rybakit

<?php

const UTF8_REGEX = '/\A(?:
          [\x00-\x7F]++                      # ASCII
        | [\xC2-\xDF][\x80-\xBF]             # non-overlong 2-byte
        |  \xE0[\xA0-\xBF][\x80-\xBF]        # excluding overlongs
        | [\xE1-\xEC\xEE\xEF][\x80-\xBF]{2}  # straight 3-byte
        |  \xED[\x80-\x9F][\x80-\xBF]        # excluding surrogates
        |  \xF0[\x90-\xBF][\x80-\xBF]{2}     # planes 1-3
        | [\xF1-\xF3][\x80-\xBF]{3}          # planes 4-15

rybakit

<?php

/**
 * This file is part of the Tarantool Client package.
 *
 * (c) Eugene Leonovich <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

rybakit

$ sapi/cli/php Zend/bench.php
------------------------
Total              0.497

$ sapi/cli/php -dextension_dir=`pwd`/modules -dzend_extension=opcache.so Zend/bench.php
------------------------
Total              0.488

$ sapi/cli/php -dextension_dir=`pwd`/modules -dzend_extension=opcache.so -dopcache.enable_cli=1 -dopcache.file_update_protection=0 -dopcache.jit_buffer_size=1M Zend/bench.php
------------------------

rybakit

php -r '$exif=@exif_read_data("lc-bad-exif.jpg");print_r($exif);' > exif_read_data.log

rybakit

queue = require('queue')

local function start(config)
    box.once('jobserver:v0.1.0', function()
        local tube = queue.create_tube('default', 'fifottl', {if_not_exists = true})
    end)
end

local function stop()
end

rybakit

\SKM\Benchmarks\Serialization\BooleanSerializationBench

    benchSerializeJSON            I9 P0         [μ Mo]/r: 0.201 0.195 (μs)      [μSD μRSD]/r: 0.011μs 5.29%
    benchSerializeJSON            I9 P1         [μ Mo]/r: 0.202 0.196 (μs)      [μSD μRSD]/r: 0.011μs 5.61%
    benchDeserializeJSON          I9 P0         [μ Mo]/r: 0.386 0.385 (μs)      [μSD μRSD]/r: 0.002μs 0.48%
    benchDeserializeJSON          I9 P1         [μ Mo]/r: 0.447 0.410 (μs)      [μSD μRSD]/r: 0.107μs 23.81%
    benchSerializeNative          I9 P0         [μ Mo]/r: 0.221 0.218 (μs)      [μSD μRSD]/r: 0.009μs 4.18%
    benchSerializeNative          I9 P1         [μ Mo]/r: 0.221 0.218 (μs)      [μSD μRSD]/r: 0.009μs 4.21%
    benchDeserializeNative        I9 P0         [μ Mo]/r: 0.441 0.431 (μs)      [μSD μRSD]/r: 0.019μs 4.31%
    benchDeserializeNative        I9 P1         [μ Mo]/r: 0.441 0.430 (μs)      [μSD μRSD]/r: 0.019μs 4.26%

rybakit

<?php

// https://blog.blackfire.io/php-7-performance-improvements-encapsed-strings-optimization.html

class Foobar
{
    public function getVal1()
    {
        return rand(0, 1000);
    }

rybakit

<?php

const UTF8_REGEX = '/\A(?:
          [\x00-\x7F]++                      # ASCII
        | [\xC2-\xDF][\x80-\xBF]             # non-overlong 2-byte
        |  \xE0[\xA0-\xBF][\x80-\xBF]        # excluding overlongs
        | [\xE1-\xEC\xEE\xEF][\x80-\xBF]{2}  # straight 3-byte
        |  \xED[\x80-\x9F][\x80-\xBF]        # excluding surrogates
        |  \xF0[\x90-\xBF][\x80-\xBF]{2}     # planes 1-3
        | [\xF1-\xF3][\x80-\xBF]{3}          # planes 4-15

rybakit

<?php

function switch_gettype($n, $value) {
    for ($i = 0; $i < $n; ++$i) {
        switch (\gettype($value)) {
            case 'array': continue;
            case 'string': continue;
            case 'integer': continue;
            case 'NULL': continue;
            case 'boolean': continue;

rybakit

<?php

function pack_cc($n) {
    for ($i = 0; $i < $n; ++$i) {
        $num = \pack('CC', 0xcc, 200);
    }
}

function chr_cc($n) {
    for ($i = 0; $i < $n; ++$i) {