Function main

benchmark/child_process/child-process-read.js:20–42

({ dur, len })

});

function main({ dur, len }) {
  bench.start();

  const msg = `"${'.'.repeat(len)}"`;
  const options = { 'stdio': ['ignore', 'pipe', 'ignore'] };
  const child = child_process.spawn('yes', [msg], options);

  let bytes = 0;
  child.stdout.on('data', (msg) => {
    bytes += msg.length;
  });

  setTimeout(() => {
    if (process.platform === 'win32') {
      // Sometimes there's a yes.exe process left hanging around on Windows...
      child_process.execSync(`taskkill /f /t /pid ${child.pid}`);
    } else {
      child.kill();
    }
    const gbits = (bytes * 8) / (1024 * 1024 * 1024);
    bench.end(gbits);
  }, dur * 1000);
}