HP Hitachi Dynamic Link Manager Software - Manual (Page 441)

Displayed Item
Description
No
summary
displayed
Summary
displayed
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 Type Attribute of the path
•
Own: Owner path
• Non: Non-owner path
When connecting to Lightning 9900 series, Lightning 9900V
series, Hitachi USP series, Universal Storage Platform V/VM
series, Virtual Storage Platform 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 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 clear (Returns the
Path Statistics to the Initial Value) on page 6-3 .
IO-
Errors
#1
- 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
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.
HDevName
#1 - Host device name.
The name of the logical device file (minus the partition
number), /dev/sddlm[aa-pap], for the HDLM device.
Command Reference
6-47
Hitachi Dynamic Link Manager User Guide for Linux ®