Volume management restrictions
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SnapManager has certain volume management restrictions that might affect your environment.
You can have multiple disk groups for a database; however, the following limitations apply to all disk groups for a given database:
Disk groups for the database can be managed by only one volume manager.
Raw devices backed by a logical volume manager are not supported for protection of Oracle data.
Raw device storage and Automatic Storage Management (ASM) disk groups must be provisioned directly on physical devices. In some cases, partitioning is required.
A Linux environment without logical volume management requires a partition.