HP XP P9500 Storage User Manual

Page 89

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5.

Click Set to close the Display Item dialog box. The Usage Monitor window now shows a graph
of the selected I/O statistics data for the selected LUs.

Table 11 Remote copy I/O statistics data

Description

Data type

Host I/O

The number of write I/Os per second

Write Record Count

The amount of data that are written per second. The unit is kilobytes per
second.

Write Transfer Rate

Initial Copy

The initial copy hit rate. The unit is percent.

Initial Copy Hit Rate

The average transfer rate for initial copy operations. The unit is kilobytes
per second.

Average Transfer Rate

Asynchronous Copy

The number of asynchronous remote I/Os per second at the primary system.

M-JNL Asynchronous RIO count

The number of journals at the primary system.

M-JNL Total Number of Journal

The average transfer rate for journals in the primary system. The unit is
kilobytes per second.

M-JNL Average Transfer Rate

The remote I/O process time on the primary system. The unit is milliseconds.

M-JNL Average RIO Response

The number of asynchronous remote I/Os per second at the secondary
system.

R-JNL Asynchronous RIO count

The number of journals at the secondary system.

R-JNL Total Number of Journal

The average transfer rate for journals in the secondary system. The unit is
kilobytes per second.

R-JNL Average Transfer Rate

Monitoring copy operations data, I/O with Usage Monitor

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