A method to maintain information by assigning one or more storage attributes
to
each of a plurality of logical volumes. The method writes a first portion of a
dataset to a first logical volume. The method assigns one or more storage attributes
to that first logical volume. When the logical end of volume for the first logical
volume is approaching, Applicants' method mounts a second logical volume, and continues
writing the dataset to that second logical volume. The method assigns the same
one or more storage attributes to the second logical volume.