Results folders:
..//btrfsexp-9-18/btrfs1.ffsb.large_file_creates__threads_0016.09-09-18_19.18.53
..//btrfsexp-9-18-nocow/btrfs1.ffsb.large_file_creates__threads_0016.09-09-18_22.01.14

test_Large_file_creates_num_threads=16.FFSB_Ops_per_Sec.png test_Large_file_creates_num_threads=16.FFSB_CPU.png test_Large_file_creates_num_threads=16.FFSB_Creates.png test_Large_file_creates_num_threads=16.FFSB_Efficiency.png