netdev - Re: [PATCH bpf-next 0/7] bpf: Propagate cn to TCP

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Message-ID: <ebbd94ca-b810-36af-11ae-6cdb7969a9ef@gmail.com>
Date:   Tue, 26 Mar 2019 01:13:06 -0700
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     Alexei Starovoitov <alexei.starovoitov@...il.com>,
        Eric Dumazet <eric.dumazet@...il.com>
Cc:     brakmo <brakmo@...com>, netdev <netdev@...r.kernel.org>,
        Martin Lau <kafai@...com>, Alexei Starovoitov <ast@...com>,
        Daniel Borkmann <daniel@...earbox.net>,
        Kernel Team <Kernel-team@...com>
Subject: Re: [PATCH bpf-next 0/7] bpf: Propagate cn to TCP



On 03/25/2019 09:27 PM, Alexei Starovoitov wrote:

> In other words when we're clamping aggregated cgroup bandwidth with this facility
> we may need to drop the only in flight packet for this flow
> and the flow restarts after default 200ms probe timer.

TLP should send a probe that does not depend on 200ms but more on RTT.