Async Rust in Practice: Performance, Pitfalls, Profiling

1. tokio

   1 224 29,417 9.5 Rust

   A runtime for writing reliable asynchronous applications with Rust. Provides I/O, networking, scheduling, timers, ...

   

   Tokio author here. Generally speaking, I recommend strongly against using FuturesUnordered unless you know all the pitfalls. We are working on an alternative utility that should hopefully avoid the issues described here and others: https://github.com/tokio-rs/tokio/pull/4335

2. InfluxDB

   www.influxdata.com featured

   InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.

   

3. futures-rs

   2 12 5,708 7.8 Rust

   Zero-cost asynchronous programming in Rust

   

   Here is the PR: https://github.com/rust-lang/futures-rs/pull/2551

   Yield = wake the `waker_ref`. Avoiding the yield would be clone().wake().

   That said, "poll immediately" isn't actually a thing nor was it ever a thing except in incorrect implementations.

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