Online PHP editor | perf for OqGCY

@ 2021-05-06T23:12:38Z

<?php

printf("test.php: php %s, phar-api %s\n", PHP_VERSION, PharData::apiVersion());

class Metrics
{
    public $steps = array();

    public function emit($what, $usage) {
        static $prev;
        static $beat = 0;
        if ($prev) {
            $this->steps[$beat] = $usage - $prev;
        }
        printf("[%s %05d] %s: %s\n", PHP_VERSION, ++$beat, $what, $prev ? sprintf('%d %+d', $usage, $usage - $prev): $usage);
        $prev = $usage;
    }

    public function tick($what) {
        $this->emit($what, memory_get_usage());
    }

    public function summary() {
        $steps = $this->steps;
        $count = count($steps);
        $steps[] = null;
        for ($i = 1; $i < $count;) {
            $v = $steps[$i];
            for ($j = $i + 1; $j <= $count; $j++) {
                $w = $steps[$j];
                if ($w !== $v) {
                    $c =  $i === $j - 1 ? 1 : $j - $i;
                    $cc[$v] = (isset($cc[$v]) ? $cc[$v] : 0) + $c;
                    printf(
                        "%-8s %-2s %+d %d\n",
                        1 === $c ? $i : sprintf('%d-%d', $i, $j - 1),
                        1 === $c ? '' : $j - $i,
                        $v,
                        $cc[$v]
                    );
                    $i = $j;
                    break;
                }
            }
        }
    }
}

$metrics = new Metrics();

$metrics->tick('start');

function phar_tick()
{
    static $i = 0;
    $path = sprintf('%s/%d.tar', sys_get_temp_dir(), ++$i);
    $phar = new PharData($path);
    $phar->addEmptyDir('test');
    $phar->delete('test');
    unset($phar);
    unlink($path);
}

for ($i = 0; $i < 100; $i++) {
    phar_tick();
    $metrics->tick('after');
}
gc_collect_cycles();

$metrics->tick('end');
$metrics->summary();

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

Version	System time (s)	User time (s)	Memory (MiB)
8.0.3	0.070	1.931	16.91
8.0.2	0.068	1.924	16.94
8.0.1	0.052	1.938	17.00
8.0.0	0.033	1.972	16.99
7.4.16	0.044	1.947	16.54
7.4.15	0.033	1.989	16.46
7.4.14	0.051	1.935	16.56
7.4.13	0.046	1.962	16.36
7.4.12	0.052	1.948	16.55
7.4.11	0.049	1.943	16.44
7.4.10	0.065	1.908	16.53
7.4.9	0.043	1.963	16.58
7.4.8	0.039	1.954	16.58
7.4.7	0.062	1.928	16.46
7.4.6	0.040	1.958	16.56
7.4.5	0.071	1.906	16.35
7.4.4	0.074	1.898	16.45
7.4.3	0.081	1.913	16.31
7.4.2	0.061	1.926	16.30
7.4.1	0.052	1.944	16.39
7.4.0	0.055	1.935	16.45
7.3.28	0.055	1.920	16.25
7.3.27	0.055	1.938	16.35
7.3.26	0.042	1.942	16.36
7.3.25	0.055	1.943	16.35
7.3.24	0.049	1.949	16.29
7.3.23	0.051	1.926	16.36
7.3.22	0.042	1.940	16.23
7.3.21	0.081	1.913	16.26
7.3.20	0.033	1.979	16.35
7.3.19	0.042	1.947	16.30
7.3.18	0.042	1.956	16.28
7.3.17	0.071	1.910	16.27
7.3.16	0.072	1.928	16.40
7.3.15	0.052	1.949	16.29
7.3.14	0.039	1.946	16.36
7.3.13	0.042	1.947	16.40
7.3.12	0.053	1.954	16.34
7.3.11	0.052	1.935	16.20
7.3.10	0.088	1.905	16.23
7.3.9	0.068	1.941	16.45
7.3.8	0.061	1.920	16.29
7.3.7	0.068	1.936	16.36
7.3.6	0.055	1.944	16.47
7.3.5	0.088	1.909	16.45
7.3.4	0.075	1.905	16.32
7.3.3	0.069	1.932	16.45
7.3.2	0.075	1.917	16.41
7.3.1	0.088	1.912	16.36
7.3.0	0.074	1.913	16.34

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