1 Kubernets Logging

Blog URL: https://kubernetes.dennyzhang.com/challenges-k8s-logging, Category: concept

1.1 Questions

1.1.1 fluentd monitor only if folder exists

1.1.2 When fluentd scan pod log files, it’s not fast enough.

It will scan every 60 seconds. But my pods may be recreated within 10 seconds.

1.1.3 Multiple log agents for different personas?

1.1.4 kube pods: k8s related pods and pods from k8s add

1.1.5 If each k8s worker node only has one log agent, would logging aggregation run into performance issue?

1.1.6 Can’t turn off feature level logging

1.1.7 CRD: k8s controller issue unavailable issue

• sink deletion when controller is down?