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The mirror management console is provided only for the individual mirror resources managed by MCCS.
The mirror management console operates independently from the engine logic of MCCS, so during operation, it can collide with MCCS.
The mirror management console informs users of the mirror volume status and the capacity of the mirror in use. You can change the bandwidth and the mirror network addresses in it.

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Mirror Disk Console

Mirror disk management

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console

The following screen is mirror disk management screen is usedconsole.

[Figure]  Mirror disk management screenconsole

 

Mirror

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disk Status

 Mirror console show mirroring status as follows.

 

Figure

Description

Volume

 

 The volume condition The volume role is Source.
Displays the capacity in use on the right side of the volume. 

The volume condition role is Target.

Status

 

The volume condition status is Mirroring.

The volume condition status is Resyncing.
Displays the progress bar for resyncing.
The volume condition status is PausePaused.
There is a dirtybit in the volume.
 Split brain is occurred.

Mirror management command descriptions

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Attribute name

Description

Virtual device pathShows the mounting point.

Meta device path

Shows whether a meta device is internal or external.
Meta device path cannot be changed if it is online.

Resynchronization ratio

Set the resynchronization ratio. (Setting range: 0 - 640MB)
Mirror network address Copy the volume to the set IP address.

 ※ Mirror IP address is able to be edited. But this can be done when mirror state is paused. If mirror status is MIRRORING when you edit the mirror IP address, the status changed to PAUSE automatically. Select the resume from mirror menu to resume the mirroring after done this.


Policy for recovering auto split brain

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