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Re: Suggestion for NEW Issue: Pipelining problems

From: Harald Tveit Alvestrand <harald@alvestrand.no>
Date: Sat, 21 Jul 2007 11:49:50 -0700
To: "Roy T. Fielding" <fielding@gbiv.com>
Cc: Jamie Lokier <jamie@shareable.org>, yngve@opera.com, HTTP Working Group <ietf-http-wg@w3.org>
Message-ID: <0ED9E6A78237D281323A614B@B50854F0A9192E8EC6CDA126>



--On 20. juli 2007 15:55 -0700 "Roy T. Fielding" <fielding@gbiv.com> wrote:

>
> On Jul 19, 2007, at 7:01 PM, Harald Tveit Alvestrand wrote:
>> actually pipelining (as far as I remember the debates - it is many
>> years ago now) was added in an effort to get HTTP to be a better-
>> behaved network citizen.
>
> That was persistent connections.  Pipelining is keeping the outgoing
> half of the connection in use while waiting for responses.  Persistent
> connections have other benefits beyond congestion control, but that
> was its primary reason for introduction.

You're right, I was mixing the two concepts.
Persistence is necessary for pipelining, but it's possible to implement 
persistence without pipelining (and from the conversation, it seems that 
that's the common case).
Received on Saturday, 21 July 2007 23:12:18 GMT

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