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Limiting the Number of Requests

Explore how to limit the number of concurrent requests in Go by using a buffered channel as a semaphore. Understand how this technique helps control request processing, optimize server performance, and manage memory usage effectively.

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Bounding requests processed concurrently

This is easily accomplished using a channel with a buffer, whose capacity is the maximum number of concurrent requests. The following program does nothing useful, but contains the technique to bound the requests. No more than MAXREQS requests will be handled and processed simultaneously because, when the buffer of the channel sem is full, the function handle blocks ...