User guide

Displayed item
Description
No summary
displayed
Summary
displayed
You can identify an actual CHA port by
referencing this number from the storage system
management program.
CLPR
#1
-
The number of the CLPR to which the CHA
belongs, indicated by a number from 0 to 31.
Note that a hyphen (-) is displayed if the
following items are subject to display:
• CHA ports in the storage system that do not
support the cache logical partition function
• 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(S): I/O operations to the primary
volume (P-VOL) in an HAM environment are
suppressed.
• Online(D): The paths to the primary
volume (P-VOL) in an HAM environment can
be recovered automatically.
Paths that are in Offline(E) status require
corrective action. The appropriate action can be
determined by referring to What To Do for a Path
Error on page 5-2.
Type
#1
-
Attribute of the path
• Own: Owner path
• Non: Non-owner path
When connecting to Universal Storage Platform
V/VM series, Virtual Storage Platform series, VSP
G1000 series, Hitachi AMS2000 series
#2
, Hitachi
SMS series
#2
, HUS100 series
#2
, or HUS VM, 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.
Command Reference
6-53
Hitachi Dynamic Link Manager (for VMware®) User Guide