IBM published JES3 to JES2 migration redbooks in 2014 and 2018, available here:
http://www.redbooks.ibm.com/redbooks/pdfs/sg248083.pdf http://www.redbooks.ibm.com/redbooks/pdfs/sg248427.pdf The general recommendation is a phased, stepwise migration, taking advantage of the fact that IBM supports JES3 and JES2 running in the same Sysplex. *IF* IBM's z/OS release schedule follows past practice, then the release of z/OS following z/OS 2.4 will have this lifecycle: September 30, 2021: General Availability September 30, 2026: End of Service (Extended Service available for an additional charge) September 30, 2028: End of Extended Service -------------------------------------------------------------------------------------------------------- Timothy Sipples IT Architect Executive, Industry Solutions, IBM Z & LinuxONE -------------------------------------------------------------------------------------------------------- E-Mail: [email protected] ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
