how to run the things.scala

// Attributes:
$ wrk -R 100 -d 30s http://127.0.0.1:8080
Running 30s test @ http://127.0.0.1:8080
  2 threads and 10 connections
  Thread calibration: mean lat.: 21.138ms, rate sampling interval: 70ms
  Thread calibration: mean lat.: 21.291ms, rate sampling interval: 71ms
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency    11.21ms    8.74ms  82.05ms   89.22%
    Req/Sec    49.74     21.64   114.00     82.85%
  3002 requests in 30.01s, 1.45MB read
  Socket errors: connect 0, read 3000, write 0, timeout 0
Requests/sec:    100.05
Transfer/sec:     49.44KB


// Source.maybe + completing promise
ktoso @ 月~/code/akka [wip-towards-a-reusable-http-pipeline-ktoso*]
$ wrk -R 100 -d 30s http://127.0.0.1:8080
Running 30s test @ http://127.0.0.1:8080
  2 threads and 10 connections
  Thread calibration: mean lat.: 69.310ms, rate sampling interval: 419ms
  Thread calibration: mean lat.: 69.571ms, rate sampling interval: 451ms
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency     4.16ms    1.88ms  14.35ms   81.48%
    Req/Sec    49.63      4.13    59.00     65.93%
  3002 requests in 30.01s, 1.45MB read
Requests/sec:    100.03
Transfer/sec:     49.43KB