Hitachi Dynamic Link Manager, User Manual

Page: 482 / 746

6. Command Reference
458
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 Dev 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
5.3 What To Do for a Path Error .
Type
#1
-
Attribute of the path
Own
: Owner path
Non
: Non-owner path
When connecting to Lightning 9900 series, Lightning 9900V
series, Hitachi USP, Universal Storage Platform V/VM, Virtual
Storage Platform, Hitachi AMS2000 series, or Hitachi SMS, 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 6.2 clear (Returns the Path Statistics to
the Initial Value) .
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 6.2 clear (Returns the
Path Statistics to the Initial Value) .
DNum
#1
-
Dev number, where 0 (fixed) is displayed.
This item pertains to a partition number.
Displayed item Description
No summary
displayed
Summary
displayed