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Anatomizing Application Performance Differences on Smartphones

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Projects

  • Project 2 - looks good overall
    • trends should be updated
    • be careful about collaboration
  • Project 3
    • questions so far?
    • should be integrated with project 2
      • you should have a total of 10 trends
  • Paper review due tomorrow!

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Discussion Questions

  • Data URI
    • embedding data (e.g., small images) in HTML
  • Methodology - two types of experiments
    • agree or disagree with the approach?
    • advantages over your project 3 setup?
  • Figure 1 results
  • Figure 3b/3c
    • dropped pkts versus long queuing delays
  • Most useful lessons from 3G network characterization?

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Discussion Questions

  • Low uplink throughput and long RTT
    • bad for offloading tasks to cloud?
  • Concurrency
    • limitation per domain?
    • cloudfour.com/mobile - 6 concurrent connections on my phone
  • Figure 8 - video streaming