wrk -t4 -c400 -d10s http://127.0.0.1:1337/
Running 10s test @ http://127.0.0.1:1337/
4 threads and 400 connections
Thread Stats Avg Stdev Max +/- Stdev
Latency 7.02ms 6.94ms 82.86ms 85.27%
Req/Sec 827.17 552.85 2.38k 66.54%
22543 requests in 10.07s, 3.61MB read
Socket errors: connect 151, read 22680, write 86, timeout 0
Requests/sec: 2238.19
Transfer/sec: 367.20KB
Running 10s test @ http://127.0.0.1:1337/
4 threads and 400 connections
Thread Stats Avg Stdev Max +/- Stdev
Latency 20.34ms 4.50ms 125.04ms 97.89%
Req/Sec 3.09k 1.93k 6.06k 55.00%
122838 requests in 10.02s, 23.66MB read
Socket errors: connect 151, read 69, write 73, timeout 0
Requests/sec: 12263.37
Transfer/sec: 2.36MB
See more swoole benchmark here : https://github.com/MarcFaussurier/PHP-swoole-vs-NodeJS-benchmark/blob/master/Swoole_VS_Node.md
I had about 160 MB / SEC with stable releases