Tag
batch-processing
- Sep 17, 2025 Spooling: Turning Unit-Record Devices into Disk Files How simultaneous peripheral operations on line decouple card reading from job execution, what a spool data set must contain, and why the queue becomes the scheduler. computing history
- Dec 27, 2024 How a Resident Monitor Chained Jobs Without an Operator The loop that read a control card, loaded the named program, and took control back when the job ended, and why an interval timer was required to make that loop reliable. computing history
- Dec 22, 2023 Checkpoint and Restart: Making a Multi-Hour Batch Job Resumable What a checkpoint must capture for a job to continue correctly, why sequential files need repositioning information rather than byte counts, and how generation data sets make reruns safe. computing history
- May 24, 2022 Job Classes, Initiators, and How a Batch Queue Gets Ordered Why a batch scheduler separates jobs into classes consumed by independent initiators, what an initiator costs in storage, and how starvation and throughput pull against each other. computing history