Showing Post From DevOps
Container image builds in 2026: revisit BuildKit, Buildah and kaniko before you change your CI builder
Picture a payments software company in Pune (an invented example, not a real client). Since 2021 its GitLab runners on Kubernetes have built every service image with gcr.
Read moreFluent Bit, Vector and the OpenTelemetry Collector: revisit your log pipeline before you ship more logs
A logistics company in Pune runs about 600 pods across three Kubernetes clusters. A Fluentd DaemonSet, set up in 2019 with a dozen Ruby plugins, ships about 25 crore log lines a day to Loki.
Read moreArgo CD and Flux: revisit your GitOps controller before you scale or migrate
A platform team in Pune looks after 14 Kubernetes clusters. Most of them are managed by one central Argo CD instance that the team set up in 2021.
Read morePrometheus long-term storage: revisit Thanos, Mimir and VictoriaMetrics before you scale
A platform team runs two Prometheus servers per cluster as an HA pair, with 15 days of local retention. In one quarter, three requests arrive: the SRE lead wants a year of history for capacity planning, a product team adds a customer_id label to a request metric, and the auditors ask what happens to metrics when a disk dies.
Read moreVault and OpenBao: revisit your secrets manager before you renew or migrate
A platform team runs a three-node Vault Community cluster for about sixty services. In one week, a product group asks for its own isolated tenant, which in Vault means namespaces, an Enterprise feature, and finance asks whether the Enterprise quote is really needed.
Read moreIngress NGINX retirement: revisit your Kubernetes ingress before you migrate
A platform team plans its Kubernetes 1.37 upgrade for the next sprint. The cluster checklist is green, except one line nobody owns: the ingress-nginx Helm chart, pinned at 4.
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