Practical guides for Kubernetes, VMware, cloud native infrastructure, networking, and automation.
If you have been running a Helm chart for a while and using --reuse-values to carry your previous configuration forward on upgrades, you may have hit an error like the one below after bumping to a new chart version: Error: UPGRADE FAILED: template:…
Read guide →Are you planning or already facing a migration from legacy hypervisors to modern, cloud native platforms? The toughest part usually isn’t compute or storage, it’s networking. If static IPs, subnet constraints, and complex topologies are slowing you down,…
Read guide →The Issue When deploying a Splunk instance using the Splunk Operator on Kubernetes, the default resource limits are set to 4 CPUs and 8GB of RAM. Users often want to increase these limits to better utilize available hardware resources. Additionally, users may…
Read guide →This post teaches the Cilium policy model with clear scenarios and annotated YAML. It matches the style of practical technical blogs, explanation first and code second, with links to the official docs where you will want deeper detail. [lwptoc] Why Cilium…
Read guide →The Issue When using kubectl or oc you may see warnings that your Kubernetes configuration file is readable by group or by everyone. WARNING: Kubernetes configuration file is group-readable. This is insecure. Location: /home/user/cluster/admin-kubeconfig…
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