What?

Take 1 TCP listen socket and duplicate it across N threads so you get some sweet multi-thread action happening.

Example usage

Checkout the speed up for PearDB:

Before

bench λ wrk -d 10 -c 24 -t 24 --latency -s readonly-pipelining.lua http://127.0.0.1:8888                                                                                                       ~/d/p/bench2
Running 10s test @ http://127.0.0.1:8888
  24 threads and 24 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     2.41ms  811.15us   8.62ms   86.40%
    Req/Sec     7.14k     1.52k   10.44k    68.91%
  Latency Distribution
     50%    2.09ms
     75%    2.40ms
     90%    3.95ms
     99%    5.33ms
  1633294 requests in 9.97s, 205.30MB read
  Non-2xx or 3xx responses: 1469582
Requests/sec: 163850.16
Transfer/sec:     20.60MB

After

bench [master] λ wrk -d 10 -c 24 -t 24 --latency -s readonly-pipelining.lua http://127.0.0.1:8888                                                                                              ~/d/p/bench2
Running 10s test @ http://127.0.0.1:8888
  24 threads and 24 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     1.54ms    2.49ms  48.06ms   95.51%
    Req/Sec    14.52k     8.54k   51.78k    68.47%
  Latency Distribution
     50%    1.06ms
     75%    1.78ms
     90%    2.94ms
     99%    7.90ms
  3272402 requests in 9.96s, 411.25MB read
  Non-2xx or 3xx responses: 2945770
Requests/sec: 328413.92
Transfer/sec:     41.27MB

http://github.com/willemt/peardb/