Fall back to /tmp for createNameSpace
Fall back to /tmp for createNameSpace

Same thing as with file channels - even without ramdisks, this is a good
bet for a quick-access file system.

SKA-ScienceDataProcessor/RC,SKA-ScienceDataProcessor/RC,SKA-ScienceDataProcessor/RC,SKA-ScienceDataProcessor/RC,SKA-ScienceDataProcessor/RC