netdev - Re: Kernel 4.19 network performance - forwarding/routing normal users traffic

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Message-ID: <20a1a7b5-3c95-4a40-5c22-48bc017e9fd7@gmail.com>
Date:   Sat, 10 Nov 2018 07:56:17 -0700
From:   David Ahern <dsahern@...il.com>
To:     Paweł Staszewski <pstaszewski@...are.pl>,
        Jesper Dangaard Brouer <brouer@...hat.com>
Cc:     netdev <netdev@...r.kernel.org>, Yoel Caspersen <yoel@...knet.dk>
Subject: Re: Kernel 4.19 network performance - forwarding/routing normal users
 traffic

On 11/10/18 6:18 AM, Paweł Staszewski wrote:
> 
> ./xdp_fwd enp175s0f0 enp175s0f1
> libbpf: failed to create map (name: 'stats_map'): Operation not permitted
> libbpf: failed to load object './xdp_fwd_kern.o'

Forgot I had increased locked memory:
 ulimit -l unlimited
./xdp_fwd enp175s0f0 enp175s0f1