Optimizing Ruby User Experience With Ivo Anjo - RUBY 574

Ivo Anjo is a Software Engineer at Datadog. His main focus is the Ruby Language. He is currently working on building a Ruby profiler and was a speaker at RubyKaigi 2022. He returns to the show with Chuck and Valentino to discuss the gvl-tracing gem, a Ruby gem that he recently created. It is a Ruby gem for getting a timeline view of Global VM Lock usage in your Ruby app. Additionally, he describes how this may be applied to improve performance and speed up Ruby Apps.
About this Episode

• Features of gvl-tracing Gem
• Applying Global VM Lock to Ruby Applications
• How Ruby Profiler works
• All about Heap Sampling and its benefits
  
  

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• AppSignal
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Links

• tracing ruby’s (global) vm lock
• GVL Instrumentation API 
• ivoanjo/gvl-tracing
• [EN]Hunting Production Memory Leaks with Heap Sampling / @KnuX and @KJTsanaktsidis - YouTube
• Analyze Ruby Code Performance With Datadog Continuous Profiler | Datadog
• All About Queueing In Rails Applications / Nate Berkopec - YouTube
• Hunting Production Memory Leaks with Heap Sampling - RubyKaigi 2022
• GitHub - zendesk/ruby_memprofiler_pprof: Experimental memory profiler for Ruby that emits pprof files.
• GitHub - bloomberg/memray: Memray is a memory profiler for Python
• subscribe to my newsletter!
• Ivo Anjo.me
• Twitter: @KnuX

Picks

• Charles - Tenpenny Parks | Board Game - BoardGameGeek
• Charles - Keeper of the Lost Cities
• Ivo - Linus Torvalds’ interview snippet where he mentions that “the Ruby people, strange people”, helped a lot in popularizing git
• Ivo - Real World Applications with the Ruby Fiber Scheduler - RubyKaigi 2022
• Ivo - TRICK 2022 (Returns) - RubyKaigi 2022
• Ivo - Megaruby - Running mruby/c programs on Sega Mega Drive - RubyKaigi 2022
• Ivo - The Culture Map by Erin Meyer
• Valentino - First Ruby Friend 
• Valentino - Galactic Unicorn (Pico W Aboard) - Pimoroni

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