In some DATA steps with large arrays and in the OPTMODEL procedure, SAS software memory management on the z/OS platform has caused performance degradation. This degradation might also occur if you use procedures that require frequent, large memory allocations during processing.

Select the Hot Fix tab in this note to access the hot fix for this issue.

Operating System and Release Information

A fix for SAS 9.1.3 (9.1 TS1M3) for this issue is available at:

A fix for SAS 9.1.3 (9.1 TS1M3) with Asian Language Support (DBCS) for this issue is available at :