From: Adrian Popescu <adriannnpopescu@gmail.com>
To: Jonathan Morton <chromatix99@gmail.com>
Cc: Cake List <cake@lists.bufferbloat.net>
Subject: Re: [Cake] CAKE set-associative hashing
Date: Sun, 29 Oct 2017 17:38:38 +0200 [thread overview]
Message-ID: <CAF3M4P3mxVrZaFu0kh6s3cGZtgxwqz-yg0KPCjh9iX99Z18cPg@mail.gmail.com> (raw)
In-Reply-To: <CAJq5cE01YYPBTvZnDJxaktnZyRFJqRXu5njsT8nZkbxj8LofGQ@mail.gmail.com>
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Thank you Jonathan. I'm going over the code to learn more about CAKE. This
set-associative hashing seems to be pretty useful. I'll ask more questions
about the code as I try to understand it better.
On Sun, Oct 29, 2017 at 12:14 PM, Jonathan Morton <chromatix99@gmail.com>
wrote:
> Yes, in the same way as is caused by SFQ's periodic hash perturbation.
>
> However, in Cake this is a rare condition brought on by exceptional load;
> it typically takes hundreds of bulk flows to get an unresolvable
> collision. The use of AQM also means that the extent of reordering is
> reduced due to shorter average queues. Most sane protocols, including
> TCP-SACK, should cope fine.
>
> - Jonathan Morton
>
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next prev parent reply other threads:[~2017-10-29 15:38 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-29 10:07 Adrian Popescu
2017-10-29 10:14 ` Jonathan Morton
2017-10-29 15:38 ` Adrian Popescu [this message]
2017-10-29 22:20 ` Dave Taht
2017-10-29 22:39 ` Jonathan Morton
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