Computer Systems Lab 2009-2010 TJHSST Senior Research Project Viability of Browser Based Distributed Computing Siggi Simonarson.

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Presentation transcript:

Computer Systems Lab 2009-2010 TJHSST Senior Research Project Viability of Browser Based Distributed Computing Siggi Simonarson

Overview Current Distributed Systems Internet This Project - Background - Process - Results / Conclusion

Overview Current Distributed Systems Internet This Project - Background - Process - Results / Conclusion

http://www.mathworks.in/company/newsletters/digest/2009/mar/images/po_fig2_wl.gif (Modified)

http://www.vistamedia.info/tips3.html

Overview Current Distributed Systems Internet This Project - Background - Process - Results / Conclusion

http://blog. melchersystem http://blog.melchersystem.com/__oneclick_uploads/2009/06/mapofinternet.png

Overview Current Distributed Systems Internet This Project - Background - Process - Results / Conclusion

Overview Current Distributed Systems Internet This Project - Background - Process - Results / Conclusion

http://www. hackersgarage. com/wp-content/uploads/2009/07/JavaLogo_1-1 http://www.hackersgarage.com/wp-content/uploads/2009/07/JavaLogo_1-1.jpg

Overview Current Distributed Systems Internet This Project - Background - Process - Results / Conclusion

Overview Current Distributed Systems Internet This Project - Background - Process - Results / Conclusion

Size: Nodes: Time (s) Error % Date 1024*1024 1 210 03/12/10 Slow down noticed due to file size 202.5 03/17/10 211 2 114 0.10% 03/24/10 Last pixel missed 114.5 114.6 0.20% Last two pixels missed 3 86.5 85.6 85.7 4 63.1 03/26/10 2 Users started late 63.7 75.7 Excessive Collisions 5 54 59 53.2

Javascript Slowdown Vs. Max Min Median C 1/91 1 1/ 7 C++ 3 1/ 8 Java ½ Python 1/41 24 7

Summary It is possible to do parallel work via Javascript. Javascript makes it easier for volunteers to contribute. Javascript is still too slow. With modern browsers like Chromium running Javascript faster and faster, this may one day be viable.