APCu vs memcached benchmark script

benchmark.php

<?php
// This script depends on some classes found in principia-web:
// https://github.com/principia-game/principia-web

$prof = new Profiler();

$cacheSystems = [
	'apcu' => new CacheAPCu(),
	'memcached_tcp' => new CacheMemcached([ ['127.0.0.1', 11211] ]),
	'memcached_udp' => new CacheMemcached([ ['127.0.0.1', 11212] ]),
	'memcached_unix' => new CacheMemcached([ ['/run/memcached/memcached.sock', 0] ])
];

foreach ($cacheSystems as $system => $c) {
	$prof->resetTime();
	$c->set('amanda', 'test');
	for ($i = 0; $i < 50000; $i++) {
		$c->get('amanda');
	}
	printf("Read 50000 existant test for %s: %1.3fs\n", $system, $prof->getTime());
}

foreach ($cacheSystems as $system => $c) {
	$prof->resetTime();
	for ($i = 0; $i < 50000; $i++) {
		$c->set('test_'.$i, 'amanda');
	}
	printf("Write 50000 test for %s: %1.3fs\n", $system, $prof->getTime());
}

$randomCrap = random_bytes(8*1024);

foreach ($cacheSystems as $system => $c) {
	$prof->resetTime();
	for ($i = 0; $i < 50000; $i++) {
		$c->set('test2_'.$i, $randomCrap);
	}
	printf("Write 50000 (8k) test for %s: %1.3fs\n", $system, $prof->getTime());
}

die();