raidz2/fio-jobs/rand-read-qd1-nj32.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 [rand-read-qd1-nj32] rw=randread bs=4k iodepth=1 numjobs=32