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Building High PerformanceLarge Scale Web

ApplicationsRavi Mallikarjuniah

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What is covered and what isnot?

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What are we talking about?

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WHAT ARE PERFORMANCEISSUES?

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Key Concepts

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Scalability

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Why is performanceimportant?A lte rn a tive

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What causes performanceproblems?

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Scalability of WebApplications

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HOW TO FIX OR AVOIDPERFORMANCE ISSUES?

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Mostly, Fix = Redesign

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Performance Myths

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HOW TO FIX OR AVOIDPERFORMANCE ISSUES?

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Performance Oriented DesignPrinciples

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Performance controlprinciples

Control by stating the goal rigorously enough and quantitatively determining

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CenteringIndependent principle and can be applied without

conflict

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Centering Independent principle and can be applied without

conflict

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What is Fixing?Fixing in the sense of Anchoring/binding

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Fixing Point Independent principle and can be applied without

conflict

data connections at the earliest feasible point in time, such th

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Fixing Point Independent principle and can be applied without

conflict

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LocalityIndependent principle and can be applied without

conflict

desi red actions, functions, and results to the physical resources used to p

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LocalityIndependent principle and can be applied without

conflict

tions, and results that are close to physical c

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.Principle

Independent principle and can be applied without conflict

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Synergistic Principles

f overall system through cooperation among its processes that

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Shared resources

exclusive access is required, minimize the sum of th

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Minimizes what?

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Parallel Processing

ime can sometimes be reduced by partitioning a computation into multiple co

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Parallel ProcessingPrinciple

hen the processing speedup affects communication overhea

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HOW TO FIX OR AVOIDPERFORMANCE ISSUES?

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What can you do withVSTT2008?

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How to use VSTT?

http://vstt2008qrg.codeplex.com/

http://vstt2008qrg.codeplex.com/http://vstt2008qrg.codeplex.com/

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Measure and Reportregularly

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Fixing Performance Issues

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HOW TO FIX OR AVOIDPERFORMANCE ISSUES?

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ASP.Net performance tips

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ASP.Net Performance tips

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ASP.Net Performance tips

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ASP.Net Performance tips

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Viewstate

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HOW TO FIX OR AVOIDPERFORMANCE ISSUES?

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SQL Server

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SQL Server Performance Tips

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SQL Server Performance Tips

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SQL Server Performance Tips

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SOFTWAREPERFORMANCE PROCESSAND BEST PRACTICES

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Performance Process

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Best Practices

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References

Performance Solutions A Practical Guide ToCreating Responsive, Scalable Software. By Connie U. Smith and Lloyd G. Williams

http://msdn.microsoft.com http://vstt2008qrg.codeplex.com/

http://msdn.microsoft.com/http://vstt2008qrg.codeplex.com/http://vstt2008qrg.codeplex.com/http://msdn.microsoft.com/

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