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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAK6E8=f2T2wTQKdnyMX9D+Ue-YVU0jQ+y=oxRBb8X_uTzvkkMQ@mail.gmail.com>
Date:   Tue, 20 Sep 2016 11:50:24 -0700
From:   Yuchung Cheng <ycheng@...gle.com>
To:     Stephen Hemminger <stephen@...workplumber.org>
Cc:     Neal Cardwell <ncardwell@...gle.com>,
        David Miller <davem@...emloft.net>,
        netdev <netdev@...r.kernel.org>, Van Jacobson <vanj@...gle.com>,
        Nandita Dukkipati <nanditad@...gle.com>,
        Eric Dumazet <edumazet@...gle.com>,
        Soheil Hassas Yeganeh <soheil@...gle.com>
Subject: Re: [PATCH v4 net-next 16/16] tcp_bbr: add BBR congestion control

On Tue, Sep 20, 2016 at 11:48 AM, Stephen Hemminger
<stephen@...workplumber.org> wrote:
> On Mon, 19 Sep 2016 23:39:23 -0400
> Neal Cardwell <ncardwell@...gle.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 :-)