HP XP P9500 Storage - Manual (Page 278)

To Display CHA Port Information
-cha
Use this parameter to display information about the paths to each CHA
port. HDLM displays the unique CHA port ID assigned to each CHA port.
This CHA port ID is used in Offline and Online operations. The following
table lists and describes the displayed items.
Table 6-19 Items Displayed as CHA Port Information
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 online 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 are offline. In this case, you
should check the offline paths and take appropriate action for any
path that has an error status.
Example
The subsequent sub-parameters are:
-srt cp
6-66
Command Reference
Hitachi Dynamic Link Manager User Guide for AIX ®