Patent Number: 8,880,837

Title: Preemptively allocating extents to a data set

Abstract: Provided are a computer program product, system, and method for preemptively allocating extents to a data set in a storage system. A data set is comprised of a plurality of extents configured in at least one volume in the storage system. A first extent is allocated to the data set in a first volume to extend the data set. A determination is made as to whether a second extent can be allocated to the data set in the first volume in response to the allocating of the first extent. The second extent in a second volume is allocated for the data set in response to determining that the second extent cannot be allocated to the data set in the first volume.

Inventors: Dudgeon; Kyle B. (Tucson, AZ), Reed; David C. (Tucson, AZ), Rios; Esteban (Tucson, AZ), Smith; Max D. (Tucson, AZ)

Assignee: International Business Machines Corporation

International Classification: G06F 12/00 (20060101)

Expiration Date: 2019-11-04 0:00:00