[global] runtime=3600 time_based=1 rw=randrw rwmixread=70 percentage_random=100 blocksize=4k,4k ioengine=libaio buffered=0 direct=1 fsync=1 group_reporting log_avg_msec=1000 continue_on_error=all iodepth=256 iodepth_low=1 latency_target=50ms latency_window=10s latency_percentile=95 [job-sda] filename=/dev/sda [job-sdb] filename=/dev/sdb