Fatcache second test

gistfile1.php

<?php

$m = new Memcached();
$m->addServer('localhost', 11211, 33);

$items = 500000;
$keysToGet = array();

for ($i = 1; $i <= $items; ++$i) {
    $key = md5(rand());
    $value = md5(rand()). md5(rand()) . md5(rand()) . md5(rand()) . md5(rand());
    $m->set($key, $value, rand(60, 600));
    if (rand(1,10) == 1) {
        $keysToGet[] = $key;
    }
}

echo "Sleeping...\n";
sleep(10); // give enough time to flush to disk

// add more keys to replace the hot keys inserted before
for ($i = 1; $i <= $items; ++$i) {
    $key = md5(rand());
    $value = md5(rand()). md5(rand()) . md5(rand()) . md5(rand()) . md5(rand());
    $m->set($key, $value, rand(60, 600));
}

$start = time();
foreach ($keysToGet as $key) {
    $m->get($key);
}
$end = time();

echo "\nSummary\n";
echo "Items: " . count($keysToGet) . "\n";
echo "Start time: $start\n";
echo "End time: $end\n";
echo "Operations/s: " . (count($keysToGet)/($end-$start)) . "\n";