require_once 'PHPDFS/DataLocator/RUSHr.php';
foreach ($bucketConfs as $currConfig => &$confStats) {
$hm = new PHPDFS_DataLocator_RUSHr($configs['data'][$currConfig]);
echo "total nodes: " . $hm->getTotalNodes() . "\nfailed disk: " . $failedDiskArg . "\n";
$failedDisk = $failedDiskArg;
if ($failedDiskArg > $hm->getTotalNodes()) {
$failedDisk = $hm->getTotalNodes();
} else {
if ($failedDiskArg < 0) {
$failedDisk = 0;
}
}
$confStats['stats']['failedDisk'] = $failedDisk;
if ($currConfig > 0) {
// make the locator for the previous config
$hmPrev = new PHPDFS_DataLocator_RUSHr($configs['data'][$currConfig - 1]);
}
foreach ($objs as $objId) {
$time = microtime(1);
$disks = $hm->findNodes($objId);
$totalTime += microtime(1) - $time;
$lookups++;
$movedFrom = null;
$movedTo = null;
if ($currConfig > 0) {
$prevDisks = $hmPrev->findNodes($objId);
$movedFrom = array_diff($prevDisks, $disks);
$movedTo = array_diff($disks, $prevDisks);
if (count($movedFrom)) {
//print_r( array( $prevDisks, $disks, $movedFrom, $movedTo) );
//exit();
<?php
// the number of objects to generate and test for data distribution
$totalObjs = isset($argv[1]) ? $argv[1] : 1000;
// now we loop on each config
// and take stats on the distribution
// and data movement
$configs = makeConfigs(100);
$totalConfs = count($configs);
$timings = array();
require_once 'PHPDFS/DataLocator/RUSHr.php';
for ($n = 0; $n < $totalConfs; $n++) {
echo "processing conf {$n} with " . count($configs[$n]['clusters']) . " clusters.\n";
$totalTime = 0;
$hm = new PHPDFS_DataLocator_RUSHr($configs[$n]);
for ($i = 0; $i < $totalObjs; $i++) {
$objKey = uuid_create();
$time = microtime(1);
$hm->findNode($objKey);
$time2 = microtime(1);
$totalTime += $time2 - $time;
}
$timings[$n] = $totalTime / $totalObjs;
echo "avgtime:" . $timings[$n] . "\n";
}
print_r($timings);
function makeConfigs($numConfigs = 1)
{
$configs = array();
$replicationDegree = 3;
for ($num = 0; $num < $numConfigs; $num++) {
