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<?php ini_set('memory_limit', '512M'); echo "Memory limit: ", ini_get('memory_limit'), "\n\n"; $finfo = new finfo(FILEINFO_MIME_TYPE); $minSize = 128 * 1024; $maxSize = 16 * 1024 * 1024; for($size = $minSize; $size <= $maxSize; $size *= 2) { $file = tempnam('/tmp', 'finfo'); file_put_contents($file, str_repeat('0', $size)); echo "Content size: ", number_format(filesize($file)/1024/1024, 1), "M\n"; $finfo->file($file); echo "Peak memory usage: ", number_format(memory_get_peak_usage(true)/1024/1024, 1), "M\n\n"; }
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
Memory limit: 512M
Process exited with code 153.

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