Kubernetes
Kubernetes Monitoring with Prometheus and Grafana
2 min readMonitoring is essential for operating Kubernetes clusters effectively. Prometheus and Grafana are two of the most popular open-source tools used to collect, query, and visualize …
How Kubernetes Uses VXLAN for Overlay Networking
4 min readHow Kubernetes Uses VXLAN for Overlay Networking Kubernetes needs to create a virtual network that connects pods across multiple nodes seamlessly. Since these pods reside in …
The Ultimate Guide to Kubernetes Backups for Rancher and RKE2
4 min read“No One Has Ever Gotten Fired for Having Too Many Backups” When running Rancher or RKE2, there’s one mantra to live by: “Always back it up before making a change.” Backups are not …
How to Connect an App Running in GKE to Google Cloud SQL
4 min readHow to Connect an App Running in GKE to Google Cloud SQL Google Kubernetes Engine (GKE) and Google Cloud SQL are powerful, fully managed services provided by Google Cloud Platform. …
KubeBackup: Automating Kubernetes Cluster Backups
3 min readBacking up your Kubernetes cluster is critical for disaster recovery and operational continuity. KubeBackup is a tool designed to simplify cluster backups by exporting YAML …
Exploring Backup Tools for Kubernetes: Velero, Longhorn, and More
3 min readBacking up your Kubernetes cluster is critical for disaster recovery and ensuring continuity. Besides KubeBackup, other tools offer complementary and robust solutions for backing …
Is Your Pod’s Environment Variable Not Resolving a Reference to Another Variable?
4 min readEnvironment variables play a crucial role in configuring Kubernetes Pods, but things can quickly go wrong when these variables fail to reference other variables correctly. This can …
Pulling Data from an etcd Backup: How to Extract a Secret from an etcd Snapshot Without Doing a Full Cluster Restore
4 min readIn Kubernetes, etcd serves as the backend data store for all cluster state, including secrets, configuration data, and application state. But what happens if you need to pull a …