Just in case no one saw this from 2015. I thought I would share this presentation by IBM
http://www.redbooks.ibm.com/iea/v2r2/pdf/zOS_V2R2_JES2_Growth_Items.pdf IBM Education Assistance for z/OS V2R2 Items: JES2 Growth: Grow from 400K to 1M Active jobs JES2 Growth: Grow checkpoint without cold start JES2 Growth: Dynamic Checkpoint tuning Element/Component: JES2 Presentation Objectives ■ Support growing the number of jobs and output JES2 can support - Includes performance enhancements - Improved system management - Improved RAS ■ Changes include - SYSOUT work selection enhancements - Updates for duplicate job processing - Reworking checkpoint on I/O processing ● Includes using 64 bit storage - Simplify managing the JES2 checkpoint data sets ● Size and configuration - Tuning MASDEF HOLD and DORMANCY automatically - Numerous RAS enhancements Lizette Koehler statistics: A precise and logical method for stating a half-truth inaccurately ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
