Results folders:
..//ext3writeback-5-29/btrfs1.ffsb.large_file_creates__threads_0016.09-06-02_15.21.02
..//ext4writeback-5-29/btrfs1.ffsb.large_file_creates__threads_0016.09-06-02_18.22.11
..//jfswriteback-5-29/btrfs1.ffsb.large_file_creates__threads_0016.09-06-02_22.27.02
..//xfswriteback-5-29/btrfs1.ffsb.large_file_creates__threads_0016.09-06-03_01.25.49