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Improving Netflix
Performance
Bill Scott
Director, UI Engineering
Netflix




June 23, 2008

                           1
The Plan
!   Accurately measure the full user experience performance

     Prior
     Page    Request      Response   Page...
Measuring: User Experience Performance Tracing




   Prior
           Request    Response   Page
   Page




            ...
Measuring: User Experience Performance Tracing



           A                    D      F    G




   Prior
             ...
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
Improving Netflix Performance
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Improving Netflix Performance

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At Netflix we have implemented round trip tracing to get an accurate measure of the end user performance experience. With this data in hand we are marching through the set of YSlow recommendations + others and tracking the measured improvements.

Published in: Technology, Business
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Transcript of "Improving Netflix Performance"

  1. 1. Improving Netflix Performance Bill Scott Director, UI Engineering Netflix June 23, 2008 1
  2. 2. The Plan ! Accurately measure the full user experience performance Prior Page Request Response Page Web App ! Incrementally improve site performance 2
  3. 3. Measuring: User Experience Performance Tracing Prior Request Response Page Page Web App 3
  4. 4. Measuring: User Experience Performance Tracing A D F G Prior Request Response Page Page Web App 3
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