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Zipkin: a Distributed Tracing Framework

Posted by Johan Oskarsson  on  Feb 08, 2013

Johan Oskarsson explains how Twitter is using Zipkin to trace a pages in order to see their execution path and to determine the time spent for loading for performance monitoring and analysis.

ClojureScript - Better Semantics at Low Low Prices!

Posted by David Nolen  on  Nov 14, 2012 1

David Nolen unveils optimization techniques behind ClojureScript: code size, expression-oriented semantics, numerics, operations on JS primitive types, persistent data structures, etc.

Pushing The Limits of Web Browsers … or Why Speed Matters

Posted by Lars Bak  on  Oct 17, 2012

Lars Bak presents several language virtual machines (Self, Strongtalk, Hotspot), why they matter and how they influenced V8 and Dart. His talk is centered on performance.

Going for Speed: Testing Against Performance Expectations

Posted by Jay Harris  on  Aug 24, 2012

Jay Harris offers tips on using unit testing to improve the performance of applications.

High Performance Mobile

Posted by Steve Souders  on  Aug 10, 2012

Steve Souders discusses the importance of mobile performance, providing advice on creating more responsive mobile apps, and outlining the latest developments in analyzing mobile performance.

Extreme Performance with Java

Posted by Charlie Hunt  on  Aug 03, 2012

Charlie Hunt explains what can be done to lower the latency introduced by the Java GC and JIT, including coding tips, and introducing tools for tuning the performance of Java applications.

Crunching Numbers with Clojure - 11 Tips to Boost Your Performance

Posted by Daniel Solano Gómez  on  Aug 02, 2012

Daniel Solano Gómez shares 11 tips for drastically enhancing the performance of Clojure applications crunching numbers.

Lock-free Algorithms

Posted by Martin Thompson and Michael Barker  on  Apr 30, 2012 1

Martin Thompson and Michael Barker explain how Intel x86_64 processors and their memory model work along with low-level techniques that help creating lock-free software.

Automatic Performance Programming?

Posted by Markus Püschel  on  Apr 26, 2012

Markus Püschel proposes to solve scientific calculation performance problems with code generation tools, introducing Spiral, an automatic performance programming framework for linear transforms.

Everything I Ever Learned about JVM Performance Tuning @twitter

Posted by Attila Szegedi  on  Apr 12, 2012 1

Attila Szegedi shares lessons learned tuning the JVM at Twitter, spending most of his talk discussing memory tuning, CPU usage tuning, and lock contention tuning.

Everything I Ever Learned about JVM Performance Tuning @twitter

Posted by Attila Szegedi  on  Dec 23, 2011 5

Attila Szegedi discusses performance problems encountered at Twitter running Java and Scala applications, presenting how they solve them through JVM tuning.

Understanding Java Garbage Collection and What You Can Do about It

Posted by Gil Tene  on  Dec 05, 2011 14

Gil Tene explains the workings of a garbage collector: terminology, metrics, fundamentals, key mechanisms, classification of current GCs, the “Application Memory Wall” problem, and details Azul C4 GC.

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