if [ "$useCompression" = true ] ; then
tar -I pigz -xmpf "${currentRestoreDir}/${fileNameBackupExternalDataDir}" -C "${nextcloudLocalExternalDataDir}"
if [ "$useCompression" = true ] ; then
tar -I pigz -xmpf "${currentRestoreDir}/${fileNameBackupExternalDataDir}" -C "${nextcloudLocalExternalDataDir}"