Performance Monitor Operations 5-15
Hitachi Universal Storage Platform V/VM Hitachi Performance Manager User’s Guide
Note: If the CU is not the monitoring target, all items in the row are
displayed in italics. If you want to monitor those items, specify the CU as
the monitoring target by using the Monitoring Option window.
The list displays the following items:
• : When the green checkmark icon is displayed on the left of an
external volume group, the graph illustrates changes in usage statistics for
the external volume group.
• ExG: This column indicates IDs of external volume groups. The letter "E" at
the beginning of IDs indicates the group is an external volume group.
• Response Time: This column indicates the time for replying from an
external volume group when I/O accesses are made from USP V/VM
storage system to the external volume group. The unit is milliseconds. The
average response time in the period specified at Monitoring Term is
displayed.
• Trans.: This column indicates the sizes of data transferred between the
storage system and the external volume group in one second.
• CLPR: This column indicates numbers and names of CLPRs corresponding
to each external volume group in the format "CLPR-number
:CLPR-name".
For details on CLPRs, see the Virtual Partition Manager User's Guide.
