K6 Load Testing

loadtest.js

import http from "k6/http";
import { check } from "k6";
 
const URL = "https://example.com"; // Target URL

export let options = {
  // If a cert is required to access the endpoint
  //
  //    tlsAuth:
  //    [
  //        {       domains: ['example.com'],
  //                cert: open('/etc/pki/tls/certs/client.crt'),
  //                key: open('/etc/pki/tls/private/client.key'),
  //        },
  //    ],
  stages: [
    { duration: "30s", target: 256 },
    { duration: "120s", target: 256 },
  ],
  maxRedirects: 0,
  userAgent: "K6_Load_Testing_Script",
  discardResponseBodies: true,
  rps: 1000,
  hosts: {
    "example.com": "18.185.228.9" // Update the IP here, with a dns lookup on the appropriate OSIM url
  }
};

export default function() {
  const res = http.get(URL);
  check(res, {
    "Status was 200": (r) => {
      return r.status === 200
    }
  });
};

run.sh

k6 run --summary-trend-stats "min,avg,med,max,p(99),p(95),p(50)" ./loadtest.js; date

# Read https://grafana.com/docs/k6/latest/results-output/web-dashboard/
K6_WEB_DASHBOARD=true K6_WEB_DASHBOARD_EXPORT=html-report.html k6 run --summary-trend-stats "min,avg,med,max,p(99),p(95),p(50)" ./loadtest.js; date