$ sudo fio --bs=4k --ioengine=libaio --iodepth=32 --size=10g --direct=1 --runtime=60 --filename=/dev/sdc1 --rw=randwrite --numjobs=1 --name=test
test: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=32
fio-3.12
Starting 1 process
Jobs: 1 (f=1): [w(1)][100.0%][w=1420KiB/s][w=355 IOPS][eta 00m:00s]
test: (groupid=0, jobs=1): err= 0: pid=3377: Sat Jan  9 15:31:04 2021
  write: IOPS=352, BW=1410KiB/s (1444kB/s)(82.9MiB/60173msec); 0 zone resets
    [ ... ]
Run status group 0 (all jobs):
  WRITE: bw=1410KiB/s (1444kB/s), 1410KiB/s-1410KiB/s (1444kB/s-1444kB/s), io=82.9MiB (86.9MB), run=60173-60173msec
Disk stats (read/write):
  sdc1: ios=114/21208, merge=0/0, ticks=61/1920063, in_queue=1877884, util=98.96%