raidz2/fio-jobs/mixed-70r30w-qd16-nj4.fio
[global] ioengine=libaio direct=1 directory=/tank-raidz2/bench filename_format=fiofile.$jobnum size=64G runtime=180 time_based=1 ramp_time=10 group_reporting=1 rwmixread=70 [mixed-70r30w-qd16-nj4] rw=randrw bs=4k iodepth=16 numjobs=4