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HP Hitachi Dynamic Link Manager Software User Manual

Page 270

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254

Chapter 7 Command Reference

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No Summary
Displayed

1

Summary
Displayed

2

Description

Status

Status of the path

„

Online

: Online

„

Offline(C)

: Placed offline using the Path Management window of the HDLM GUI

or by a command

„

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.)

„

Online(P)

:

offline

operation on an

Online

path is waiting to execute

4

„

Offline(P)

:

offline

operation on an

Offline(E)

path is waiting to execute

#2

„

Online(EP)

:

offline

operation on an

Online(E)

path is waiting to execute

4

Paths that are

Offline(E)

or

Online(E)

require corrective action. The appropriate

action can be determined by referring to section 5.3.

Type

3

Type

„

For Thunder 9200/9500V Series, Lightning 9900/9900V Series TagmaStore, and

Universal Storage Platform V:
Attribute of the path

Own

: Owner path

Non

: Non-owner path

When connecting to TagmaStore USP, Lightning 9900V Series, Lightning 9900 Series,

TagmaStore, or Universal Storage Platform V all paths are owner paths.

„

For the EMC DMX series, EMC CX series, and HP EVA series:

A hyphen (-) is displayed.

IO-Count

3

Not

displayed

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

is reset, and the count is re-started from 0.
To reset the

IO-Count

value to zero, execute the

dlnkmgr

command's

clear

operation. Executing the

clear

operation also resets the number of I/O errors (

IO-

Errors

) to zero. For details about the

clear

operation, see section 7.2.

IO-Errors

3

Not

displayed

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 is reset, and the count is re-started from 0.
To reset the

IO-Errors

value to zero, execute the

dlnkmgr

command's

clear

operation. Executing the

clear

operation also clears the number of I/O operations (

IO-

Count

) to zero.

For details about the

clear

operation, see section 7.2.

DNum

3

Not

displayed

0

is displayed as Dev indicating the entire LU.

HDevName

3,5

Not

displayed

Host device name. A drive letter is displayed. If no drive letter has been assigned, a

hyphen (-) is displayed. The drive letter is displayed in the

HDevName

field even if the

value of the

DNum

field is

0

. Note, however, that the displayed drive letter is the drive letter

for one of the Devs included in the LU.