximum | ||
| entity | host, virtual machine, compute resources, and resource pools | ||
| reservedCapacity | 2 | unit | MB |
| description | Amount of memory reserved by the virtual machines. | ||
| stat type | absolute | ||
| rollup type | average | ||
| entity | host, virtual machine, compute resources | ||
| totalmem | 1 | unit | KB |
| description | Same as VMware DRS Effective Memory resources available. | ||
| stat type | absolute | ||
| rollup type | average | ||
| entity | compute resources | ||
| mementitlement | 1 | unit | MB |
| description | The amount of memory resources that the scheduler thinks the VM/resource pool should receive. This is calculated based on the current estimated memory demand and resource policies (i.e. reservation, limit and shares) set for all VM/resource pool in the host/cluster. | ||
| stat type | rate | ||
| rollup type | latest | ||
| entity | virtual machine and resource pools. |