HP XP Racks - Manual (Page 266)

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Summary
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• CHA ports in the storage system that do not
support cache logical partition functionality
• Paths connected to the Snapshot image of the
Copy-on-write Snapshot of the Hitachi
AMS2000/AMS/WMS/SMS series
Status - Status of the path
•
Online: Online
• Offline(C): Offline status caused by a
command operation
• Offline(E): Offline due to an error
• Online(E): Failure has occurred (If none of the
paths accessing one LU have an Online status,
one of those paths is changed to the Online(E)
status.)
Paths that are Offline(E) or Online(E) require
corrective action. The appropriate action can be
determined by referring to What To Do for a Path
Error on page 5-3
Type
#1 - Attribute of the path
•
Own: Owner path
• Non: Non-owner path
When connected to the Lightning 9900V series,
Hitachi USP series, Universal Storage Platform V/VM
series, Virtual Storage Platform series, Hitachi
AMS2000 series
#3 , Hitachi SMS series, or HUS100
series #3 , all paths are owner paths.
IO-Count
#1 - Total I/O count for a path. 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.
To reset the IO-Count value to 0, execute the
dlnkmgr command's clear operation. Executing the
clear operation also resets the number of I/O
errors (IO-Errors) to 0. For details about the clear
operation, see clear (Returns the Path Statistics to
the Initial Value) on page 6-3 .
IO-Errors
#1 - Total I/O error count for a path. 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.
To reset the IO-Errors value to 0, execute the
dlnkmgr command's clear operation. Executing the
clear operation also clears the number of I/O
operations (IO-Count) to 0.
6-60
Command Reference
Hitachi Dynamic Link Manager User Guide for AIX®