HTTP2 services - ~4,000 req/sec (0.25ms per req)

client.js

const http2 = require('http2')

function makeReq (client) {
  return new Promise((resolve, reject) => {
    const req = client.request({':path': '/'})

    let data = ''
    req.setEncoding('utf8')
    req.on('data', (d) => { data += d })
    req.on('end', () => resolve(data))
    req.end()
  })
}

const client = http2.connect('http://localhost:3149')

;(async () => {
  console.time('Total')

  // change the number here to alter the total iterations
  for (let i = 0; i < 500000; i++) {
    await makeReq(client)
  }

  console.timeEnd('Total')

  client.destroy()
})()

service.js

const http2 = require('http2')
const server = http2.createServer()

server.on('stream', (stream, headers) => {
  stream.respond({
    'content-type': 'text/html',
    ':status': 200
  })

  stream.end('foo')
})

server.listen(3149)