Migrating IBM MQ for z/OS - order of tasks

Perform these instructions, in the order shown, to migrate a single IBM MQ for z/OS® queue manager.


The tables within this topic show the tasks required in each part of the process to migrate IBM MQ for z/OS, and the order in which these tasks must be done. Notes:

Table 1. Before migration
Task For your own use
1. Make your configuration ready for migration  
2. Install the new version code  
3. Perform backup  
4. Restart IBM MQ systems  
5. Review pageset 0 usage  
6. Migrate Db2® tables - for each QSG  
7. Add new CF structure definition - for each QSG  
8. Server application migration  
9. Preparing to migrate Advanced Message Security  
Table 2. Migrating to the next release
Task For your own use
10. Stop or disconnect all your applications  
11. Stop the queue manager and its channel initiator  
12. Update STEPLIB for MSTR and channel initiator  
13. Update the initialization input data sets  
14. Update the target version system parameter module  
15. Migrating Advanced Message Security  
16. Review the security control of your system  
17. Start the queue manager  
18. Optionally, revert the queue manager to a previous version  
Table 3. Post migration tasks
Task For your own use
19. Check the changes in behavior  
20. Modify the backup jobs  
21. Post migration tasks for Advanced Message Security  
22. Perform a full regression test  
23. Update the ZPARM module, if not already done  
24. Set OPMODE to NEWFUNC  
25. Exploit the new function  
26. Consider client application migration