Hitachi Dynamic Link Manager Software Users Guide for Linux

Displayed item
Description
No summary
displayed
Summary
displayed
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 connecting to Lightning 9900V series,
Hitachi USP series, Universal Storage Platform
V/VM series, Virtual Storage Platform series, VSP
G1000 series, Hitachi AMS2000 series
#3
, Hitachi
SMS series
#3
, HUS100 series
#3
, 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.
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.
For details about the clear operation, see
clear
(Returns the Path Statistics to the Initial Value)
on page 6-3.
DNum
#1
-
Dev number, where 0 (fixed) is displayed.
This item pertains to a partition number.
IEP
#1
-
The displayed paths are assumed to be in an
intermittent error status and checked whether
those paths are to be operated for automatic
failbacks.
One of the following values is displayed for each
path:
• -: Indicates that intermittent error
monitoring is disabled or the monitoring
time for an intermittent error is out of
range.
6-64
Command Reference
Hitachi Dynamic Link Manager (for Linux®) User Guide