Features and enhancements in previous versions

A concise overview of the key features and enhancements introduced in earlier product versions.

Table 1. Features and enhancements in previous versions
Release version Release month Summary of changes Bug fixes
1.4.2 (1.4.2-ZRDDS-IF001) October 2025
  • This interim fix prevents ingestion of outdated data from the PostgreSQL database into the Kafka broker, ensuring that duplicate messages are not sent during restarts.

The Fix Pack archive (1.4.2-ZRDDS-IF0001.tar.gz) for xLinux on amd64 and zLinux on s390x includes the following files:

  • kafkaconnect-1.4.2-amd64.tar
  • kafkaconnect-1.4.2-s390x.tar
  • 1.4.2-ZRDDS-IF0001-README.txt
  • swap_kafka_connect.sh
  • clear_kafka_topics.sh
  • utils/

To prevent old data from being sent to Kafka, apply the fix by performing the following steps:

  1. Upgrade to version 1.4.2-ZRDDS-FP001. For upgrade and deployment instructions, see Deploying Z Resource Discovery Data Service.
  2. Extract the 1.4.2-ZRDDS-IF0001.tar.gz file, and run ./swap_kafka_connect.sh.
  3. Run ./clear_kafka_topics.sh to clear Kafka topics and messages.
  4. Restart the system to confirm if Kafka is clear of messages.
1.4.2 August 2025
  • Improved performance of the DetectExpiredDLAItems.sh script, which identifies expired configuration items for deletion.
  • Resolved an issue where JCL relationships were not being displayed correctly.
1.4.1 June 2025
  • Enhancements to the getJobName.sh script to retrieve all JCL job names from the database by using a custom pattern (%) filter.
  • Allows customization of the ZAGETJOB output format by specifying a prefix and a maximum character limit in the configuration file (CONFIG.YML).
  • Enables default detection of relationships for JCL jobs.
  • Disables expiration detection for sysplex and data sharing groups.
  • Fixed an issue that prevented creation of JCL relationships.
  • Fixed an issue where sysplex names were not updating due to invalid correlation IDs.
  • Resolved an issue in data sharing group names by eliminating prefixes.
  • Resolved an issue that prevented the IMS sysplex group from appearing as a Kafka topic.
1.4.0 April 2025
  • Supports reprocessing of the identical IdML book file in case of Kafka retrieval failure or other failures.
  • Streamlines and simplifies the installation and configuration process for the Discovery Agent.
  • Enhancements to the getCICount.sh script to retrieve the specified ServiceNow CI table data count instead of the count of all the table data.
  • Fixed an issue where the Delta mode functionality was not working as expected.
  • Fixed an issue where incorrect data was marked for deletion.
  • Resolved an issue where the getJobName.sh script failed to retrieve JCL job names due to many records.
  • Resolved an issue where IBM MQ books with special characters were prevented from being processed during MQ book handling.