Ruby Performance Tools

Terms

• Wall time

• CPU time

Benchmark

• evanphx/benchmark-ips
• piotrmurach/benchmark-trend
• piotrmurach/benchmark-malloc
• benchmark-driver/benchmark-driver

Profiling

• rbspy/rbspy Sampling profiler for Ruby.

• ruby built-in profiler

• tmm1/perftools.rb for Ruby < 2.1

• tmm1/stackprof

• ruby-prof/ruby-prof

  C extension, support GraphViz.

• palkan/test-prof

  Ruby Tests Profiling Toolbox

• tmm1/rblineprof

• SamSaffron/flamegraph

• iprofiler + Instruments (macOS only)

Trace

• tmm1/rbtrace
• TracePoint
• TappingDevice

Rack-based app

• MiniProfiler/rack-mini-profiler

Memory

• ko1/allocation_tracer

• SamSaffron/memory_profiler

• schneems/get_process_mem

• socketry/process-metrics

GC

• ko1/gc_tracer
• tmm1/gctools for Ruby 2.1, not recommend for Ruby 2.5

Monitoring

• Prometheus Ruby Client

• Simple Graphite

• Raindrops

Talks on performance, memories

• "Performance Matters" by Emery Berger
• RailsConf 2017: Your App Server Config is Wrong by Nate Berkopec
• RailsConf 2017: Panel: Performance... performance
• RubyConf 2016: Halve Your Memory Usage With These 12 Weird Tricks
• Memory Fragmentation and Bloat in Ruby
• How to Performance (at GORUCO in NYC)

Reading materials

• Ruby 2.1: Out-of-Band GC
• Ruby 2.1: RGenGC
• Ruby 2.1: objspace.so
• Ruby 2.1: Profiling Ruby
• Ruby 2.1: Process.setproctitle()
• Ruby 2.1: Process.clock_gettime()
• Ruby 2.1: Method Cache
• Nothing Lasts Forever: Symbol Collection in Ruby 2.2
• Unraveling String Key Performance in Ruby 2.2
• 36% smaller Rails memory footprint through Benchmarking
• Benchmarking Rack Middleware
• Why does my App's Memory Use Grow Over Time?
• How to optimize Ruby internal

People (A-Z)

• Aaron Patterson (@tenderlove)
• Charles Nutter (@headius)
• Chris Seaton (@ChrisGSeaton)
• Eileen M. Uchitelle (@eileencodes)
• Hongli Lai (@honglilai)
• k0kubun (@k0kubun)
• Nate Berkopec (@nateberkopec)
• Noah Gibbs (@codefolio)
• Richard Schneeman 🤠 (@schneems)
• Sam Saffron (@samsaffron)