/**
* The method
* - lists all currently included and required files
* - counts all includes files
* - calculates the total size (combined filesize) of all inclusions.
*/
public static function getIncludedFiles($returnArray = false)
{
// init vars
$includedFiles = $files = $result = [];
$totalSize = 0;
// fetch all included files
$files = get_included_files();
// loop over all included files and sum up filesize
foreach ($files as $file) {
// if system under test, skip virtual file system files,
// as they might be already deleted by tearDown() methods.
if (defined('UNIT_TEST_RUN') or UNIT_TEST_RUN) {
if (stripos($file, 'vfs:/') !== false) {
continue;
}
}
$size = filesize($file);
$includedFiles[] = ['name' => $file, 'size' => $size];
$totalSize += $size;
}
$result = ['count' => count($files), 'size' => \Koch\Functions\Functions::getSize($totalSize), 'files' => $includedFiles];
return $returnArray === true ? $result : self::printR($result);
}
/**
* Get stats and usage Informations for display from APC
* 1. Shared Memory Allocation
* 2. Cache Infos / Meta-Data.
*/
public function stats()
{
$info = [];
// Retrieve APC Version
$info['version'] = phpversion('apc');
$info['phpversion'] = phpversion();
/*
* ========================================================
* Retrieves APC's Shared Memory Allocation information
* ========================================================
*/
$info['sma_info'] = [];
if (true === function_exists('apc_sma_info')) {
$info['sma_info'] = apc_sma_info(true);
// Calculate "APC Memory Size" (Number of Segments * Size of Segment)
$memsize = $info['sma_info']['num_seg'] * $info['sma_info']['seg_size'];
$info['sma_info']['mem_size'] = $memsize;
// Calculate "APC Memory Usage" ( mem_size - avail_mem )
$memusage = $info['sma_info']['mem_size'] - $info['sma_info']['avail_mem'];
$info['sma_info']['mem_used'] = $memusage;
// Calculate "APC Free Memory Percentage" ( mem_size*100/mem_used )
$memsize_total = $info['sma_info']['avail_mem'] * 100;
$avail_mem_percent = sprintf('(%.1f%%)', $memsize_total / $info['sma_info']['mem_size']);
$info['sma_info']['mem_avail_percentage'] = $avail_mem_percent;
}
if (true === function_exists('apc_cache_info')) {
// Retrieves cached information and meta-data from APC's data store
$info['cache_info'] = apc_cache_info();
#\Koch\Debug\Debug::printR(apc_cache_info());
$info['cache_info']['cached_files'] = count($info['cache_info']['cache_list']);
$info['cache_info']['deleted_files'] = count($info['cache_info']['deleted_list']);
/*
* ========================================================
* System Cache Informations
* ========================================================
*/
$info['system_cache_info'] = apc_cache_info('system', false);
// set "false" for details
// Calculate "APC Hit Rate Percentage"
$hits = $info['system_cache_info']['num_hits'] + $info['system_cache_info']['num_misses'];
// div by zero fix
if ($hits === 0) {
$hits = 1;
}
$hit_rate_percentage = $info['system_cache_info']['num_hits'] * 100 / $hits;
$info['system_cache_info']['hit_rate_percentage'] = sprintf('(%.1f%%)', $hit_rate_percentage);
// Calculate "APC Miss Rate Percentage"
$miss_percentage = $info['system_cache_info']['num_misses'] * 100 / $hits;
$info['system_cache_info']['miss_rate_percentage'] = sprintf('(%.1f%%)', $miss_percentage);
$info['system_cache_info']['files_cached'] = count($info['system_cache_info']['cache_list']);
$info['system_cache_info']['files_deleted'] = count($info['system_cache_info']['deleted_list']);
// Request Rate (hits, misses) / cache requests/second
$start_time = time() - $info['system_cache_info']['start_time'];
// div by zero fix
if ($start_time === 0) {
$start_time = 1;
}
$rate = ($info['system_cache_info']['num_hits'] + $info['system_cache_info']['num_misses']) / $start_time;
$info['system_cache_info']['req_rate'] = sprintf('%.2f', $rate);
$hit_rate = $info['system_cache_info']['num_hits'] / $start_time;
$info['system_cache_info']['hit_rate'] = sprintf('%.2f', $hit_rate);
$miss_rate = $info['system_cache_info']['num_misses'] / $start_time;
$info['system_cache_info']['miss_rate'] = sprintf('%.2f', $miss_rate);
$insert_rate = $info['system_cache_info']['num_inserts'] / $start_time;
$info['system_cache_info']['insert_rate'] = sprintf('%.2f', $insert_rate);
// size
if (isset($info['system_cache_info']['mem_size']) and $info['system_cache_info']['mem_size'] > 0) {
$info['system_cache_info']['size_files'] = Functions::getSize($info['system_cache_info']['mem_size']);
} else {
$info['system_cache_info']['size_files'] = 0;
}
}
$info['settings'] = ini_get_all('apc');
/*
* ini_get_all array mod: for each accessvalue
* add the name of the PHP ACCESS CONSTANTS as 'accessname'
* @todo: cleanup?
*/
foreach ($info['settings'] as $key => $value) {
foreach ($value as $key2 => $value2) {
if ($key2 === 'access') {
$name = '';
// accessvalue => constantname
if ($value2 === '1') {
$name = 'PHP_INI_USER';
}
if ($value2 === '2') {
$name = 'PHP_INI_PERDIR';
}
if ($value2 === '4') {
$name = 'PHP_INI_SYSTEM';
}
if ($value2 === '7') {
$name = 'PHP_INI_ALL';
}
// add accessname to the original array
$info['settings'][$key]['accessname'] = $name;
unset($name);
}
}
}
#$info['sma_info']['size_vars'] = Functions::getsize($cache_user['mem_size']);
return $info;
}
