Hitachi

JP1 Version 12 for UNIX Systems JP1/Performance Management - Agent Option for Platform Description, User's Guide and Reference


Device Usage Status

Organization of this page

Overview

The Device Usage Status report displays real-time usage status information for devices. It is displayed as a list and a line graph.

Storage destination

Reports/UNIX/Status Reporting/Real-Time/

Record

Device Summary (PI_DEVS)

Fields

Field name

Explanation

Avg Service Time/op

Average I/O operation time for the device (seconds).

Devices

Number of devices.

I/O Mbytes

Total transfer size of I/O processing (megabytes).

Mbytes Xferd/sec

Average I/O processing speed (megabytes per second).

Read Ops %

Of I/O processing, the read processing Percentage (%).

Record Time

Time when the record was created (Greenwich Mean Time).

Total I/O Ops

Number of times I/O processing occurred.

Total I/O Ops/sec

Frequency of I/O processing (number of times per second).

Write Ops %

Of I/O processing, the write processing Percentage (%).