raidz2/fio-jobs/seq-read-qd32-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 [seq-read-qd32-nj4] rw=read bs=1M iodepth=32 numjobs=4