Lesson 05 · 11 min
Queues and async processing
Not everything has to happen while the user waits for a response.
11 minLesson 5 of 10Practice includedAsk AI on any point
A user uploaded a video. Transcoding it into five qualities takes minutes. You cannot keep the HTTP request open all that time. The server puts a job in a queue and immediately answers "accepted", while separate workers take jobs from the queue and process them at their own pace.
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