Table of Contents
Advertisement
I/O rate at each SPM group
(Displayed when the Subsystem folder is selected):
I/O rate at each port connected to a specified host bus adapter
(Displayed when a host bus adapter is selected):
Figure 5-19
I/O Rates for Host Bus Adapters (WWN Tab)
The list displays the following:
•
: When the green checkmark icon
the graph displays changes in workload statistics about the item.
•
Group: Indicates SPM groups.
•
WWN: Indicates WWNs of the host bus adapters.
•
SPM Name: 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.
•
Port: Indicates ports on the storage system.
•
Current: Indicates the current I/O rate.
•
Ave.: Indicates the average I/O rate for the specified period.
•
Max.: Indicates the maximum I/O rate for the specified period.
•
Response Time: This column indicates the time for replying from the host
bus adapter, SPM group, or port when I/O accesses are made from the
host to them. The unit is milliseconds. The average response time in the
period specified at Monitoring Term is displayed.
•
Attribute: Indicates the priority of each host bus adapter (HBA). Prio.
indicates a high-priority HBA (a prioritized WWN). Non-Prio. indicates a
low-priority HBA (a non-prioritized WWN).
Hitachi Universal Storage Platform V/VM Hitachi Performance Manager User's Guide
Performance Monitor Operations
is displayed on the left of an item,
5-47
Advertisement
Table of Contents
