GitOps is becoming the standard of doing continuous delivery. Define your state in Git, automatically update and change the state when pull requests are merged. Within the Kubernetes ecosystem two tools have become very popular for doing this FluxCD and …
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Migrating Kubernetes Resources between ArgoCD Applications
1 min read
I've been using ArgoCD for a while now, and as time went by I started to splitting my Kubernetes resources into smaller ArgoCD Applications. However, I could not figure out clear guidelines on how to do it without downtime. Recently …
Correlating Continuous Deployments with Application Metrics using Grafana's Github Plugin
5 min read
GitOps is becoming the standard of doing continuous deployments. Define your application state in Git, automatically update and change the state when pull requests are merged. This means that deployments happens continuously, usually multiple times a day. There's a good …
Migrating Kubernetes PersistentVolumes across Regions and AZs on AWS
4 min read
Persistent volumes in AWS are tied to one Availability Zone(AZ), therefore if you were to create a cluster in an AZ where the volume is not created in you would not be able to use it. You will need to …
Creating a Low Cost Managed Kubernetes Cluster for Personal Development using Terraform
5 min read
Kubernetes is an open-source system that's popular amongst developers. It automatically deploys, scales, and manages containerized applications. Yet for those working outside of the traditional startup or corporate setting, Kubernetes can be CPU and memory-intensive, disincentivizing developers from using a …
Quick, Pretty and Easy Maintenance Page using Cloudflare Workers & Terraform
3 min read
Maintenance pages are a neat way to inform your users that there are operational changes that require downtime. Cloudflare Workers allows you to execute Javascript and serve HTML close to your users and when Cloudflare manages your DNS it makes …
Github's Awesome Repository Traffic Analytics
2 min read
As someone that loves all types of metrics I was really glad to have discovered Github's traffic analytics. They've been around for a while, but I never knew about them and I wanted to share an introduction to the analytics.
Django A/B testing with Google Optimize
8 min read
Struggling to determine your product’s future path? A/B testing helps you decide if you should take the road less traveled by.
To understand your users and their needs, start by creating two product variations and collecting data points. Google Optimize …
Monitoring Kubernetes InitContainers with Prometheus
1 min read
Kubernetes InitContainers are a neat way to run arbitrary code before your container starts. It ensures that certain pre-conditions are met before your app is up and running. For example it allows you to:
- run database migrations with Django …
6 ways to speed up your CI
8 min read
Waiting for CI to finish slows down development and can be extremely annoying, especially when CI fails and you have to run it again. Let's take a look into approaches on how to speed up your CI and minimize the …
