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From: Andy Furniss <adf.lists@gmail.com>
To: Jonathan Morton <chromatix99@gmail.com>
Cc: Cake@lists.bufferbloat.net
Subject: Re: [Cake] low bandwidth default params best effort vs voice latency.
Date: Sat, 4 Mar 2017 19:28:18 +0000	[thread overview]
Message-ID: <8ceb2396-b38b-8a69-9424-91935ddabc15@gmail.com> (raw)
In-Reply-To: <AD73DDB1-B429-46F9-BB06-E4DF08E5A999@gmail.com>

Jonathan Morton wrote:
>
>> On 4 Mar, 2017, at 20:21, Andy Furniss <adf.lists@gmail.com> wrote:
>>
>> So I mark icmp as ef which does go to voice and repeat the test.
>>
>> It performs slightly worse for max delay.
>
> Hmm.
>
> If I’m reading those fping commands right, you’re sending a total of 36KB/s in ICMP (4x 60pps 150B), which should fit into the 25% Voice allocation on a 2Mbps (250KB/s) uplink.  Under these circumstances, Voice should still be prioritised relative to Best Effort.  Adding over 10ms of RTT is not what’s expected.
>
> Let me think carefully about how this filters through the priority layer.  I may need to tweak it a bit.

Thanks, I should be under rate, though for clarity I am using 3 pingers
so 3x 62pps x (150 + 28 + 34) with my overheads.


  reply	other threads:[~2017-03-04 19:28 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-04 18:21 Andy Furniss
2017-03-04 18:45 ` Jonathan Morton
2017-03-04 19:28   ` Andy Furniss [this message]
2017-03-04 20:27 ` Jonathan Morton
2017-03-04 23:05   ` Dave Taht
2017-03-05 12:43     ` Andy Furniss
2017-03-05 12:37   ` Andy Furniss

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