name	size	time
	../
	snapshot_121.3.hdf5	1.654GB	2018-06-15 06:46 UTC
	snapshot_121.0.hdf5	1.284GB	2018-06-15 06:42 UTC
	snapshot_121.2.hdf5	1.633GB	2018-06-15 06:44 UTC
	snapshot_121.1.hdf5	1.380GB	2018-06-15 06:43 UTC