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HP Hitachi Dynamic Link Manager Software User Manual

Page 447

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6. Command Reference

425

CHA port. HDLM displays the unique CHA port ID assigned to each CHA port.

This CHA port ID is used in

monitor

operations, and can also be used in

Offline

and

Online

operations. Table 6-19: Items Displayed as CHA Port

Information lists and describes the displayed items.
Table 6-19: Items Displayed as CHA Port Information

Example

The following shows the subsequent sub-parameters:

-srt cp

Sorts the CHA port information by the storage system model IDs

Item

Description

ChaID

CHA port ID

Product

Model ID of the storage system

S/N

Serial number of the storage system

ChaPort

Port number of the CHA, which identifies the CHA port that is mounted on the storage

system.
You can identify an actual CHA port by referencing this number from the storage system

management program.

IO-Count

Total I/O count for the displayed paths, indicated by a decimal number. The maximum
value that can be displayed is 2

32

- 1 (4294967295). If the total I/O count reaches the

maximum value, it is reset, and the count is re-started from 0.

IO-Errors

Total I/O error count for the displayed paths, indicated by a decimal number. The
maximum value that can be displayed is 2

32

- 1 (4294967295). If the total I/O error count

reaches the maximum value, it is reset, and the count is re-started from 0.

Paths

Total number of displayed paths, indicated by a decimal number.

OnlinePaths

Number of available paths in the displayed paths, indicated by a decimal number. When

the value of

Paths

equals the value of

OnlinePaths

, all paths are online. If the value of

OnlinePaths

is less than that of

Paths

, some paths might have an error status, in which

case you should check the status of individual paths and take appropriate action for any

paths that have an error status.