Apache & node.js experiments

app.js

const express = require('express')
const app = express()
const port = 3000


// sleep time expects milliseconds
function sleep (time) {
    return new Promise((resolve) => setTimeout(resolve, time));
}

app.get('/', (req, res) => {
    sleep(20000).then(() => {
        res.send('Hello World!') 
    });
});

// app.listen(port, "localhost", () => console.log(`Example app listening at http://localhost:${port}`))
server = app.listen(port, "localhost", 1024, () => console.log(`Example app listening at http://localhost:${port}`))
server.keepAliveTimeout = 61 * 1000

artillery.yml

config:
  environments:
    dev:
      phases:
        - duration: 10
          arrivalRate: 3
    test:
      phases:
        - duration: 120
          arrivalRate: 150
scenarios:
  - name: "Hit the page"
    flow:
      - get:
          url: "/"

httpd.conf

ListenBacklog 799

<IfModule mpm_event_module>
    StartServers          8
    #MinSpareServers       8
    #MaxSpareServers       16

    MaxRequestWorkers     800
    ServerLimit           8
    MaxClients            800
    MaxRequestsPerChild   0

    ThreadsPerChild       100
    ThreadLimit           100
    MinSpareThreads       100
    MaxSpareThreads       800
</IfModule>

...

<VirtualHost *:80>
 ServerName example.com
 
    ProxyRequests off
    ProxyPass / http://localhost:3000/ acquire=1000 timeout=60 Keepalive=On
    ProxyPassReverse / http://localhost:3000/

</VirtualHost>