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From: Jonathan Morton <chromatix99@gmail.com>
To: Phineas Gage <phineas919@gmail.com>
Cc: codel@lists.bufferbloat.net, make-wifi-fast@lists.bufferbloat.net
Subject: Re: [Make-wifi-fast] Software rate limiting with fq_codel for point-to-point WiFi backhaul links
Date: Fri, 9 Dec 2016 13:39:58 +0200	[thread overview]
Message-ID: <EB6A0AC3-908A-4E80-8283-E31CFC1C1483@gmail.com> (raw)
In-Reply-To: <9BA0F7D8-5A25-4033-A101-38BF001B74EB@gmail.com>


> On 9 Dec, 2016, at 12:12, Phineas Gage <phineas919@gmail.com> wrote:
> 
> Given the half-duplex nature of 802.11 WiFi, is it possible to use fq_codel with software rate limiting on separate hardware from the WiFi radio, while still allowing at or near the full WiFi link rate?

Given that you can’t reliably predict the actual wifi throughput from userspace, and that it will vary over time due to external interference and path attenuation, that would be difficult.

However, you *can* loop both the ingress and egress traffic through a common IFB interface, and shape that - using Cake, even.  That sounds like what you’re trying to experiment with.

 - Jonathan Morton


  reply	other threads:[~2016-12-09 11:40 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-09 10:12 Phineas Gage
2016-12-09 11:39 ` Jonathan Morton [this message]
2016-12-09 12:37   ` Phineas Gage
2016-12-11 11:54     ` Phineas Gage
2016-12-09 13:41 ` David Lang
2016-12-09 14:04   ` Jeremy Harris
2016-12-09 14:20     ` David Lang
2016-12-09 14:37       ` Jeremy Harris
2016-12-09 14:43   ` Phineas Gage
2016-12-09 15:47     ` Noah Causin

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