Use iperf3 test xdp_redirect

[Nian0124]

My topology is H1\H2 at both ends and S1 at the middle node. I load the redirect program of XDP on the two ports in S1 to directly forward packets to the opposite port. As shown in the figure below, there will be a large number of lost or unrecognized packets.

The following is a normal received package, with no XDP program loaded:

Have you ever encountered such a problem?