---
isPrivate: true
title: Containers FAQ
description: Datadog, the leading service for cloud-scale monitoring.
breadcrumbs: Docs > Containers > Containers FAQ
---

# Containers FAQ

- [Host Metrics with the Container Agent](https://docs.datadoghq.com/agent/faq/host-metrics-with-the-container-agent)
- [How do I use Kubernetes secrets to set my API key?](https://docs.datadoghq.com/agent/faq/kubernetes-secrets)
- [How do I run the kubernetes_state check as a cluster check?](https://docs.datadoghq.com/agent/faq/kubernetes-state-cluster-check)
- [Auto-configuration for Autodiscovery](https://docs.datadoghq.com/agent/guide/auto_conf)
- [Template variables used for Autodiscovery](https://docs.datadoghq.com/agent/guide/template_variables)
- [Docker Hub](https://docs.datadoghq.com/agent/faq/docker-hub)
- [How do I build the Cluster Agent?](https://docs.datadoghq.com/containers/faq/build_cluster_agent)
- [Errors during OpenShift upgrade with custom SCCs](https://docs.datadoghq.com/containers/faq/package-server-manager-openshift)
- [Discrepancies in `kubernetes.cpu.*` and `container.cpu.*` metrics](https://docs.datadoghq.com/containers/faq/cpu-usage-metrics)