MemoryUtility.php

Go to the documentation of this file.

<?php
 
declare(strict_types=1);
 
/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */
 
namespace ‪TYPO3\CMS\Adminpanel\Utility;
 
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
 
class ‪MemoryUtility
{
    private const ‪MINIMAL_PERCENT_OF_FREE_MEMORY = 0.30;
 
    public static function ‪isMemoryConsumptionTooHigh(): bool
    {
        $iniLimit = (string)ini_get('memory_limit');
        $memoryLimit = $iniLimit === '-1' ? -1 : GeneralUtility::getBytesFromSizeMeasurement($iniLimit);
        $freeMemory = $memoryLimit - memory_get_usage(true);
 
        return $memoryLimit > 0 && $freeMemory < (self::MINIMAL_PERCENT_OF_FREE_MEMORY * $memoryLimit);
    }
}