Results folders:
..//btrfsexp-9-18/btrfs1.ffsb.mail_server__threads_0001.09-09-18_19.41.19
..//btrfsexp-9-18-nocow/btrfs1.ffsb.mail_server__threads_0001.09-09-18_22.17.29

test_Mail_server_simulation._num_threads=1.FFSB_Ops_per_Sec.png test_Mail_server_simulation._num_threads=1.FFSB_CPU.png test_Mail_server_simulation._num_threads=1.FFSB_Reads.png test_Mail_server_simulation._num_threads=1.FFSB_Creates.png test_Mail_server_simulation._num_threads=1.FFSB_Efficiency.png