HP Hitachi Dynamic Link Manager Software - Manual (Page 472)

6. Command Reference
448
IO-Count
#
-
Total I/O count for the path, 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 will re-start 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
#
-
Total I/O error count for the path, 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 will re-start 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
#
-
Dev number, where 0 (fixed) is displayed.
This item pertains to a partition number.
HDevName
#
-
Host device name.
The name of the logical device file (minus the partition number),
/dev/
sddlm
[aa-pap], for the HDLM device.
For details on logical device files for HDLM devices, see 2.6 Logical Device
Files for HDLM Devices.
IEP
#
-
Information about the intermittent error.
This item is displayed only when you specify
-iem
with the
-path
parameter.
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.
• A value of at least 0
Indicates the number of errors that occurred during intermittent error
monitoring.
•
*
Indicates that an intermittent error occurred (automatic failbacks do not
check the path).
HBAPortWW
N
#
-
A 16-digit hexadecimal number indicating the WWN information for an HBA
connected to the storage system. This item is displayed only when you specify
-iem
together with the
-hbaportwwn
parameter.
For an iSCSI interface, a hyphen (
-
) is displayed.
Displayed Item Description
No
summary
displayed
Summary
displayed