Manipulating graph, save data, Monitoring journal (mirror) status, Mirror status definitions – HP XP P9500 Storage User Manual

Page 90

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Table 11 Remote copy I/O statistics data (continued)

Description

Data type

The remote I/O process time on the secondary system. The unit is
milliseconds.

R-JNL Average RIO Response

M-JNL

Data usage rate for master journals. The unit is percent.

Data Used Rate

Metadata usage rate for master journals. The unit is percent.

Meta Data Used Rate

R-JNL

Data usage rate for restore journals. The unit is percent.

Data Used Rate

Metadata usage rate for restore journals. The unit is percent.

Meta Data Used Rate

Manipulating graph, save data

To enlarge the graph, right-click it and select Large Size.

To close the graph, right-click it and select Close.

To save monitoring data in text files, use the Performance Monitor Export Tool.

Monitoring journal (mirror) status

The status of a mirror associated with a journal relates to the pair operations that are performed
on the journal. Monitoring these statuses can help you resolve problems and maintain the Continuous
Access Journal Z system. Status for journals is viewed on the Journal Operation window.

Procedure 20 To view journal status

1.

In Remote Web Console, click Actions > Remote Copy > Continuous Access Journal Z > Journal
Operation.

2.

In the tree, open the Registered > LDKC00 child-tree, then select a journal. The group’s
information displays in the right-hand pane. See the Status column.

Mirror status definitions

Description

Status

Data volumes are registered in the mirror.

Initial

The mirror has pairs that are synchronized, or the initial copy is in progress.

Active

If a mirror in Active status contains pairs that are split, a warning appears. The split pairs must
be re-synchronized.

The status at the beginning of a mirror-split operation. The status changes immediately to Halting.
HaltAccept indicates status of restore journals only.

HaltAccept:

An operation for splitting or deleting the mirror is in progress.

Halting

Splitting a mirror changes the status in the following order: Halting, Halt, Stopping, and finally
Stopped.

Deleting a mirror changes the status in the following order: Halting, Halt, Stopping, Stopped,
and finally Initial.

An operation for splitting or deleting the mirror is in progress.

Halt

An operation for splitting or deleting the mirror is in progress.

Stopping

An operation for splitting or deleting the mirror is finished.

Stopped

A Cnt Ac-J delta resync pair has been created. It is ready for the delta resync operation.

Hold

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Monitoring the system

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