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Prometheus on EKS: What to Actually Alert On (and What to Ignore)
A pragmatic Prometheus setup for EKS: the dozen alerts that catch real incidents, the cardinality traps that melt your memory, and sane retention defaults.
Building CI on Argo Workflows: Kaniko Builds, Exit Handlers, and Reliable Status Reporting
What we learned running CI as Argo Workflows in-cluster: daemonless image builds with Kaniko, exit handlers that always report status, and cache-scope pitfalls.
Wildcard TLS on Kubernetes with cert-manager and the DNS-01 Challenge
How to issue Let’s Encrypt wildcard certificates with cert-manager and DNS-01 on Route53 — IRSA, cross-account assume-role, and the IAM gotchas that bite.
Debugging Kubernetes DNS: A Field Guide to CoreDNS, ndots, and the 5-Second Timeout
Why in-cluster DNS breaks, what ndots:5 really does, where the classic 5-second timeout comes from, and a step-by-step CoreDNS debugging checklist.
Deploy a Kubernetes Cluster on AWS in Under 20 Minutes with SeaGit
Spinning up a production-grade Kubernetes cluster on AWS usually means juggling VPCs, IAM roles, node groups, and a wall of Terraform. With SeaGit you can…
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Prometheus on EKS: What to Actually Alert On (and What to Ignore)
A pragmatic Prometheus setup for EKS: the dozen alerts that catch real incidents, the cardinality traps that melt your memory, and sane retention defaults.
Building CI on Argo Workflows: Kaniko Builds, Exit Handlers, and Reliable Status Reporting
What we learned running CI as Argo Workflows in-cluster: daemonless image builds with Kaniko, exit handlers that always report status, and cache-scope pitfalls.
Wildcard TLS on Kubernetes with cert-manager and the DNS-01 Challenge
How to issue Let’s Encrypt wildcard certificates with cert-manager and DNS-01 on Route53 — IRSA, cross-account assume-role, and the IAM gotchas that bite.
Debugging Kubernetes DNS: A Field Guide to CoreDNS, ndots, and the 5-Second Timeout
Why in-cluster DNS breaks, what ndots:5 really does, where the classic 5-second timeout comes from, and a step-by-step CoreDNS debugging checklist.
Deploy a Kubernetes Cluster on AWS in Under 20 Minutes with SeaGit
Spinning up a production-grade Kubernetes cluster on AWS usually means juggling VPCs, IAM roles, node groups, and a wall of Terraform. With SeaGit you can…