From: Oleksandr Natalenko <oleksandr@natalenko.name>
To: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Eric Dumazet <edumazet@google.com>,
"David S . Miller" <davem@davemloft.net>,
netdev <netdev@vger.kernel.org>,
Neal Cardwell <ncardwell@google.com>,
Yuchung Cheng <ycheng@google.com>,
Soheil Hassas Yeganeh <soheil@google.com>
Subject: Re: [PATCH net-next 0/6] tcp: remove non GSO code
Date: Tue, 20 Feb 2018 20:35:14 +0100 [thread overview]
Message-ID: <4964697.hB4CnsZvNY@natalenko.name> (raw)
In-Reply-To: <1519153062.55655.24.camel@gmail.com>
Hi.
On úterý 20. února 2018 19:57:42 CET Eric Dumazet wrote:
> Actually timer drifts are not horrible (at least on my lab hosts)
>
> But BBR has a pessimistic way to sense the burst size, as it is tied to
> TSO/GSO being there.
>
> Following patch helps a lot.
Not really, at least if applied to v4.15.4. Still getting 2 Gbps less between
VMs if using BBR instead of Reno.
Am I doing something wrong?
Oleksandr
next prev parent reply other threads:[~2018-02-20 19:35 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-19 19:56 [PATCH net-next 0/6] tcp: remove non GSO code Eric Dumazet
2018-02-19 19:56 ` [PATCH net-next 1/6] tcp: switch to GSO being always on Eric Dumazet
2018-02-20 1:22 ` kbuild test robot
2018-02-19 19:56 ` [PATCH net-next 2/6] tcp: remove sk_can_gso() use Eric Dumazet
2018-02-19 19:56 ` [PATCH net-next 3/6] tcp: remove sk_check_csum_caps() Eric Dumazet
2018-02-19 19:56 ` [PATCH net-next 4/6] tcp: tcp_sendmsg() only deals with CHECKSUM_PARTIAL Eric Dumazet
2018-02-19 19:56 ` [PATCH net-next 5/6] tcp: remove dead code from tcp_set_skb_tso_segs() Eric Dumazet
2018-02-19 19:56 ` [PATCH net-next 6/6] tcp: remove dead code after CHECKSUM_PARTIAL adoption Eric Dumazet
2018-02-20 1:45 ` [PATCH net-next 0/6] tcp: remove non GSO code Soheil Hassas Yeganeh
2018-02-20 9:32 ` Oleksandr Natalenko
2018-02-20 15:39 ` Eric Dumazet
2018-02-20 18:57 ` Eric Dumazet
2018-02-20 19:35 ` Oleksandr Natalenko [this message]
2018-02-20 19:39 ` Eric Dumazet
2018-02-20 19:51 ` Oleksandr Natalenko
2018-02-20 19:56 ` Eric Dumazet
2018-02-20 20:06 ` Oleksandr Natalenko
2018-02-20 20:09 ` Eric Dumazet
2018-02-20 20:45 ` Oleksandr Natalenko
2018-02-20 23:21 ` Eric Dumazet
2018-02-21 6:14 ` Oleksandr Natalenko
2018-02-21 14:43 ` [PATCH net] tcp_bbr: better deal with suboptimal GSO Eric Dumazet
2018-02-21 15:01 ` Paolo Abeni
2018-02-21 15:09 ` Eric Dumazet
2018-02-21 15:55 ` Paolo Abeni
2018-02-21 15:14 ` Neal Cardwell
2018-02-21 15:18 ` Soheil Hassas Yeganeh
2018-02-22 19:16 ` David Miller
2018-02-21 19:37 ` [PATCH net-next 0/6] tcp: remove non GSO code David Miller
2018-02-28 20:10 ` Marcelo Ricardo Leitner
2018-02-28 20:10 ` Marcelo Ricardo Leitner
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