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System Design · Concept

Message Queue

A message queue stores work until a worker can process it. This lets a request finish without waiting for slow background work.

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  • Asynchronism
  • Task queues
  • Back pressure
  • Redis
  • RabbitMQ
  • Amazon SQS
  • Celery
  • Exponential backoff

Source: system-design-primer/README.md at master · donnemartin/system-design-primer · GitHub. Checked 2026-11-03.