name	size	time
	../
	snapshot_021.3.hdf5	1.958GB	2018-06-15 06:24 UTC
	snapshot_021.1.hdf5	1.831GB	2018-06-15 06:20 UTC
	snapshot_021.2.hdf5	1.872GB	2018-06-15 06:22 UTC
	snapshot_021.0.hdf5	1.055GB	2018-06-15 06:19 UTC