IMS High Performance Change Accumulation Utility documentation (March 2024)
These topics contain information about IBM® IMS Recovery Solution Pack for z/OS®: IMS High Performance Change Accumulation Utility (also referred to as IMS HP Change Accumulation Utility and IMS HPCA). IMS HP Change Accumulation Utility is an IMS tool that improves the performance of change accumulation merge operations by running multiple change accumulation groups in parallel and streaming the output to each group simultaneously.