Job Entry Subsystem (JES2, JES3)

GPTKB entity

Statements (23)
Predicate Object
gptkbp:instanceOf mainframe computer
gptkbp:component IBM mainframe operating systems
gptkbp:developedBy gptkb:IBM
gptkbp:documentation gptkb:IBM_Knowledge_Center
gptkbp:firstReleased 1970s
gptkbp:handles job scheduling
input/output management
job queueing
https://www.w3.org/2000/01/rdf-schema#label Job Entry Subsystem (JES2, JES3)
gptkbp:JES2 actively supported
based on HASP
supports single mainframe systems
gptkbp:JES3 retired in 2023
based on ASP
supports multi-mainframe complexes
gptkbp:operates gptkb:OS/390
gptkb:z/OS
gptkb:MVS
gptkbp:purpose batch processing
spooling
job management
gptkbp:bfsParent gptkb:MVS
gptkbp:bfsLayer 6