Time to send 1000 i32s (async) Average time (ms) Number of Senders 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 20.0 30.0 40.0 50.0 60.0 70.0 80.0 90.0 100.0 ThingBuf async_std::channel::bounded futures::channel::mpsc tokio::sync::mpsc