Resource and cost allocation should be a starting point before optimising Kubernetes applications. Continue reading
Use External Labels with Prometheus Alerts
We are going to customise Prometheus alerts by using external labels. Continue reading
Blue/Green Deployment with Istio: Match Host Header and sourceLabels for Pod to Pod Communication
We are going to deploy two versions of the application, blue and green, and configure Istio routing so that both versions could be accessed at the same time. Continue reading
Migrating HA Kubernetes Cluster from CentOS 7 to Rocky Linux 8
Personally, Rocky Linux 8 is the most anticipated software release of the year! Continue reading
Configure PXE Boot Server for Rocky Linux 8 Kickstart Installation
Rocky Linux is now in GA. Continue reading
Upgrading Homelab Kubernetes Cluster from 1.20 to 1.21
Calico 3.19 has been released with support for Kubernetes 1.21. Continue reading
Moving to TrueNAS and Democratic CSI for Kubernetes Persistent Storage
I read an article about TrueNAS enabling container storage for Kubernetes by using the Democratic CSI driver to provide direct access to the storage system, and jumped right in. Continue reading
AWS EKS AccessDenied: The aws-auth ConfigMap in your cluster is invalid
Deleting a managed node group from AWS EKS. Continue reading
Install MetalLB and Istio Ingress Gateway with Mutual TLS for Kubernetes
Configuring encryption between Kubernetes pods with Istio and mTLS. Continue reading
Upgrading Homelab Kubernetes Cluster from 1.19 to 1.20
Calico 3.18 has been released with support for Kubernetes 1.20, therefore it’s time to upgrade! Continue reading