public function getSystemInformation()
{
$aData = [];
$aData[] = new SystemInformationRecord('Doctrine ORM', ORMVersion::VERSION, 'Libraries');
$aData[] = new SystemInformationRecord('Doctrine DBAL', DBALVersion::VERSION, 'Libraries');
$aData[] = new SystemInformationRecord('PHP Version', phpversion(), 'System');
$os = new OperatingSystem();
$aData[] = new SystemInformationRecord('Operating System Type', $os->getPlatform(), 'System');
$aData[] = new SystemInformationRecord('Operating System Release', $os->getRelease(), 'System');
$aData[] = new SystemInformationRecord('memory_limit', ini_get('memory_limit'), 'PHP');
$aData[] = new SystemInformationRecord('post_max_size', ini_get('post_max_size'), 'PHP');
$aData[] = new SystemInformationRecord('upload_max_filesize', ini_get('upload_max_filesize'), 'PHP');
$aData[] = new SystemInformationRecord('allow_url_fopen', ini_get('allow_url_fopen'), 'PHP');
$aData[] = new SystemInformationRecord('max_execution_time', ini_get('max_execution_time'), 'PHP');
$queryCache = get_class($this->entityManager->getConfiguration()->getQueryCacheImpl());
$metadataCache = get_class($this->entityManager->getConfiguration()->getMetadataCacheImpl());
$aData[] = new SystemInformationRecord('Query Cache Implementation', $queryCache, 'PHP');
$aData[] = new SystemInformationRecord('Metadata Cache Implementation', $metadataCache, 'PHP');
$aData[] = new SystemInformationRecord('Disk Space (Total)', $this->format_bytes($this->getTotalDiskSpace()), 'PartKeepr');
$aData[] = new SystemInformationRecord('Disk Space (Free)', $this->format_bytes($this->getFreeDiskSpace()), 'PartKeepr');
$aData[] = new SystemInformationRecord('Disk Space (Used)', $this->format_bytes($this->getUsedDiskSpace()), 'PartKeepr');
$aData[] = new SystemInformationRecord('Data Directory', realpath($this->container->getParameter('partkeepr.filesystem.data_directory')), 'PartKeepr');
$aData[] = new SystemInformationRecord('PartKeepr Version', $this->versionService->getCanonicalVersion(), 'PartKeepr');
return $aData;
}