| PRIMECLUSTER Global Disk Services Configuration and Administration Guide 4.2 (Linux) |
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Contents
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| Chapter 6 Backing Up and Restoring | > 6.2 Backing Up and Restoring a System Disk through an Alternative Boot Environment [Itanium] |
In preparation for alternative boot environment creation, mirror system disks. This sub-section provides an example of mirroring system disks in the configuration as shown in the figure below.
System disk mirroring is not required. A configuration without sdb and sdd in the following figure is also available. However, the mirroring configuration as shown in the following figure is recommended for systems that require high availability.
The disk areas (proxy groups) for backing up system disks are necessary.
Mirroring of the disk areas for backup is not required. A configuration without sdf and sdh in the following figure is also available. However, the mirroring configuration as shown in the following figure is recommended for systems that require high availability.
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