I wouldn't suggest using hdparm for benchmarking, have a look at fio, it's easy to use and revised very detailed and accurate information - https://smcleod.net/

I wouldn't suggest using hdparm for benchmarking, have a look at fio, it's easy to use and revised very detailed and accurate information - https://smcleod.net/tech/2016/04/29/benchmarking-io/ https://smcleod.net/tech/2016/04/29/benchmarking-io/