| PRIMECLUSTER Global Disk Services Configuration and Administration Guide 4.1 (Solaris(TM) Operating System) |
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Contents
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| Chapter 5 Operation | > 5.5 Removals |
In this section, how to unmirror a system disk is explained.
In the [Settings] menu, select [Unmirror System Disk].
When You Cannot Unmirror the System Disk
You cannot unmirror the system disk under the conditions listed below. Try unmirroring the system disk after restoring the disk from these conditions.
A slice has been detached temporarily with [Detach Slice].
A disk has been disconnected with [Swap Physical Disk].
A disk is in disabled status.
All disks in each group contain a slice that is not active.
When Registering an Additional Disk with Root Class
If additional disk(s) have been registered with the root class and connected to an additional group by using commands or [Class Configuration] and [Group Configuration], ensure the system disk is unmirrored after deleting the additional disk(s) from the root class.
For Safe Unmirroring of System Disk
To safely unmirror the system disk, exit all active applications before proceeding to cancel system disk settings.
After unmirroring the system disk is complete, promptly reboot the system in multi-user mode.
1. Confirming system disk configuration
System disk mirroring configurations are displayed.
If unmirroring is performed, the disk displayed in the [Mirror Disk] field is disconnected and the disk displayed in the [Physical Disk] field will be used as the system disk.
To unmirror the system disk, click <Unmirror>. To cancel the unmirroring operation, click <Cancel>.
2. Confirming the unmirroring of system disk
If you click <Unmirror > in the Unmirror System Disk screen, the screen below appears.
To continue the process, click <Yes>. Clicking <No> cancels the system disk unmirroring process.
3. Unmirroring System Disk Completion screen
If you click <Yes> on the Unmirroring System Disk Confirmation screen, the screen below appears.
Confirm that unmirroring of system disk is complete and click <OK>.
After unmirroring of system disk is complete, promptly reboot the system in multi-user mode.
When Is System Disk Unmirroring Executed?
System disk unmirroring will take place when the system is restarted in multi-user mode.
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