Subject: Re: [PATCH net-next 0/6] tcp: remove non GSO code

From: Oleksandr Natalenko <[email-masked]>
Date: Wed, 21 Feb 2018 07:14:49 +0100

Hi.

On středa 21. února 2018 0:21:37 CET Eric Dumazet wrote:
> My latest patch (fixing BBR underestimation of cwnd)
> was meant for net tree, on a NIC where SG/TSO/GSO) are disabled.
> 
> ( ie when sk->sk_gso_max_segs is not set to 'infinite' )
> 
> It is packet scheduler independent really.
> 
> Tested here with pfifo_fast, TSO/GSO off.

Well, before the patch with BBR and sg off here it is ~450 Mbps for fq and 
~115 Mbps for pfifo_fast. So, comparing to what I see with the patch (850 and 
200 respectively), it is definitely an improvement.

Thanks.