initial data set size:
24	/mnt/ssd-raid/sysbench/datadir/aria_log.00000001
4	/mnt/ssd-raid/sysbench/datadir/aria_log_control
4	/mnt/ssd-raid/sysbench/datadir/cheetah01.err
33554436	/mnt/ssd-raid/sysbench/datadir/ib_logfile0
12292	/mnt/ssd-raid/sysbench/datadir/ibdata1
12288	/mnt/ssd-raid/sysbench/datadir/ibtmp1
0	/mnt/ssd-raid/sysbench/datadir/multi-master.info
3432	/mnt/ssd-raid/sysbench/datadir/mysql
4	/mnt/ssd-raid/sysbench/datadir/mysql_upgrade_info
8	/mnt/ssd-raid/sysbench/datadir/performance_schema
32104568	/mnt/ssd-raid/sysbench/datadir/sbt
10248	/mnt/ssd-raid/sysbench/datadir/undo001
10248	/mnt/ssd-raid/sysbench/datadir/undo002
10248	/mnt/ssd-raid/sysbench/datadir/undo003

