1KUBERNETES(1) Jan 2015 KUBERNETES(1)
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6 kubectl top node - Display Resource (CPU/Memory/Storage) usage of nodes
7
11 kubectl top node [OPTIONS]
12
16 Display Resource (CPU/Memory/Storage) usage of nodes.
17 The top-node command allows you to see the resource consumption of
20 nodes.
21
25 --heapster-namespace="kube-system"
26 Namespace Heapster service is located in
27 --heapster-port=""
30 Port name in service to use
31 --heapster-scheme="http"
34 Scheme (http or https) to connect to Heapster as
35 --heapster-service="heapster"
38 Name of Heapster service
39 -l, --selector=""
42 Selector (label query) to filter on, supports '=', '==', and
43 '!='.(e.g. -l key1=value1,key2=value2)
44
48 --allow-verification-with-non-compliant-keys=false
49 Allow a SignatureVerifier to use keys which are technically
50 non-compliant with RFC6962.
51 --alsologtostderr=false
54 log to standard error as well as files
55 --application-metrics-count-limit=100
58 Max number of application metrics to store (per container)
59 --as=""
62 Username to impersonate for the operation
63 --as-group=[]
66 Group to impersonate for the operation, this flag can be repeated
67 to specify multiple groups.
68 --azure-container-registry-config=""
71 Path to the file containing Azure container registry configuration
72 information.
73 --boot-id-file="/proc/sys/kernel/random/boot_id"
76 Comma-separated list of files to check for boot-id. Use the first
77 one that exists.
78 --cache-dir="/builddir/.kube/http-cache"
81 Default HTTP cache directory
82 --certificate-authority=""
85 Path to a cert file for the certificate authority
86 --client-certificate=""
89 Path to a client certificate file for TLS
90 --client-key=""
93 Path to a client key file for TLS
94 --cloud-provider-gce-lb-src-cidrs=130.211.0.0/22,209.85.152.0/22,209.85.204.0/22,35.191.0.0/16
97 CIDRs opened in GCE firewall for LB traffic proxy health checks
98 --cluster=""
101 The name of the kubeconfig cluster to use
102 --container-hints="/etc/cadvisor/container_hints.json"
105 location of the container hints file
106 --containerd="unix:///var/run/containerd.sock"
109 containerd endpoint
110 --context=""
113 The name of the kubeconfig context to use
114 --default-not-ready-toleration-seconds=300
117 Indicates the tolerationSeconds of the toleration for
118 notReady:NoExecute that is added by default to every pod that does not
119 already have such a toleration.
120 --default-unreachable-toleration-seconds=300
123 Indicates the tolerationSeconds of the toleration for unreach‐
124 able:NoExecute that is added by default to every pod that does not
125 already have such a toleration.
126 --docker="unix:///var/run/docker.sock"
129 docker endpoint
130 --docker-env-metadata-whitelist=""
133 a comma-separated list of environment variable keys that needs to
134 be collected for docker containers
135 --docker-only=false
138 Only report docker containers in addition to root stats
139 --docker-root="/var/lib/docker"
142 DEPRECATED: docker root is read from docker info (this is a fall‐
143 back, default: /var/lib/docker)
144 --docker-tls=false
147 use TLS to connect to docker
148 --docker-tls-ca="ca.pem"
151 path to trusted CA
152 --docker-tls-cert="cert.pem"
155 path to client certificate
156 --docker-tls-key="key.pem"
159 path to private key
160 --enable-load-reader=false
163 Whether to enable cpu load reader
164 --event-storage-age-limit="default=0"
167 Max length of time for which to store events (per type). Value is a
168 comma separated list of key values, where the keys are event types
169 (e.g.: creation, oom) or "default" and the value is a duration. Default
170 is applied to all non-specified event types
171 --event-storage-event-limit="default=0"
174 Max number of events to store (per type). Value is a comma sepa‐
175 rated list of key values, where the keys are event types (e.g.: cre‐
176 ation, oom) or "default" and the value is an integer. Default is
177 applied to all non-specified event types
178 --global-housekeeping-interval=1m0s
181 Interval between global housekeepings
182 --google-json-key=""
185 The Google Cloud Platform Service Account JSON Key to use for
186 authentication.
187 --housekeeping-interval=10s
190 Interval between container housekeepings
191 --insecure-skip-tls-verify=false
194 If true, the server's certificate will not be checked for validity.
195 This will make your HTTPS connections insecure
196 --kubeconfig=""
199 Path to the kubeconfig file to use for CLI requests.
200 --log-backtrace-at=:0
203 when logging hits line file:N, emit a stack trace
204 --log-cadvisor-usage=false
207 Whether to log the usage of the cAdvisor container
208 --log-dir=""
211 If non-empty, write log files in this directory
212 --log-flush-frequency=5s
215 Maximum number of seconds between log flushes
216 --logtostderr=true
219 log to standard error instead of files
220 --machine-id-file="/etc/machine-id,/var/lib/dbus/machine-id"
223 Comma-separated list of files to check for machine-id. Use the
224 first one that exists.
225 --match-server-version=false
228 Require server version to match client version
229 --mesos-agent="127.0.0.1:5051"
232 Mesos agent address
233 --mesos-agent-timeout=10s
236 Mesos agent timeout
237 -n, --namespace=""
240 If present, the namespace scope for this CLI request
241 --request-timeout="0"
244 The length of time to wait before giving up on a single server
245 request. Non-zero values should contain a corresponding time unit (e.g.
246 1s, 2m, 3h). A value of zero means don't timeout requests.
247 -s, --server=""
250 The address and port of the Kubernetes API server
251 --stderrthreshold=2
254 logs at or above this threshold go to stderr
255 --storage-driver-buffer-duration=1m0s
258 Writes in the storage driver will be buffered for this duration,
259 and committed to the non memory backends as a single transaction
260 --storage-driver-db="cadvisor"
263 database name
264 --storage-driver-host="localhost:8086"
267 database host:port
268 --storage-driver-password="root"
271 database password
272 --storage-driver-secure=false
275 use secure connection with database
276 --storage-driver-table="stats"
279 table name
280 --storage-driver-user="root"
283 database username
284 --token=""
287 Bearer token for authentication to the API server
288 --user=""
291 The name of the kubeconfig user to use
292 -v, --v=0
295 log level for V logs
296 --version=false
299 Print version information and quit
300 --vmodule=
303 comma-separated list of pattern=N settings for file-filtered log‐
304 ging
305
309 # Show metrics for all nodes
310 kubectl top node
311 # Show metrics for a given node
313 kubectl top node NODE_NAME
314
319 kubectl-top(1),
320
324 January 2015, Originally compiled by Eric Paris (eparis at redhat dot
325 com) based on the kubernetes source material, but hopefully they have
326 been automatically generated since!
327Eric Paris kubernetes User Manuals KUBERNETES(1)