[global] thread=1 group_reporting=1 direct=1 norandommap=1 ioengine=libaio percentile_list=50:90:99:99.5:99.9:99.99:99.999 [4k_rand_read_qd_128] stonewall time_based=1 runtime=60 ramp_time=10 bs=4096 rw=randrw rwmixread=100 iodepth=128 cpumask=0x02 numjobs=1