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tl;dr - I did some maintenance and upgrades to packages on my small k8s cluster – I added NodeLocal DNSCache (which prompted an upgrade to prometheus and node_exporter along the way). I also upgraded kube-router (v1.0.1 -> v1.2.0), jaeger (1.3.0 -> v1.22.0), cert-manager (v0.16.1 -> v1.2.0), traefik (v2.3.2 -> v2.4.8) and containerd (v.2.7 -> v1.4.4). Welcome to the first (and possibly last) installment of Upgrade Sunday – a series of posts where I share some notes on difficulties/process...| vadosware.io