Derek Haynes

Author Articles

Making sense of ActiveRecord joins, includes, preload, and eager_load

Understanding Linux CPU stats

Restricting Process CPU Usage Using nice, cpulimit, and cgroups

LinuxのCPU statsを理解する


Is your Django app slow? Think like a data scientist, not an engineer

Forecasting Web Traffic with Scout and Prophet

Ruby Interpreters: What You Need to Know

Scout APM now supports Python 2.7!

Quick blog post about throughput sparkline feature

11 Awesome Elixir Jobs for 2019 (and some incredible perks)

Ruby Agent 2.4.21 is out with a bug fix, a new configuration option, and a debug option

Start your free 14-day trial today.
No credit card needed.