
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.
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