Benchmarks

amp.php

<?php
require 'vendor/autoload.php';
use Amp\Http\Server\RequestHandler\CallableRequestHandler;
use Amp\Http\Server\Server;
use Amp\Http\Server\Request;
use Amp\Http\Server\Response;
use Amp\Http\Status;
use Amp\Socket;
use Psr\Log\NullLogger;

// Run this script, then visit http://localhost:1337/ in your browser.

Amp\Loop::run(function () {
    $sockets = [
        Socket\listen("0.0.0.0:1337"),
        Socket\listen("[::]:1337"),
    ];
    
    $server = new Server($sockets, new CallableRequestHandler(function (Request $request) {
        return new Response(Status::OK, [
            "content-type" => "text/plain; charset=utf-8"
        ], json_encode([
            'code' => 'ok',
            'error' => false,
            'payload' => 'Hello World'
          ]));
    }), new NullLogger);

    yield $server->start();

    // Stop the server gracefully when SIGINT is received.
    // This is technically optional, but it is best to call Server::stop().
    Amp\Loop::onSignal(SIGINT, function (string $watcherId) use ($server) {
        Amp\Loop::cancel($watcherId);
        yield $server->stop();
    });
});

node.js

var http = require('http');

var data = {
  'code': 'ok',
  'error': false,
  'payload': 'Hello World'
};

var app = function (req, res) {
  res.writeHead(200, {
    'Content-Type': 'application/json'
  });
  res.end(JSON.stringify(data));
};

var server = http.createServer(app);

server.listen(1337, function() {
  console.log("Server running at http://127.0.0.1:1337");
});

Output.asc

wrk -t4 -c400 -d10s http://127.0.0.1:1337/

ReactPHP: Running 10s test @ http://127.0.0.1:1337/ 4 threads and 400 connections Thread Stats Avg Stdev Max +/- Stdev Latency 129.98ms 234.70ms 1.94s 85.24% Req/Sec 843.63 1.26k 5.10k 81.08% 18447 requests in 10.42s, 2.13MB read Socket errors: connect 0, read 18447, write 0, timeout 10 Requests/sec: 1770.11 Transfer/sec: 209.16KB

Node: Running 10s test @ http://127.0.0.1:1337/ 4 threads and 400 connections Thread Stats Avg Stdev Max +/- Stdev Latency 20.58ms 4.38ms 272.51ms 94.55% Req/Sec 4.78k 614.18 5.41k 93.50% 190151 requests in 10.03s, 36.63MB read Requests/sec: 18955.65 Transfer/sec: 3.65MB

Swoole: Running 10s test @ http://127.0.0.1:1337/ 4 threads and 400 connections Thread Stats Avg Stdev Max +/- Stdev Latency 1.68ms 845.37us 12.61ms 67.84% Req/Sec 59.70k 5.63k 76.41k 70.75% 2377018 requests in 10.03s, 478.32MB read Requests/sec: 237012.64 Transfer/sec: 47.69MB

AmPHP: Running 10s test @ http://127.0.0.1:1337/ 4 threads and 400 connections Thread Stats Avg Stdev Max +/- Stdev Latency 55.22ms 172.36ms 2.00s 96.60% Req/Sec 3.43k 448.58 4.78k 81.25% 136495 requests in 10.04s, 28.12MB read Socket errors: connect 0, read 0, write 0, timeout 70 Requests/sec: 13599.16 Transfer/sec: 2.80MB

react.php

<?php
require 'vendor/autoload.php';
$loop = new React\EventLoop\ExtEventLoop();
$socket = new React\Socket\Server('127.0.0.1:1337', $loop);
$socket->on('connection', function (React\Socket\ConnectionInterface $connection) {
    $connection->once('data', function () use ($connection) {
        $body = json_encode([
            'code' => 'ok',
            'error' => false,
            'payload' => 'Hello World'
          ]);
        $connection->end("HTTP/1.1 200 OK\r\nContent-Type: application/json\r\nConnection: close\r\n\r\n" . $body);
    });
});
echo "Server running at http://127.0.0.1:1337\n";
$loop->run();

swoole.php

<?php
$http = new swoole_http_server("127.0.0.1", 1337, SWOOLE_BASE);

$http->set([
    'worker_num' => 4,
]);

$data = [
  'code' => 'ok',
  'error' => false,
  'payload' => 'Hello World'
];

$http->on('request', function ($request, swoole_http_response $response)  use($data)  {
    $response->header('Content-Type', 'application/json');   
    $response->end(json_encode($data));
});

$http->start();