Cloud

Terraform and Kubernetes are not competitors. Terraform provisions the cluster; Kubernetes runs the workloads inside it. With Terraform 1.16.5 and Kubernetes 1.37.1 current, here is exactly where the boundary sits in 2026 — and where the Terraform Kubernetes provider stops working.

Prometheus collects metrics; Grafana visualizes them. A neutral, sourced guide to what each does, where they overlap on alerting, and which to install first.

Every K3s vs K8s comparison on page one is published by a vendor with a stake in the answer, including SUSE, which owns K3s. Here are the verified October 2026 numbers: v1.37.0 shipped 19 days after upstream, the real footprint, the two-item removal list, and a clear verdict.

Datadog starts at $15/host/month. Grafana Cloud Pro is $19/month plus usage. At managed scale they land within 2% of each other - the real differences are custom-metric billing, cardinality, and who operates the stack.

Both start at $15 per host per month. What separates Datadog and Splunk in 2026 is quote-only pricing, SIEM depth and where Cisco is taking the platform.

Most people searching this comparison are asking the wrong question. Airflow schedules batch data pipelines; Temporal runs stateful code that survives crashes. Here is how to tell which one you need.