Cluster/Host Disk Performance Chart
The Disk chart is available for Microsoft Hyper-V clusters and hosts. The chart displays historical statistics on disk usage for the selected cluster or host.
The following table provides information on predefined views and counters.
|
Chart View |
Counter |
Measurement Unit |
Description |
|---|---|---|---|
|
Disk Usage |
Disk/Host: Disk Read |
MB/s |
Rate at which bytes are transferred from a disk during read operations. |
|
Disk/Host: Disk Write |
MB/s |
Rate at which bytes are transferred from a disk during write operations. |
|
|
Disk/Host: Disk Usage |
MB/s |
Rate at which bytes are transferred to and from a disk during read and write operations. |
|
|
Disk Queue Length |
Disk/Host: Avg Disk Queue Length |
Number |
Average number of read and write requests that were queued for a disk during the sample interval. |
|
Disk Latency |
Disk/Host: Avg Disk sec/Read |
Millisecond |
Average amount of time that a read operation from a disk takes. |
|
Disk/Host: Avg Disk sec/Write |
Millisecond |
Average amount of time that a write operation to a disk takes. |