mirror of https://github.com/k3s-io/k3s
116 lines
4.6 KiB
Markdown
116 lines
4.6 KiB
Markdown
<!-- BEGIN MUNGE: UNVERSIONED_WARNING -->
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<!-- BEGIN STRIP_FOR_RELEASE -->
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<img src="http://kubernetes.io/img/warning.png" alt="WARNING"
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width="25" height="25">
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<img src="http://kubernetes.io/img/warning.png" alt="WARNING"
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width="25" height="25">
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<img src="http://kubernetes.io/img/warning.png" alt="WARNING"
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width="25" height="25">
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<img src="http://kubernetes.io/img/warning.png" alt="WARNING"
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width="25" height="25">
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<img src="http://kubernetes.io/img/warning.png" alt="WARNING"
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width="25" height="25">
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<h2>PLEASE NOTE: This document applies to the HEAD of the source tree</h2>
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If you are using a released version of Kubernetes, you should
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refer to the docs that go with that version.
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<strong>
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The latest release of this document can be found
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[here](http://releases.k8s.io/release-1.1/docs/user-guide/kubectl/kubectl_logs.md).
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Documentation for other releases can be found at
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[releases.k8s.io](http://releases.k8s.io).
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</strong>
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--
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<!-- END STRIP_FOR_RELEASE -->
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<!-- END MUNGE: UNVERSIONED_WARNING -->
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## kubectl logs
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Print the logs for a container in a pod.
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### Synopsis
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Print the logs for a container in a pod. If the pod has only one container, the container name is optional.
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```
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kubectl logs [-f] [-p] POD [-c CONTAINER]
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```
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### Examples
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```
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# Return snapshot logs from pod nginx with only one container
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$ kubectl logs nginx
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# Return snapshot of previous terminated ruby container logs from pod web-1
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$ kubectl logs -p -c ruby web-1
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# Begin streaming the logs of the ruby container in pod web-1
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$ kubectl logs -f -c ruby web-1
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# Display only the most recent 20 lines of output in pod nginx
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$ kubectl logs --tail=20 nginx
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# Show all logs from pod nginx written in the last hour
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$ kubectl logs --since=1h nginx
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```
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### Options
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```
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-c, --container="": Print the logs of this container
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-f, --follow[=false]: Specify if the logs should be streamed.
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--limit-bytes=0: Maximum bytes of logs to return. Defaults to no limit.
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-p, --previous[=false]: If true, print the logs for the previous instance of the container in a pod if it exists.
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--since=0: Only return logs newer than a relative duration like 5s, 2m, or 3h. Defaults to all logs. Only one of since-time / since may be used.
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--since-time="": Only return logs after a specific date (RFC3339). Defaults to all logs. Only one of since-time / since may be used.
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--tail=-1: Lines of recent log file to display. Defaults to -1, showing all log lines.
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--timestamps[=false]: Include timestamps on each line in the log output
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```
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### Options inherited from parent commands
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```
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--alsologtostderr[=false]: log to standard error as well as files
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--api-version="": The API version to use when talking to the server
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--certificate-authority="": Path to a cert. file for the certificate authority.
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--client-certificate="": Path to a client key file for TLS.
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--client-key="": Path to a client key file for TLS.
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--cluster="": The name of the kubeconfig cluster to use
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--context="": The name of the kubeconfig context to use
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--insecure-skip-tls-verify[=false]: If true, the server's certificate will not be checked for validity. This will make your HTTPS connections insecure.
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--kubeconfig="": Path to the kubeconfig file to use for CLI requests.
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--log-backtrace-at=:0: when logging hits line file:N, emit a stack trace
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--log-dir="": If non-empty, write log files in this directory
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--log-flush-frequency=5s: Maximum number of seconds between log flushes
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--logtostderr[=true]: log to standard error instead of files
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--match-server-version[=false]: Require server version to match client version
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--namespace="": If present, the namespace scope for this CLI request.
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--password="": Password for basic authentication to the API server.
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-s, --server="": The address and port of the Kubernetes API server
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--stderrthreshold=2: logs at or above this threshold go to stderr
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--token="": Bearer token for authentication to the API server.
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--user="": The name of the kubeconfig user to use
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--username="": Username for basic authentication to the API server.
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--v=0: log level for V logs
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--vmodule=: comma-separated list of pattern=N settings for file-filtered logging
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```
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### SEE ALSO
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* [kubectl](kubectl.md) - kubectl controls the Kubernetes cluster manager
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###### Auto generated by spf13/cobra on 28-Oct-2015
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<!-- BEGIN MUNGE: GENERATED_ANALYTICS -->
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[]()
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<!-- END MUNGE: GENERATED_ANALYTICS -->
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