From Brendan Shephard:

Study a few k8s logging architecture articles:

• to better understand how sidecar containers can be used.
• what high level architecture design will be used for the k8s cluster logging feature?

Logging Architecture

• https://kubernetes.io/docs/concepts/cluster-administration/logging/#cluster-level-logging-architectures
• https://kubernetes.io/docs/concepts/cluster-administration/logging/#how-nodes-handle-container-logs
• https://kubernetes.io/docs/concepts/cluster-administration/logging/#streaming-sidecar-container