bartlomieju / rust_runtimes_bench

Comparison TCP performance between tokio and async_std.

Benches done on Mac M1

Benching async_std

$ cargo run --release --bin asyncstd
$ wrk -d 10s --latency http://localhost:8080
Running 10s test @ http://localhost:8080
  2 threads and 10 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency    39.09us   49.32us   3.70ms   99.27%
    Req/Sec   111.67k     6.29k  116.01k    95.54%
  Latency Distribution
     50%   36.00us
     75%   42.00us
     90%   52.00us
     99%   75.00us
  2243661 requests in 10.10s, 109.13MB read
Requests/sec: 222150.79
Transfer/sec:     10.80MB

Benching tokio

$ cargo run --release --bin tokio
$ wrk -d 10s --latency http://localhost:8080
Running 10s test @ http://localhost:8080
  2 threads and 10 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency    38.06us   43.86us   4.04ms   99.32%
    Req/Sec   119.85k     5.49k  123.03k    98.02%
  Latency Distribution
     50%   35.00us
     75%   42.00us
     90%   53.00us
     99%   76.00us
  2407623 requests in 10.10s, 117.10MB read
Requests/sec: 238385.64
Transfer/sec:     11.59MB