protected function useThread()
{
if ('auto' == $this->getOption('use_thread')) {
$useThread = false;
if (dmConfig::canSystemCall()) {
$apacheMemoryLimit = dmString::convertBytes(ini_get('memory_limit'));
if ($apacheMemoryLimit < 64 * 1024 * 1024) {
$filesystem = $this->serviceContainer->getService('filesystem');
if ($filesystem->exec('php -r "die(ini_get(\'memory_limit\'));"')) {
$cliMemoryLimit = dmString::convertBytes($filesystem->getLastExec('output'));
$useThread = $cliMemoryLimit >= $apacheMemoryLimit;
}
}
}
$this->setOption('use_thread', $useThread);
}
return $this->getOption('use_thread');
}
protected function willRunOutOfMemory()
{
return ini_get('memory_limit') > -1 && dmString::convertBytes(ini_get('memory_limit')) - memory_get_usage() < 5 * 1024 * 1024;
}