This chart displays the top ten virtual machines with the highest number of read operations. Data is not displayed when the virtual machine is powered off.

This chart is located in the Performance view of the datastore Performance tab.

Data Counters

Chart Label


Average read requests per second

Number of disk read commands completed on each virtual machine disk, per second.

Read rate = blocks read per second × block size

Counter: numberReadAveraged

Stats Type: Rate

Unit: Millisecond

Rollup Type: Average

Collection Level: 1