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Allow collecting of CPU and memory diagnostics when running troubleshoot CLI applications using --memprofile and --cpuprofile flags. These flags accept file paths if where to store the collected runtime data
3.4 KiB
3.4 KiB
preflight
Run and retrieve preflight checks in a cluster
Synopsis
A preflight check is a set of validations that can and should be run to ensure that a cluster meets the requirements to run an application.
preflight [url] [flags]
Options
--as string Username to impersonate for the operation. User could be a regular user or a service account in a namespace.
--as-group stringArray Group to impersonate for the operation, this flag can be repeated to specify multiple groups.
--as-uid string UID to impersonate for the operation.
--cache-dir string Default cache directory (default "$HOME/.kube/cache")
--certificate-authority string Path to a cert file for the certificate authority
--client-certificate string Path to a client certificate file for TLS
--client-key string Path to a client key file for TLS
--cluster string The name of the kubeconfig cluster to use
--collect-without-permissions always run preflight checks even if some require permissions that preflight does not have (default true)
--collector-image string the full name of the collector image to use
--collector-pullpolicy string the pull policy of the collector image
--context string The name of the kubeconfig context to use
--cpuprofile string File path to write cpu profiling data
--debug enable debug logging
--format string output format, one of human, json, yaml. only used when interactive is set to false (default "human")
-h, --help help for preflight
--insecure-skip-tls-verify If true, the server's certificate will not be checked for validity. This will make your HTTPS connections insecure
--interactive interactive preflights (default true)
--kubeconfig string Path to the kubeconfig file to use for CLI requests.
--memprofile string File path to write memory profiling data
-n, --namespace string If present, the namespace scope for this CLI request
-o, --output string specify the output file path for the preflight checks
--request-timeout string The length of time to wait before giving up on a single server request. Non-zero values should contain a corresponding time unit (e.g. 1s, 2m, 3h). A value of zero means don't timeout requests. (default "0")
--selector string selector (label query) to filter remote collection nodes on.
-s, --server string The address and port of the Kubernetes API server
--since string force pod logs collectors to return logs newer than a relative duration like 5s, 2m, or 3h.
--since-time string force pod logs collectors to return logs after a specific date (RFC3339)
--tls-server-name string Server name to use for server certificate validation. If it is not provided, the hostname used to contact the server is used
--token string Bearer token for authentication to the API server
--user string The name of the kubeconfig user to use
SEE ALSO
- preflight version - Print the current version and exit