The following log levels are used in Rancher:
Name | Description |
---|---|
info |
Logs informational messages. This is the default log level. |
debug |
Logs more detailed messages that can be used to debug. |
trace |
Logs very detailed messages on internal functions. This is very verbose and can contain sensitive information. |
How to configure a log level
Kubernetes install
Configure debug log level
$ KUBECONFIG=./kube_config_cluster.yml $ kubectl -n cattle-system get pods -l app=rancher --no-headers -o custom-columns=name:.metadata.name | while read rancherpod; do kubectl -n cattle-system exec $rancherpod -c rancher -- loglevel --set debug; done OK OK OK $ kubectl -n cattle-system logs -l app=rancher -c rancher
Configure info log level
$ KUBECONFIG=./kube_config_cluster.yml $ kubectl -n cattle-system get pods -l app=rancher --no-headers -o custom-columns=name:.metadata.name | while read rancherpod; do kubectl -n cattle-system exec $rancherpod -c rancher -- loglevel --set info; done OK OK OK
Docker Install
Configure debug log level
$ docker exec -ti <container_id> loglevel --set debug OK $ docker logs -f <container_id>
Configure info log level
$ docker exec -ti <container_id> loglevel --set info OK