NVME intel performance on CentOS7.3

[root@c1701 ~]# hdparm -tT   --direct /dev/nvme0n1



/dev/nvme0n1:

 Timing O_DIRECT cached reads:   2512 MB in  2.00 seconds = 1255.72 MB/sec

 Timing O_DIRECT disk reads: 3604 MB in  3.00 seconds = 1200.83 MB/sec

[root@c1701 ~]# hdparm -tT   --direct /dev/nvme0n1



/dev/nvme0n1:

 Timing O_DIRECT cached reads:   2398 MB in  2.00 seconds = 1198.11 MB/sec

 Timing O_DIRECT disk reads: 3720 MB in  3.00 seconds = 1239.86 MB/sec

[root@c1701 ~]#