Page 6 of the Management Class Define panel contains the aggregate backup attributes. The SCDS Name field specifies the name of the SCDS into which the management class is defined.

# Versions

Specifies the number of versions to be maintained.

Retain Only Version

Indicates how long the most recent backup version of an aggregate group is kept.

Unit

Specifies the unit of measure for the time period specified for the Retain Only Version field. This field cannot be blank if the Retain Only Version field is specified, except when Retain Only Version is NOLIMIT.

Retain Extra Versions

Indicates how long to keep backup versions of an aggregate group that precede the most recent version.

Unit

Specifies the unit of measure for the time period specified for the Retain Extra Versions field. This field cannot be blank if the Retain Extra Versions field is specified, except when Retain Extra Versions is NOLIMIT.

Copy Serialization

Specifies whether aggregate backup should continue if an enqueue failure is encountered.

Abackup Copy Technique

Specifies whether concurrent copy is to be used to back up aggregates of data sets associated with this management class. The default value is STANDARD. Valid values for this field are:

CP

CACHE PREFERRED

CR

CACHE REQUIRED

P

CONCURRENT PREFERRED

R

CONCURRENT REQUIRED

S

STANDARD

VP

VIRTUAL PREFERRED

VR

VIRTUAL REQUIRED