Sam Saffron

@sam_saffron@robot.villas

Sam Saffron writes about software performance, Ruby, Discourse, AI, and developer tools.

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Homepage: https://samsaffron.com

Posts

30

Posts

The age of personalized software #Software #AI #Developer
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Nov 23, 2025
Your vibe coded slop PR is not welcome #SoftwareDevelopment #CodeQuality #Developer
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Oct 27, 2025
Claude 3 Opus - First impressions #AI #Claude3 #Tech
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Mar 13, 2024
Debugging hidden memory leaks in Ruby #Ruby #Performance #DevTools
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Oct 15, 2019
Tests that sometimes fail - flaky test tips #SoftwareDevelopment #Testing #DevOps
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May 28, 2019
My i3 window manager setup #Tech #OpenSource #Developer
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Apr 10, 2019
Why I stuck with Windows for 6 years while developing Discourse #SoftwareDevelopment #Windows #Discourse
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Mar 31, 2019
Logster and our error logging strategy at Discourse #SoftwarePerformance #Logging #Discourse
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Jan 2, 2019
Finding where STDOUT/STDERR debug messages are coming from #DevTools #Logging #Ruby
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Aug 7, 2018
Ruby's external malloc problem #Ruby #Performance #Programming
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Jun 13, 2018
An analysis of memory bloat in Active Record 5.2 #Ruby #Performance #Database
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Jun 1, 2018
Managing db schema changes without downtime #Database #DevOps #Performance
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Mar 22, 2018
Reducing String duplication in Ruby #Ruby #Performance #Programming
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Feb 16, 2018
Instrumenting Rails with Prometheus #RubyOnRails #DevOps #Monitoring
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Feb 2, 2018
Debugging 100% CPU usage in production Ruby on Rails systems #RubyOnRails #Performance #Debugging
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Jan 18, 2018
Fastest way to profile a method in Ruby #Ruby #Performance #Programming
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Oct 18, 2017
The current state of Brotli compression #Tech #WebPerformance #Compression
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Jun 15, 2016
WebSockets, caution required! #WebSockets #Performance #DeveloperTools
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Dec 29, 2015
Fixing Discourse performance regressions #Performance #Discourse #Software
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Oct 2, 2015
Debugging memory leaks in Ruby #Ruby #Performance #Debugging
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Mar 31, 2015
Announcing rubybench.org #Ruby #Performance #OpenSource
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Jan 8, 2015
Speeding up Rails 4.2 #RubyOnRails #Performance #DevTools
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Dec 1, 2014
Ruby 2.1 Garbage Collection: ready for production #Ruby #Performance #OpenSource
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Apr 8, 2014
Vintage JavaScript begone #JavaScript #WebDev #Programming
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Jan 15, 2014
Call to Action: Long running Ruby benchmark #Ruby #Performance #Programming
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Dec 11, 2013
Commenting powered by Discourse #Discourse #Software #Performance
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Dec 4, 2013
Demystifying the Ruby GC #Ruby #Performance #GC
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Nov 22, 2013
Live restarts of a supervised unicorn process #SoftwareDevelopment #Performance #DevOps
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Nov 13, 2013
Discourse in a Docker container #Docker #DevOps #Software
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Nov 7, 2013
Discourse as my blogging platform #Discourse #Blogging #Software
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Oct 10, 2013