mirror of https://github.com/k3s-io/k3s
120 lines
4.0 KiB
YAML
120 lines
4.0 KiB
YAML
name: logs
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synopsis: Print the logs for a container in a pod.
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description: |
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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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options:
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- name: container
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shorthand: c
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usage: Print the logs of this container
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- name: follow
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shorthand: f
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default_value: "false"
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usage: Specify if the logs should be streamed.
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- name: include-extended-apis
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default_value: "true"
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usage: |
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If true, include definitions of new APIs via calls to the API server. [default true]
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- name: interactive
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default_value: "false"
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usage: If true, prompt the user for input when required.
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- name: limit-bytes
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default_value: "0"
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usage: Maximum bytes of logs to return. Defaults to no limit.
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- name: previous
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shorthand: p
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default_value: "false"
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usage: |
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If true, print the logs for the previous instance of the container in a pod if it exists.
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- name: since
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default_value: "0"
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usage: |
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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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- name: since-time
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usage: |
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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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- name: tail
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default_value: "-1"
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usage: |
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Lines of recent log file to display. Defaults to -1, showing all log lines.
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- name: timestamps
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default_value: "false"
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usage: Include timestamps on each line in the log output
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inherited_options:
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- name: alsologtostderr
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default_value: "false"
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usage: log to standard error as well as files
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- name: api-version
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usage: |
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DEPRECATED: The API version to use when talking to the server
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- name: as
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usage: Username to impersonate for the operation.
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- name: certificate-authority
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usage: Path to a cert. file for the certificate authority.
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- name: client-certificate
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usage: Path to a client certificate file for TLS.
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- name: client-key
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usage: Path to a client key file for TLS.
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- name: cluster
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usage: The name of the kubeconfig cluster to use
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- name: context
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usage: The name of the kubeconfig context to use
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- name: insecure-skip-tls-verify
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default_value: "false"
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usage: |
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If true, the server's certificate will not be checked for validity. This will make your HTTPS connections insecure.
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- name: kubeconfig
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usage: Path to the kubeconfig file to use for CLI requests.
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- name: log-backtrace-at
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default_value: :0
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usage: when logging hits line file:N, emit a stack trace
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- name: log-dir
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usage: If non-empty, write log files in this directory
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- name: log-flush-frequency
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default_value: 5s
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usage: Maximum number of seconds between log flushes
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- name: logtostderr
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default_value: "true"
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usage: log to standard error instead of files
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- name: match-server-version
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default_value: "false"
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usage: Require server version to match client version
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- name: namespace
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usage: If present, the namespace scope for this CLI request.
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- name: password
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usage: Password for basic authentication to the API server.
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- name: server
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shorthand: s
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usage: The address and port of the Kubernetes API server
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- name: stderrthreshold
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default_value: "2"
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usage: logs at or above this threshold go to stderr
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- name: token
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usage: Bearer token for authentication to the API server.
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- name: user
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usage: The name of the kubeconfig user to use
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- name: username
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usage: Username for basic authentication to the API server.
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- name: v
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default_value: "0"
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usage: log level for V logs
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- name: vmodule
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usage: |
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comma-separated list of pattern=N settings for file-filtered logging
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example: |-
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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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see_also:
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- kubectl
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