}
$file = 'people';
$file = 'contacts';
$file = 'cars';
$file = 'yvi';
if ($argc > 1) {
$file = $argv[1];
}
$file = __DIR__ . '/var/Data/' . $file . '.json';
$fileContents = '';
$csvPath = __DIR__ . '/memory_samples.csv';
$fileHandle = fopen($csvPath, 'a');
$standardMemoryUsage = memory_get_usage(TRUE);
printf('Memory: %s Peak: %s' . PHP_EOL, GeneralUtility::formatBytes(memory_get_usage(TRUE) - $standardMemoryUsage), GeneralUtility::formatBytes(memory_get_peak_usage(TRUE) - $standardMemoryUsage));
printf('File size: %s' . PHP_EOL, GeneralUtility::formatBytes(filesize($file)));
printf('Memory: %s Peak: %s' . PHP_EOL, GeneralUtility::formatBytes(memory_get_usage(TRUE) - $standardMemoryUsage), GeneralUtility::formatBytes(memory_get_peak_usage(TRUE) - $standardMemoryUsage));
file_get_contents($file);
printf('Memory: %s Peak: %s' . PHP_EOL, GeneralUtility::formatBytes(memory_get_usage(TRUE) - $standardMemoryUsage), GeneralUtility::formatBytes(memory_get_peak_usage(TRUE) - $standardMemoryUsage));
$fileContents = file_get_contents($file);
printf('Memory: %s Peak: %s' . PHP_EOL, GeneralUtility::formatBytes(memory_get_usage(TRUE) - $standardMemoryUsage), GeneralUtility::formatBytes(memory_get_peak_usage(TRUE) - $standardMemoryUsage));
printf('Memory ratio: memory/filesize = %s' . PHP_EOL, (memory_get_usage(TRUE) - $standardMemoryUsage) / filesize($file));
$json = json_decode(file_get_contents($file), TRUE);
printf('Memory: %s Peak: %s' . PHP_EOL, GeneralUtility::formatBytes(memory_get_usage(TRUE) - $standardMemoryUsage), GeneralUtility::formatBytes(memory_get_peak_usage(TRUE) - $standardMemoryUsage));
printf('Memory ratio: memory/filesize = %s' . PHP_EOL, (memory_get_usage(TRUE) - $standardMemoryUsage) / filesize($file));
printf('Memory ratio: memory/strlen = %s' . PHP_EOL, (memory_get_usage(TRUE) - $standardMemoryUsage) / strlen($fileContents));
printf('Memory ratio: memory/braces = %s' . PHP_EOL, (memory_get_usage(TRUE) - $standardMemoryUsage) / substr_count($fileContents, '{'));
printf('Memory ratio: memory/comma = %s' . PHP_EOL, (memory_get_usage(TRUE) - $standardMemoryUsage) / substr_count($fileContents, ','));
printf('Memory ratio: log(memory)/log(comma) = %s' . PHP_EOL, log(memory_get_usage(TRUE) - $standardMemoryUsage) / log(filesize($file)));
$toMb = 1024 * 1024;
//fputcsv($fileHandle, array(filesize($file) / $toMb, (float)(memory_get_usage(TRUE) - $standardMemoryUsage) / $toMb, (float)(memory_get_peak_usage(TRUE) - $standardMemoryUsage) / $toMb));
fputcsv($fileHandle, array(filesize($file), (double) (memory_get_usage(TRUE) - $standardMemoryUsage), (double) (memory_get_peak_usage(TRUE) - $standardMemoryUsage)));
/**
* Prints the memory usage
*/
public static function printMemorySample()
{
static::$backtraceOffset += 1;
static::debug(sprintf('Memory: %s (max: %s)', GeneralUtility::formatBytes(memory_get_usage(TRUE)), GeneralUtility::formatBytes(memory_get_peak_usage(TRUE))));
static::$backtraceOffset -= 1;
}
