Perf Bytes is the brain child of Mark Tomlinson (LinkedIn) and James Pulley (LinkedIn).  For the past two decades James Pulley and Mark Tomlinson have been entertaining audiences as diverse as software architects and developers to C-level executives. Their conversations are generally always peppered with good humor and memorable anecdotes. You can read more about the work Mark and James are doing at

perfbytes_logoAll the content on this page is copyrighted and owned by Mark Tomlinson (LinkedIn) and James Pulley (LinkedIn). No part of this content might be re-used without permission from the authors.

You can access all the latest episodes at  We are grateful to Mark and James for the permission to link to all the content at

  • Episode 55  –  Episode 60
    • Sharepoint Performance with Andy Grabner
    • What’s Up With HTTP2 Performance
    • PerfBytes Live at STPCON 2015
    • News Of The Damned
    • TBD
  • Episode 51  –  Episode 55
    • Cyber Week Performance 2014
    • PerfBytes 2014 Year In Review
    • Performance’s Deadly Sins
    • Web Services Performance
    • Ten Things Every Developer Should Know
  • Episode 46  –  Episode 50
    • PerfBytes Live BBQ 2.0
    • Bob Wescott’s – The Every Computer Performance Book
    • PerfBytes Live at STPCON Fall 2014
    • Gadget Performance
    • Batch Performance
  • Episode 41  –  Episode 45
    • PerfBytes Live at STPCON Spring 2014
    • Performance During Development
    • News Of Damned
    • Scalability & Estimation
    • Data Driven Performance
  • Episode 36  –  Episode 40
    • Performance Centers Of Excellence
    • Next Generation Performance Testing Tools
    • Continuous Performance Testing
    • Performance Diagnostics Part 1
    • Performance Diagnostics Part 2
  • Episode 31  –  Episode 35
    • Virtual User Tips n’ Tricks Part 1
    • Virtual User Tips n’ Tricks Part 2
    • PerfBytes In Year Review 2013
    • Blame The Tool
    • Dynamic Data Correlation
  • Episode 26  –  Episode 30
    • Performance Test Planning
    • You Might Be A Performance Tester
    • PerfBytes Live at STPCON 2013
    • Mobile and App Device Performance
    • It’s the Frackin Load Balancer
  • Episode 21  –  Episode 25
    • Network Performance
    • Performance In Dev Ops
    • Everything You Forgot About Memory
    • News of the Damned
    • Storage Performance
  • Episode 16  –  Episode 20
    • Mobile Performance Craziness
    • Howto Survive Point Load
    • Performance Analysis
    • Database Performance
    • PerfBytes Live ! 4th of July
  • Episode 11  –  Episode 15
    • Types Of Performance Tests
    • Hiring Top Performance Talent
    • Performance Testing In Production
    • Agile Performance Testing
    • PerfBytes Live ! At STPCON Spring 2013
  • Episode 6 –  Episode 10
    • Performance Resolutions 2013
    • Web Performance Optimization
    • No Fluff Cloud  Performance
    • Performance Monitoring
    • Lamp Stack Performance Tuning
  • Episode 1  –  Episode 5
    • Introduction to PerfBytes
    • Performance in a Virtualized World
    • Holiday Testing
    • Big Web Site Crashes
    • PerformanceRequirements

Perf Bytes is the brain child of Mark Tomlinson (LinkedIn) and James Pulley (LinkedIn). You can read more about the work Mark and James are doing at

Mark Tomlinson (LinkedIn) is a performance engineering and software testing consultant. His career began in 1992 with aMark_Tomlinson comprehensive two-year test for a life-critical transportation system, a project which captured his interest for software testing, quality assurance, and test automation. That first test project sought to prevent trains from running into each other and Mark has metaphorically been preventing “train wrecks” for his customers for the past 20 years. He has broad experience with real-world scenario testing of large and complex systems and is regarded as a leading expert in software testing automation with a specific emphasis on performance.

James Pulley’s (LinkedIn) focus for the past decade has been assisting clients in finding answers to complex questions related tjames_pulleyo load, performance, response time and scalability. James began his career working for Microsoft in the support of Microsoft’s Operarting Systems and Database solutions. After Microsoft James worked for Banyan systems, a pioneer in the integrated directory services model for PC networks. In 2001 James went out on his own, joining PowerTest two years later in an executive role. In 2010, PowerTest’s east coast operations became NewCOE Centers of Excellence in Performance engineering. James has been providing moderation on LoadRunner and associated performance engineering and software quality assurance internet forums since 2002.

Thank You For Visiting & See You Soon

Practical Performance Analyst - NewsLetter

Signup and Stay In Touch

Signup to the Mailing List here at Practical Performance Analyst and Stay In Touch. We promise not to SPAM you.