Results folders:
..//ext311-12/btrfs1.ffsb.random_writes_odirect__threads_0001.09-11-13_13.54.06
..//ext411-12/btrfs1.ffsb.random_writes_odirect__threads_0001.09-11-13_17.08.25
..//jfs11-12/btrfs1.ffsb.random_writes_odirect__threads_0001.09-11-13_20.12.37
..//xfs11-12/btrfs1.ffsb.random_writes_odirect__threads_0001.09-11-13_23.13.31