The paper describes how to optimize CICS application programs, by deducing CPU using and DSA occupation. This method can magnificently enhance the performance of CICS online system and you need not add any system resouroe.

• 本文主要阐述在系统资源不变的情况下如何优化应用程序，减少CPU的使用率和应用系统动态存储区的占有率，从而提高联机系统性能。