SSE Axum Backpresure on unfold() vs repeat_with().throttle()
⚓ Rust 📅 2026-01-25 👤 surdeus 👁️ 2Hi,
I just coded up a axum handler that should stream the current time for learning reasons.
I endes up with two different solutions.
One with a unfold, a sleep and await of one second. And the other with repeath_with().throttle(one second)
Both worked and then (to be honest) I went and asked ChatGPT if there is any difference and it stated I must use unfold with the sleep and await for avoiding backpressure.
I think thats probably just made up and both things do the same in the end but I'm not sure.
Does anyone know if this statement about backpressure is correct?
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