Published articles on Kubernetes, GitOps and observability — on the OpsTree engineering blog and Medium.
How to make sure critical workloads get scheduled ahead of everything else. Covers defining priority classes, the integer priority range, and configuring preemption so higher-priority pods can evict lower-priority ones when a cluster is resource-constrained.
Automating TLS certificate issuance and renewal inside a cluster. Walks through installing cert-manager and the Kong ingress controller, then wiring up ClusterIssuers so domain traffic is served over HTTPS without manual certificate handling.
On Argo CD and the architecture underneath GitOps delivery.
Cutting Prometheus memory use by dropping metrics you never query.
All posts on the OpsTree engineering blog: opstree.com/blog/author/sohandogra · On Medium: @Sohan_Dogra