Backpressure end to end
On This Lesson 4 topics
This lesson is planned. The outline below lists the topics it will cover. The full lesson has not been published yet.
In this lesson
stop producers from overwhelming consumers.
Planned topics
- Backpressure is a signal flowing upstream: slow down.
- Queues hide overload until they are huge; bound them.
- Tools: fetch and poll limits, pause and resume, rate limits at the producer, and shedding at the edge.
- Decide what happens at full: block, drop, or degrade.
Draft outline details
Demonstration
a pipeline diagram: partner API -> ingest service -> topic -> consumer -> DB; a bound and a policy at each hop.
Check your understanding
What does an unbounded queue hide?
Show answer
Overload until memory or latency explodes.
Practice
Apply this lesson with the module's lab, exercises and quiz.
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