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Groups > linux.kernel > #1377130

RE: TCP reaching to maximum throughput after a long time

From "Machani, Yaniv" <yanivma@ti.com>
Newsgroups linux.kernel
Subject RE: TCP reaching to maximum throughput after a long time
Date 2016-04-12 21:40 +0200
Message-ID <rncki-4di-21@gated-at.bofh.it> (permalink)
References <rn5su-7hl-21@gated-at.bofh.it> <rn7Xk-zk-13@gated-at.bofh.it> <rn870-W0-17@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Tue, Apr 12, 2016 at 18:04:52, Ben Greear wrote:
> On 04/12/2016 07:52 AM, Eric Dumazet wrote:
> > On Tue, 2016-04-12 at 12:17 +0000, Machani, Yaniv wrote:
>>>
> 
> If you are using 'Cubic' TCP congestion control, then please try 
> something different.
> It was broken last I checked, at least when used with the ath10k driver.
> 

Thanks Ben, this indeed seems to be the issue !
Switching to reno got me to max throughput instantly.

I'm still looking through the thread you have shared, but from what I understand there is no planned fix for it ?

--
Thanks,
Yaniv

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Thread

TCP reaching to maximum throughput after a long time "Machani, Yaniv" <yanivma@ti.com> - 2016-04-12 14:20 +0200
  Re: TCP reaching to maximum throughput after a long time Eric Dumazet <eric.dumazet@gmail.com> - 2016-04-12 17:00 +0200
    Re: TCP reaching to maximum throughput after a long time Ben Greear <greearb@candelatech.com> - 2016-04-12 17:10 +0200
      RE: TCP reaching to maximum throughput after a long time "Machani, Yaniv" <yanivma@ti.com> - 2016-04-12 21:40 +0200
        Re: TCP reaching to maximum throughput after a long time Ben Greear <greearb@candelatech.com> - 2016-04-12 22:20 +0200
          Re: TCP reaching to maximum throughput after a long time Eric Dumazet <eric.dumazet@gmail.com> - 2016-04-12 22:20 +0200
            Re: TCP reaching to maximum throughput after a long time Ben Greear <greearb@candelatech.com> - 2016-04-12 22:30 +0200
              Re: TCP reaching to maximum throughput after a long time Eric Dumazet <eric.dumazet@gmail.com> - 2016-04-12 22:40 +0200
                Re: TCP reaching to maximum throughput after a long time Ben Greear <greearb@candelatech.com> - 2016-04-12 23:50 +0200
                Re: TCP reaching to maximum throughput after a long time Yuchung Cheng <ycheng@google.com> - 2016-04-13 05:10 +0200
                Re: TCP reaching to maximum throughput after a long time Eric Dumazet <eric.dumazet@gmail.com> - 2016-04-13 05:40 +0200
                RE: TCP reaching to maximum throughput after a long time "Machani, Yaniv" <yanivma@ti.com> - 2016-04-13 22:30 +0200
    Re: TCP reaching to maximum throughput after a long time Yuchung Cheng <ycheng@google.com> - 2016-04-12 19:10 +0200

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