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– The WWN column indicates WWNs of host bus adapters. This column
does not appear when you select the Subsystem folder in the lower-
left tree.
– The SPM Name column indicates SPM names of host bus adapters.
Server Priority Manager allows you assign an SPM name to each host
bus adapter so that you can easily identify each host bus adapters in
the Server Priority Manager windows. This column does not appear
when you select the Subsystem folder in the lower-left tree.
– The Group column indicates the SPM group to which the host bus
adapter belongs. This column appears when a port is selected in the
upper-left tree and does not appear when an SPM group is selected in
the lower-left tree.
– The Per Port column indicates the traffic (I/O rate or transfer rate)
between the host bus adapter and the port selected in the upper-left
tree. This item is displayed only when you select an icon in the upper-
left tree. The Per Port column contains the following columns:
Ave.: Indicates the average I/O rate or the average transfer rate for
the specified period.
Max.: Indicates the maximum I/O rate or the maximum transfer rate
for the specified period.
– The WWN Total column indicates the sum of the traffic (I/O rate or
transfer rate) between the host bus adapter and all the ports connected
to the host bus adapter. This value means the total traffic of that host
bus adapter. This item is displayed only when you select an icon in the
upper-left tree. Whichever port you select in the tree, the WWN Total
column shows the sum of the traffic to all the ports.
The WWN Port column contains the following columns:
Ave.: Indicates the average I/O rate or the average transfer rate for
the specified period.
Max.: Indicates the maximum I/O rate or the maximum transfer rate
for the specified period.
– The Ave. column is also displayed when you select an icon in the lower-
left tree. In this case, the Ave. column shows the average value same
as that of WWN Total.
When you select the Subsystem folder in the lower-left tree, the Ave.
column shows the sum of the traffic of the host bus adapters registered
on each SPM group.
– The Max. column is also displayed when you select an icon in the
lower-left tree. In this case, the Max. column shows the maximum
value same as that of WWN Total.
When you select the Subsystem folder in the lower-left tree, the Max.
column shows the sum of the traffic of the host bus adapters registered
on each SPM group.
Hitachi Universal Storage Platform V/VM Hitachi Performance Manager User's Guide
Using the Performance Manager GUI
4-37
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