JES3 Insights | Sumble

What is JES3?

JES3 (Job Entry Subsystem 3) is an IBM mainframe job scheduler and management system. It manages the execution of jobs, schedules resources, and controls output on IBM z/OS operating systems. It allows for centralized control and management of batch processing across multiple systems, offering advanced features for resource allocation, job tracking, and output management.

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What other technologies are related to JES3?

JES3 Competitor Technologies

JES2

JES2 is an alternative job entry subsystem to JES3. They perform similar functions, but JES2 is more commonly used in single-system environments, whereas JES3 is suited for multi-system environments.

mentioned alongside JES3 in 8% (126) of relevant job posts

JES3 Complementary Technologies

SMP/E

SMP/E is used to install and manage software products in the z/OS environment, including JES3. Therefore, it is strongly complementary.

mentioned alongside JES3 in 2% (51) of relevant job posts

z/OS

JES3 is a component of z/OS, the operating system under which it runs. It is deeply integrated and essential for z/OS operation, and therefore complementary.

mentioned alongside JES3 in 1% (75) of relevant job posts

JCL

JCL (Job Control Language) is the scripting language used to instruct z/OS, including JES3, on how to process batch jobs. JCL is necessary for submitting and controlling work processed by JES3.

mentioned alongside JES3 in 0% (93) of relevant job posts