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If an error occurs in the HDLM performance monitor, performance
information is not collected after the error. To restart the acquisition
of performance information, restart the host.
To add a counter that HDLM provides:
1. Click Start, Settings, and then Control Panel. Double click
Administrative Tools., and then double click Performance.
The Performance window appears.
2. Right-click the window showing the system monitor details, and then
choose Add Counters.
The Add Counters window appears.
3. Select the performance object, counter, and instance.
In the Performance object drop-down list, select HDLM.
In the list box on the lower-left side of the window, select the counter you
want to monitor. To monitor all counters, select the All counters check
box.
Table 4-1 List of Counters on page 4-13 lists the counters you can
select.
In the list box on the lower-right side of the window, select the instance
you want to monitor. To monitor all instances and the total number value,
select the All instances check box.
Table 4-2 Selectable Items for
Instances on page 4-13 lists and describes selectable items for the
instances displayed in the list box.
4. Click the Add button.
Monitoring of path information will start.
Table 4-1 List of Counters
Counter name Description
Avg.Disk Bytes/
Transfer
The average number of bytes transferred between disks
during one operation.
Avg.Disk Bytes/
Read
The average number of bytes transferred from the disk during
one operation.
Avg.Disk Bytes/
Write
The average number of bytes transferred to the disk during
one operation.
Disk Bytes/Sec
The amount of data transferred per second between disks
during read or write operations.
Disk Read Bytes/
Sec
The amount of data transferred per second from the disk
during read operations.
Disk Write Bytes/
Sec
The amount of data transferred per second to the disk during
write operations.
Table 4-2 Selectable Items for Instances
Selectable items
#
Description
_Total Selecting this item displays the total value of
each instance.
HDLM Operation
4-13
Hitachi Dynamic Link Manager User Guide (for Windows(R))
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