This video summarizes the tasks that you can do to optimize IMS database performance, specifically how to:

• Analyze performance data about the IMS database environment

• Choose the IMS access methods that provide the best database performance for the processing being performed

• Select database buffer pools and buffer pool options to improve performance

• Select the dataset access methods and storage attributes that provide improved performance

• Implement the appropriate performance options available for VSAM data sets at define and execution time

• Select implementation options to improve the performance of secondary indexing

• Select physical database implementation options to improve database performance

• Select HDAM randomizing parameters that can improve the key randomization process