Use the bitmap for a minicopy
operation when you return the shadow set member to the shadow set.
If a bitmap exists for the shadow set, a minicopy
operation is invoked by default by the following MOUNT command:
$ MOUNT DSA42/SHAD=$4$DUA42 volume-label
To guarantee that only a minicopy takes place,
use the /POLICY=MINICOPY qualifier, as shown in the following example:
$ MOUNT DSA42/SHAD=$4$DUA42 volume-label/POLICY=MINICOPY
If a bitmap does not exist for a minicopy, the
When a minicopy operation is completed, the bitmap
associated with the disk is deleted.