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Boot Disk Management: A Guide for the Solaris™ Operating Environment by David Deeths, John S. Howard

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VxVM Requirements

For VERITAS Volume Manager (VxVM) to manage a disk, the disk needs to have free partitions and free space for storing disk group configuration information and a VxVM label for the disk. This information is stored in the VxVM private region and is usually at the beginning or end of the disk. The minimum expected requirements in normal situations are two free partitions and 1024 free sectors (512 KB), which is usually sufficient for a disk group containing 100 disks with basic volumes built on them. Because the private region must be at least one cylinder, and modern disk devices have cylinders that are much larger than 512 KB, the private region is usually one cylinder and has room for a very large number of disks. Disk groups ...

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