Re: [hybi] Call for interest: multiplexing dedicated for WebSocket

Takeshi Yoshino <tyoshino@google.com> Mon, 27 May 2013 08:35 UTC

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From: Takeshi Yoshino <tyoshino@google.com>
Date: Mon, 27 May 2013 17:34:41 +0900
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To: Tobias Oberstein <tobias.oberstein@tavendo.de>
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Cc: Simone Bordet <sbordet@intalio.com>, "hybi@ietf.org" <hybi@ietf.org>
Subject: Re: [hybi] Call for interest: multiplexing dedicated for WebSocket
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On Thu, May 23, 2013 at 5:49 AM, Tobias Oberstein <
tobias.oberstein@tavendo.de> wrote:

> The current mux RFC reads:
>
> " The sender MUST use a fair mechanism for selecting which logical
> channel's data to send in the next WebSocket message.  Simple
> implementations may choose a round-robin scheduler, while more
> advanced implementations may adjust priority based on the amount
> or frequency of data sent by each logical channel.
> "
>
> This seems to imply that the app has no control over QoS per stream (i.e.
> "chatty" vs "mass data").
>
> IMHO the app should be able to control that (ultimately effecting buffer
> sizes and priorization/scheduling). If the app has no control chances are
> that people will invent something at the app level. IOW: this is something
> where MUX could really deliver added value (better UX), even if you are not
> a big G and concerned about infrastructure resource costs and world scale
> apps.
>

I'll fix the text. It was written considering only environments that runs
scripts without any knowledge about them such as importance, dependency,
etc.