01-27-2019, 02:51 PM
Just got this NVME drive to work in a RockPro64:
ADATA XPG SX8200 PCIE NVME GEN3X4 M.2 2280 480GB SSD (ASX8200NP-480GT-C) W/ BLACK XPG HEATSINK
I am using the Ubuntu minimal 18.04 ayufan image.
With the 4.4 kernel (direct):
rock64@rockpro64:~$ sudo hdparm -tT --direct /dev/nvme0n1
/dev/nvme0n1:
Timing O_DIRECT cached reads: 1214 MB in 2.00 seconds = 606.59 MB/sec
Timing O_DIRECT disk reads: 1834 MB in 3.00 seconds = 610.76 MB/sec
4.4 kernel (from mount):
rock64@rockpro64:/mnt$ sudo hdparm -tT /dev/nvme0n1
/dev/nvme0n1:
Timing cached reads: 3006 MB in 2.00 seconds = 1503.59 MB/sec
Timing buffered disk reads: 2062 MB in 3.00 seconds = 687.12 MB/sec
4.20 kernel (direct):
rock64@rockpro64:~$ sudo hdparm -tT --direct /dev/nvme0n1
/dev/nvme0n1:
Timing O_DIRECT cached reads: 1628 MB in 2.00 seconds = 813.37 MB/sec
Timing O_DIRECT disk reads: 2996 MB in 3.00 seconds = 998.50 MB/sec
rock64@rockpro64:~$ sudo hdparm -tT /dev/nvme0n1
4.20 kernel (from mount):
/dev/nvme0n1:
Timing cached reads: 2668 MB in 2.00 seconds = 1334.56 MB/sec
Timing buffered disk reads: 2218 MB in 3.00 seconds = 738.65 MB/sec
ADATA XPG SX8200 PCIE NVME GEN3X4 M.2 2280 480GB SSD (ASX8200NP-480GT-C) W/ BLACK XPG HEATSINK
I am using the Ubuntu minimal 18.04 ayufan image.
With the 4.4 kernel (direct):
rock64@rockpro64:~$ sudo hdparm -tT --direct /dev/nvme0n1
/dev/nvme0n1:
Timing O_DIRECT cached reads: 1214 MB in 2.00 seconds = 606.59 MB/sec
Timing O_DIRECT disk reads: 1834 MB in 3.00 seconds = 610.76 MB/sec
4.4 kernel (from mount):
rock64@rockpro64:/mnt$ sudo hdparm -tT /dev/nvme0n1
/dev/nvme0n1:
Timing cached reads: 3006 MB in 2.00 seconds = 1503.59 MB/sec
Timing buffered disk reads: 2062 MB in 3.00 seconds = 687.12 MB/sec
4.20 kernel (direct):
rock64@rockpro64:~$ sudo hdparm -tT --direct /dev/nvme0n1
/dev/nvme0n1:
Timing O_DIRECT cached reads: 1628 MB in 2.00 seconds = 813.37 MB/sec
Timing O_DIRECT disk reads: 2996 MB in 3.00 seconds = 998.50 MB/sec
rock64@rockpro64:~$ sudo hdparm -tT /dev/nvme0n1
4.20 kernel (from mount):
/dev/nvme0n1:
Timing cached reads: 2668 MB in 2.00 seconds = 1334.56 MB/sec
Timing buffered disk reads: 2218 MB in 3.00 seconds = 738.65 MB/sec