Results folders:
..//btrfsexp-9-18/btrfs1.ffsb.large_file_creates__threads_0128.09-09-18_19.27.02
..//btrfsexp-9-18-nocow/btrfs1.ffsb.large_file_creates__threads_0128.09-09-18_22.07.27

test_Large_file_creates_num_threads=128.FFSB_Ops_per_Sec.png test_Large_file_creates_num_threads=128.FFSB_CPU.png test_Large_file_creates_num_threads=128.FFSB_Creates.png test_Large_file_creates_num_threads=128.FFSB_Efficiency.png