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18522Re: [rest-discuss] atom pub/high usage

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  • Jan Algermissen
    Feb 6, 2012
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      On Feb 6, 2012, at 2:51 PM, Greg Young wrote:

      > There is good reason to switch to push as FREQUENCY of messages gets
      > higher. Try polling the twitter stream.

      Well, try pushing the Twitter stream to zillions of clients :-)

      What I was referring to is to split the stream in archived (==static) pages that are then cacheable.

      Jan


      >
      > On Mon, Feb 6, 2012 at 8:48 AM, Jan Algermissen
      > <jan.algermissen@...> wrote:
      >>
      >> On Feb 6, 2012, at 2:36 PM, Greg Young wrote:
      >>
      >>> Its pretty well known how to do a quick pub/sub with atom pub. If we
      >>> get loads and loads of consumers though it might be beneficial to say
      >>> hang a http connection
      >>
      >> Huh? Are you saying, you want to switch from polling to push when number of users grow?
      >>
      >> I'd suggest that, the more number of users you have, the less is push a good architectural choice. Better to make use of HTTP caching to decrease umber of requests that actually hit your backend.
      >>
      >> Look at archived feeds for this purpose <http://tools.ietf.org/html/rfc5005> or check out <http://roy.gbiv.com/untangled/2008/paper-tigers-and-hidden-dragons> which I think is indeed a very practical solution despite its 'esoteric' appeal at first glance :-)
      >>
      >> If you feel you must use push, then there are solutions already such as XMPP.
      >>
      >>
      >> Jan
      >>
      >>
      >>> and push results down the pipe in near real
      >>> time as opposed to polling (performance optimization only). This can
      >>> be done in a generic way, does anyone happen to know of a system that
      >>> just does that out of the box as opposed to building it?
      >>>
      >>> --
      >>> Le doute n'est pas une condition agréable, mais la certitude est absurde.
      >>>
      >>
      >
      >
      >
      > --
      > Le doute n'est pas une condition agréable, mais la certitude est absurde.
      >
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