Chapter 9 Usage Monitor Operations 9-5
Hitachi Universal Replicator for IBM /OS User’s Guide
Note: To stop displaying the usage monitor graph, right-click the graph, and
select Close. To stop displaying all graphs, select Close All. The usage
monitor graph closes automatically in the following cases:
– When you select another tab,
– When you select another program product,
– When you exit the Storage Navigator software.
Figure 9-1 Display Item Window
Table 9-1 Remote Copy I/O Statistics
Statistic Description
Host I/O
Write Record Count The number of write I/Os per second
Write Transfer Rate The amount of data that are written per second. The unit is kilobytes per
second.
Initial Copy
Initial Copy Hit Rate The initial copy hit rate. The unit is percent.
Average Transfer Rate The average transfer rate for initial copy operations. The unit is kilobytes per
second.
Asynchronous Copy
