Erlang web framework: Chicago boss

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Presentation at BarcampSaigon 2013 - RMIT 7th July
Presenter: Cường Thái

Published in: Technology, News & Politics
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Erlang web framework: Chicago boss

  1. 1. Erlang Web Framework Cuong Thai www.htk-inc.com bronzeboyvn@gmail.com
  2. 2. 1. Why Erlang? ● concurrency ● distributed ● fault-tolerance 2. Are you kidding me? ● 10 times faster than PHP ● c10k, 1000msg/sec, 24hours, 78Mb 3. Database-driven website. Content
  3. 3. Concurrency Concurrency for our web applications and API backends means that we'd like our htop look like this
  4. 4. Concurrency Erlang is easy capable of spawning hundreds of thousands of processes on a single system running on commodity hard-ware.
  5. 5. Distributed You can have a number of machines across net-work happily chatting with another. Bill Zoey Rick Daryl
  6. 6. Distributed Process communication by copying Location transparency (clustering) Bill Zoey RickRickRickRickRickRick Daryl
  7. 7. Fault-tolerance
  8. 8. Fault-tolerance
  9. 9. Fault-tolerance
  10. 10. Fault-tolerance
  11. 11. Fault-tolerance
  12. 12. Are you kidding me? “With PHP framework you typically see page generation times between 150 and 600 milliseconds. Zotonic has a typical page generation time of 10 milliseconds or less.” How about you, Chicago Boss?
  13. 13. siege -c15 http://localhost:8001/admin -b -t30s ** SIEGE 2.72 ** Preparing 15 concurrent users for battle. The server is now under siege... Lifting the server siege... done. Transactions: 21144 hits Availability: 100.00 % Elapsed time: 29.12 secs Data transferred: 116.59 MB Response time: 0.02 secs Transaction rate: 726.10 trans/sec Throughput: 4.00 MB/sec Concurrency: 14.98 Successful transactions: 21144 Failed transactions: 0 Longest transaction: 0.05 Shortest transaction: 0.00
  14. 14. siege -c150 http://localhost:8001/admin -b -t30s ** SIEGE 2.72 ** Preparing 150 concurrent users for battle. The server is now under siege... Lifting the server siege... done. Transactions: 20247 hits Availability: 100.00 % Elapsed time: 29.32 secs Data transferred: 111.64 MB Response time: 0.22 secs Transaction rate: 690.55 trans/sec Throughput: 3.81 MB/sec Concurrency: 149.36 Successful transactions: 20247 Failed transactions: 0 Longest transaction: 0.46 Shortest transaction: 0.01
  15. 15. Are you kidding me? metabrew.com Richard Jones co-founded and was CTO of last.fm for 6 years
  16. 16. Database-driven website ● Hello World page ● Hello World JSON ● Hello World template ● BossMQ
  17. 17. Q & A
  18. 18. Thank you for your attention! Ref. ● learnyousomeerlang.com ● Erlang and OTP in action (Martin Logan, Eric Merritt, Richard Carlsson) ● metabrew.com ● infrequently.org/2006/03/comet-low-latency-data-for-the-browser/ ● zotonic.com/features ● github.com/evanmiller/ChicagoBoss/wiki/An-Evening-With-Chicago-Boss

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