Medium Apply Rate Limiting & Throttling open_ended

Implement a token bucket rate limiter in Redis that allows 10 RPS with burst of 50.

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This question is from the Rate Limiting & Throttling topic (System Design).

What HTTP status code should a rate limiter return when a limit is exceeded?

Which rate limiting algorithm allows a burst of requests followed by a sustained rate?

The leaky bucket algorithm smooths output regardless of input burst rate.

Explain the boundary burst problem with fixed window rate limiting.

How do you implement distributed rate limiting across 10 API server instances?