[global] ioengine=libaio size=10g direct=1 runtime=30 ramp_time=10 time_based group_reporting [global] numjobs=4 bs=1m iodepth=8 [seq-write] rw=write stonewall [seq-read] rw=read stonewall [global] numjobs=4 bs=4k iodepth=32 [rand-write-qd32] rw=randwrite stonewall [rand-read-qd32] rw=randread stonewall [global] numjobs=1 bs=4k iodepth=1 [rand-write-qd1] rw=randwrite stonewall [rand-read-qd1] rw=randread stonewall