Re: [PATCH v4 net-next 16/16] tcp_bbr: add BBR congestion control

[Yuchung Cheng]

On Tue, Sep 20, 2016 at 11:48 AM, Stephen Hemminger
<step...@networkplumber.org> wrote:
> On Mon, 19 Sep 2016 23:39:23 -0400
> Neal Cardwell <ncardw...@google.com> wrote:
>
>> +/* INET_DIAG_BBRINFO */
>> +
>> +struct tcp_bbr_info {
>> +     /* u64 bw: max-filtered BW (app throughput) estimate in Byte per sec: 
>> */
>> +     __u32   bbr_bw_lo;              /* lower 32 bits of bw */
>> +     __u32   bbr_bw_hi;              /* upper 32 bits of bw */
>> +     __u32   bbr_min_rtt;            /* min-filtered RTT in uSec */
>> +     __u32   bbr_pacing_gain;        /* pacing gain shifted left 8 bits */
>> +     __u32   bbr_cwnd_gain;          /* cwnd gain shifted left 8 bits */
>> +};
>> +
>
> I assume there is a change to iproute (ss) to dump this info?
Yes, should come right after :-)