dpdk-testpmd on XDP

[Alessio Igor Bogani]

Hi Stephen,

Here the diff between logs:

# diff vfio.log xdp.log
7,11d6
< EAL: Using IOMMU type 1 (Type 1)
< EAL: Ignore mapping IO port bar(2)
< EAL: Probe PCI driver: net_e1000_igb (8086:1521) device:
0000:15:00.0 (socket 0)
< EAL: Ignore mapping IO port bar(2)
< EAL: Probe PCI driver: net_e1000_igb (8086:1521) device:
0000:15:00.3 (socket 0)
22,23c17,18
< Port 0 Link up at 1 Gbps FDX Autoneg
< Port 1 Link up at 1 Gbps FDX Autoneg
---
> Port 0 Link up at 10 Gbps FDX Autoneg
> Port 1 Link up at 10 Gbps FDX Autoneg
36c31
<       RX desc=512 - RX free threshold=32
---
>       RX desc=0 - RX free threshold=0
40,41c35,36
<       TX desc=512 - TX free threshold=0
<       TX threshold registers: pthresh=8 hthresh=1  wthresh=16
---
>       TX desc=0 - TX free threshold=0
>       TX threshold registers: pthresh=0 hthresh=0  wthresh=0
46c41
<       RX desc=512 - RX free threshold=32
---
>       RX desc=0 - RX free threshold=0
50,51c45,46
<       TX desc=512 - TX free threshold=0
<       TX threshold registers: pthresh=8 hthresh=1  wthresh=16
---
>       TX desc=0 - TX free threshold=0
>       TX threshold registers: pthresh=0 hthresh=0  wthresh=0

I don't know why dpdk-testpmd (using xdp) reports 10 Gbps but NICs are
1 Gbs only...

Ciao,
Alessio