The Disk I/O Action
The disk I/O action produces a text report that summarizes the various metrics regarding disk I/O. The usage for this action is:
-a diskio [-util -summary -counts -detail]
| Option | Description |
|---|---|
| util [n] |
Show disk utilization for n second intervals, default 1 second |
| summary |
Show IO summary report for each file |
| detail |
Show details of each IO |
| overlap |
Show overlapping of IOs |
| range T1 T2 |
Show data between times T1 and T2, both in use |
If no report type is selected, default is to show disk utilization report.