1. Beyond real-time web Matjaž Lipuš, CTO @

2. Agenda Comet Comettechniques Browsertechniques Servers Beyond real-time web | MatjažLipuš

3. The problem Beyond real-time web | Matjaž Lipuš http://alex.dojotoolkit.org

4. Comet Beyond real-time web | Matjaž Lipuš Evolution, not revolution http://alex.dojotoolkit.org

5. Comettechnique Polling Beyond real-time web | Matjaž Lipuš http://www.ape-project.org/comics/1/Chapter-I-common-let-s-push.html

6. Comettechnique Long Polling Data transfer endsconnection Clientre-connectaftereverydata transfer http://alex.dojotoolkit.org Beyond real-time web | Matjaž Lipuš

7. Comettechnique Streaming No re-connect Minimum latency http://alex.dojotoolkit.org Beyond real-time web | Matjaž Lipuš

8. Browsertechniques Beyond real-time web | Matjaž Lipuš XHR polling a lot of "empty" requests XHR interactivestate longpolling Multipart XHR streaming no supportedcrossbrowser

9. Browsertechniques Foreverframe streaming connectiononlycloses on errors or connection "recycling" data is encoded in "envelopes" subdomains document.domain Opera IE: htmlfile ActiveX Scripttag longpolling cross-domain Beyond real-time web | Matjaž Lipuš

10. Browsertechniques Flash/Java Plugin Flash: policyserver Websockets HTML 5 port 80 Beyond real-time web | Matjaž Lipuš

11. Servers Apache, IIS won't cut it. threads or processes fixed resources per request Libraries: http://twistedmatrix.com http://rubyeventmachine.com http://github.com/simonw/nodecast Beyond real-time web | Matjaž Lipuš

12. Servers Criteria performance supportedtechniques serverlanguage clientlibraries license/price JavaScriptlibrary messagedispatching - STOMP protocol reliable messaging addressing - multiple apps PubSub security - SSL, LDAP Beyond real-time web | Matjaž Lipuš

13. Server  Pros: streaming, polling, long polling free, stable nice overview of comet Cons: loadingindicator Beyond real-time web | Matjaž Lipuš http://meteorserver.org

14. Server  Pros: horizontal scaling Web/TCP sockets open source documentation js.io library Cons: development community Beyond real-time web | MatjažLipuš http://orbited.org

15. Server  Pros: documentation webstandards open source 100.000 mess./s comicbook Cons: Linux only Beyond real-time web | Matjaž Lipuš http://www.ape-project.org

16. Server  Pros: freeversion 1 MIO mess./s Multiplesources Automaticfailover Java/.NET clientlibrary Cons: loadingindicator only Linux Beyond real-time web | Matjaž Lipuš http://www.freeliberator.com

17. Server  Pros: early on the scene lotsofclientAPIs Cons: loadingindicator Beyond real-time web | Matjaž Lipuš http://www.lightstreamer.com

18. Server  Pros: "father" ofcomet Dojofundation Cons: documentation examples Beyond real-time web | Matjaž Lipuš http://cometd.org

19. Server  Pros: simple API FreeCommunityEdition Cons: loadingindicator Beyond real-time web | Matjaž Lipuš http://www.stream-hub.com

20. Server  Pros: 1 MIO mess./s Faulttolerantsystem SSL Java, PHP, PerlAPIs RDBMS sources Cons: veryfewinfo. forcommercialproduct Beyond real-time web | Matjaž Lipuš http://www.migratory.ro

21. Comparison One big fat table for: CaplinLiberator Cometd (Python) ErlyComet GlassFish Jetty Lightstreamer Meteor Orbited Persevere RMDS2Web Server Beyond real-time web | Matjaž Lipuš http://cometdaily.com/maturity.html

22. Contact Matjaž Lipuš, CTO e-mail: matjaz@theflowr.com Twitter: @MatjazL