Veritas Volume Manager 5.1 SP1 Administrator"s Guide (5900-1506, April 2011)

Administering

hot-relocation

This chapter includes the following topics:

■ About hot-relocation

■ How hot-relocation works

■ Configuring a system for hot-relocation

■ Displaying spare disk information

■ Marking a disk as a hot-relocation spare

■ Removing a disk from use as a hot-relocation spare

■ Excluding a disk from hot-relocation use

■ Making a disk available for hot-relocation use

■ Configuring hot-relocation to use only spare disks

■ Moving relocated subdisks

■ Modifying the behavior of hot-relocation

About hot-relocation

If a volume has a disk I/O failure (for example, the disk has an uncorrectable error),

Veritas Volume Manager (VxVM) can detach the plex involved in the failure. I/O

stops on that plex but continues on the remaining plexes of the volume.

Chapter