fio

xana-desktop:

./cdm_fio.sh .
Testing in .
Configuration: Size:1024m Loops:2 Write Only Zeroes:0
Running Benchmark, please wait...

Results:

Sequential Read: 1564MB/s IOPS=1
Sequential Write: 1272MB/s IOPS=1

512KB Read: 4830MB/s IOPS=9660
512KB Write: 3016MB/s IOPS=6032

Sequential Q32T1 Read: 1915MB/s IOPS=59
Sequential Q32T1 Write: 1229MB/s IOPS=38

4KB Read: 486MB/s IOPS=124533
4KB Write: 198MB/s IOPS=50739

4KB Q32T1 Read: 56MB/s IOPS=14421
4KB Q32T1 Write: 1MB/s IOPS=297

esta versão não funciona no debian. a minha versão está em anexo.

https://gist.github.com/i3v/99f8ef6c757a5b8e9046b8a47f3a9d5b

mais simples sem fio:
sync; dd if=/dev/zero of=tempfile1 bs=1M count=10240; sync

https://people.freebsd.org/~araujo/bhyve_nvme/nvme.txt