Types of Volumes
Lists the various types of volumes.
This glossary explains the different types of volumes.
Term | Definition |
---|---|
NC Standard Volume |
A non-convertible (NC) standard volume is a volume with read-write capabilities, created before data-fabric version 4.0.2. These volumes cannot be converted to standard mirror volumes. If this volume type is designated as a source volume when a mirror volume is created, the mirror volume will be a NC mirror volume. A NC standard volume is designated as type 0 in the output of the
lists
|
Standard Volume | A standard volume is a read-write volume created as of data-fabric version 4.0.2. A standard
volume can be converted from read-write to mirror (read-only). If a mirror is
created from this type of volume, the mirror can be promoted to a read-write
volume. A standard volume is designated as type
|
NC Mirror Volume |
A non-convertible read-only mirror volume is a volume created before data-fabric version 4.0.2. This volume type cannot be promoted to a read-write volume, and can only be created from a NC standard volume. A NC mirror volume is designated as type 1 in the output of the
lists
|
Standard Mirror |
Standard mirror is a mirror volume that starts as a read-only volume, and can be promoted to a read-write volume. A standard mirror volume is designated as type
|