[Bloat] Google's experiments with QUIC and SPDY
Stephen Hemminger
stephen at networkplumber.org
Fri Jun 28 12:33:15 EDT 2013
On Fri, 28 Jun 2013 01:33:22 -0700
Hal Murray <hmurray at megapathdsl.net> wrote:
> Has anybody tried this stuff in a bloat sensitive environment?
>
> Experimenting with QUIC
> http://blog.chromium.org/2013/06/experimenting-with-quic.html
>
> "QUIC (Quick UDP Internet Connections) is an early-stage network
> protocol we are experimenting with that runs a stream multiplexing
> protocol over a new flavor of Transport Layer Security (TLS) on top of
> UDP instead of TCP. QUIC combines a carefully selected collection of
> techniques to reduce the number of round trips we need as we surf the
> Internet. You can learn more in the design document, but here are some
> of the highlights: ..."
>
>
> SPDY: An experimental protocol for a faster web
> http://www.chromium.org/spdy/spdy-whitepaper
>
> As part of the "Let's make the web faster" initiative, we are experimenting
> with alternative protocols to help reduce the latency of web pages. One of
> these experiments is SPDY (pronounced "SPeeDY"), an application-layer
> protocol for transporting content over the web, designed specifically for
> minimal latency. In addition to a specification of the protocol, we have
> developed a SPDY-enabled Google Chrome browser and open-source web server. In
> lab tests, we have compared the performance of these applications over HTTP
> and SPDY, and have observed up to 64% reductions in page load times in SPDY.
> We hope to engage the open source community to contribute ideas, feedback,
> code, and test results, to make SPDY the next-generation application protocol
> for a faster web.
>
>
From an application point of view TCP is just a latency inducer.
Because end-to-end system engineering is hard, it natural to focus
on the problem at hand.
Is this a repeat of the story, "we don't like slow start and flow control so let's
open lots of connections".
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