Posts

• 10 Jan 2022

  Thoughts about time - part one

  # Not all clocks are equal Talk about working with "time" with software engineers and you're pretty much guaranteed so...
• 26 Jun 2021

  HAProxy - a tale of two queues

  # A tale of two queues In 2020 many services saw a drastic spike in their traffic. We saw almost 5-8x sustained higher...
• 10 Aug 2020

  Scaling RabbitMQ with shared exchanges

  Sharded exchanges can be enabled by using the a plugin with rabbitmq. It is useful for distributing load across multipl...
• 16 Jan 2018

  Good old bash for startup dependency management

  A simple and clean way to wait for dependencies to be available in Unix*y environments. I often use this script to orchestrate my docker containers.
• 10 Dec 2017

  A fun integer overflow bug investigation

  Sometimes we run into weird bugs or buggish situations that are frustrating but are actually fun to solve. I ran into a...
• 30 Jul 2017

  Shoveling data to Redshift with pipes and filters

  Let's say you have a datasource with multiple tables with a few Million rows each. A typical architecture will probably...