Memcached Benchmark Tool

memcached_bench.php

<?php

$memcached_servers = array(
    array('127.0.0.01', 11211),
);

$mc = new Memcached();
$mc->setOption(Memcached::OPT_BINARY_PROTOCOL, TRUE);
$mc->setOption(Memcached::OPT_NO_BLOCK, TRUE);
$mc->setOption(Memcached::OPT_TCP_NODELAY, TRUE);
$mc->addServers($memcached_servers);

// Size in chars
$sizes = array(10, 100, 1000, 10000);
$count = 1000;

$alphabet_soup = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
$soup_size = strlen($alphabet_soup);

$values = array();


p("Setting up values");
foreach ($sizes as $size) {
    $v = array();
    for ($i = 0; $i < $count; $i++) {
        $turd = "";

        for ($j = 0; $j < $size; $j++) {
            $turd .= $alphabet_soup[rand(0, $soup_size)];
        }
        $values[$size][$i] = &$turd;
    }

}
p("Done setup.");

foreach($sizes as $size) {
    timeOp("Test $count MC sets (size: $size chars)", function() use(&$values, &$mc, &$count, &$size) {
        for ($i = 0; $i < $count; $i++) {
            $mc->set($size.$i, $values[$size][$i]);
        }
    });
}

foreach($sizes as $size) {
    timeOp("Test $count MC sequential gets (size: $size chars)", function() use(&$values, &$mc, &$count, &$size) {
        for ($i = 0; $i < $count; $i++) {
            $mc->get($size.$i);
        }
    });
}

foreach($sizes as $size) {
    timeOp("Test $count MC sequential delete (size: $size chars)", function() use(&$values, &$mc, &$count, &$size) {
        for ($i = 0; $i < $count; $i++) {
            $mc->delete($size.$i);
        }
    });
}

// Helper functions

function p($msg) {
    print($msg . "\n");
}

function timeOp($name, Closure $function, $times = 1) {
    p("Timing $name $times times...");
    $start = microtime(TRUE);
    for ($index = 0; $index < $times; $index++) {
        $function();
    }
    $done = microtime(TRUE);
    $delta = ($done - $start) * 1000;
    p("Done $name in $delta miliseconds");
    p("");
    p("");
}

print($msg . PHP_EOL);