RAID 10 is terrible slow with 8x4TB WD Red drives:
Read 170 MB/s
Write 160 MB/s
With RAID 0, 8x4TB:
Read 120 MB/s
Write 170 MB/s
Iperf3 9,9 Gbit/s.
I have jumbo frames enabled.
Local source and target drive is a NVMe. Test file is 20 GB.
Can it be the Core i3-4130? Hmmm, I have no idea.