1KUBERNETES(1)(kubernetes) KUBERNETES(1)(kubernetes)
2Eric Paris Jan 2015
6
9 kubectl cluster-info - Display cluster info
10
14 kubectl cluster-info [OPTIONS]
15
19 Display addresses of the control plane and services with label kuber‐
20 netes.io/cluster-service=true To further debug and diagnose cluster
21 problems, use 'kubectl cluster-info dump'.
22
26 --add-dir-header=false If true, adds the file directory to the
27 header of the log messages
28 --alsologtostderr=false log to standard error as well as files
31 --application-metrics-count-limit=100 Max number of application
34 metrics to store (per container)
35 --as="" Username to impersonate for the operation
38 --as-group=[] Group to impersonate for the operation, this flag
41 can be repeated to specify multiple groups.
42 --azure-container-registry-config="" Path to the file containing
45 Azure container registry configuration information.
46 --boot-id-file="/proc/sys/kernel/random/boot_id" Comma-separated
49 list of files to check for boot-id. Use the first one that exists.
50 --cache-dir="/builddir/.kube/cache" Default cache directory
53 --certificate-authority="" Path to a cert file for the certificate
56 authority
57 --client-certificate="" Path to a client certificate file for TLS
60 --client-key="" Path to a client key file for TLS
63 --cloud-provider-gce-l7lb-src-cidrs=130.211.0.0/22,35.191.0.0/16
66 CIDRs opened in GCE firewall for L7 LB traffic proxy health
67 checks
68 --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
71 CIDRs opened in GCE firewall for L4 LB traffic proxy health
72 checks
73 --cluster="" The name of the kubeconfig cluster to use
76 --container-hints="/etc/cadvisor/container_hints.json" location of
79 the container hints file
80 --containerd="/run/containerd/containerd.sock" containerd endpoint
83 --containerd-namespace="k8s.io" containerd namespace
86 --context="" The name of the kubeconfig context to use
89 --default-not-ready-toleration-seconds=300 Indicates the tolera‐
92 tionSeconds of the toleration for notReady:NoExecute that is added by
93 default to every pod that does not already have such a toleration.
94 --default-unreachable-toleration-seconds=300 Indicates the tolera‐
97 tionSeconds of the toleration for unreachable:NoExecute that is added
98 by default to every pod that does not already have such a toleration.
99 --disable-root-cgroup-stats=false Disable collecting root Cgroup
102 stats
103 --docker="unix:///var/run/docker.sock" docker endpoint
106 --docker-env-metadata-whitelist="" a comma-separated list of envi‐
109 ronment variable keys matched with specified prefix that needs to be
110 collected for docker containers
111 --docker-only=false Only report docker containers in addition to
114 root stats
115 --docker-root="/var/lib/docker" DEPRECATED: docker root is read
118 from docker info (this is a fallback, default: /var/lib/docker)
119 --docker-tls=false use TLS to connect to docker
122 --docker-tls-ca="ca.pem" path to trusted CA
125 --docker-tls-cert="cert.pem" path to client certificate
128 --docker-tls-key="key.pem" path to private key
131 --enable-load-reader=false Whether to enable cpu load reader
134 --event-storage-age-limit="default=0" Max length of time for which
137 to store events (per type). Value is a comma separated list of key val‐
138 ues, where the keys are event types (e.g.: creation, oom) or "default"
139 and the value is a duration. Default is applied to all non-specified
140 event types
141 --event-storage-event-limit="default=0" Max number of events to
144 store (per type). Value is a comma separated list of key values, where
145 the keys are event types (e.g.: creation, oom) or "default" and the
146 value is an integer. Default is applied to all non-specified event
147 types
148 --global-housekeeping-interval=1m0s Interval between global house‐
151 keepings
152 --housekeeping-interval=10s Interval between container housekeep‐
155 ings
156 --insecure-skip-tls-verify=false If true, the server's certificate
159 will not be checked for validity. This will make your HTTPS connections
160 insecure
161 --kubeconfig="" Path to the kubeconfig file to use for CLI re‐
164 quests.
165 --log-backtrace-at=:0 when logging hits line file:N, emit a stack
168 trace
169 --log-cadvisor-usage=false Whether to log the usage of the cAdvi‐
172 sor container
173 --log-dir="" If non-empty, write log files in this directory
176 --log-file="" If non-empty, use this log file
179 --log-file-max-size=1800 Defines the maximum size a log file can
182 grow to. Unit is megabytes. If the value is 0, the maximum file size is
183 unlimited.
184 --log-flush-frequency=5s Maximum number of seconds between log
187 flushes
188 --logtostderr=true log to standard error instead of files
191 --machine-id-file="/etc/machine-id,/var/lib/dbus/machine-id"
194 Comma-separated list of files to check for machine-id. Use the
195 first one that exists.
196 --match-server-version=false Require server version to match
199 client version
200 -n, --namespace="" If present, the namespace scope for this CLI
203 request
204 --one-output=false If true, only write logs to their native sever‐
207 ity level (vs also writing to each lower severity level)
208 --password="" Password for basic authentication to the API server
211 --profile="none" Name of profile to capture. One of
214 (none|cpu|heap|goroutine|threadcreate|block|mutex)
215 --profile-output="profile.pprof" Name of the file to write the
218 profile to
219 --referenced-reset-interval=0 Reset interval for referenced bytes
222 (container_referenced_bytes metric), number of measurement cycles after
223 which referenced bytes are cleared, if set to 0 referenced bytes are
224 never cleared (default: 0)
225 --request-timeout="0" The length of time to wait before giving up
228 on a single server request. Non-zero values should contain a corre‐
229 sponding time unit (e.g. 1s, 2m, 3h). A value of zero means don't time‐
230 out requests.
231 -s, --server="" The address and port of the Kubernetes API server
234 --skip-headers=false If true, avoid header prefixes in the log
237 messages
238 --skip-log-headers=false If true, avoid headers when opening log
241 files
242 --stderrthreshold=2 logs at or above this threshold go to stderr
245 --storage-driver-buffer-duration=1m0s Writes in the storage driver
248 will be buffered for this duration, and committed to the non memory
249 backends as a single transaction
250 --storage-driver-db="cadvisor" database name
253 --storage-driver-host="localhost:8086" database host:port
256 --storage-driver-password="root" database password
259 --storage-driver-secure=false use secure connection with database
262 --storage-driver-table="stats" table name
265 --storage-driver-user="root" database username
268 --tls-server-name="" Server name to use for server certificate
271 validation. If it is not provided, the hostname used to contact the
272 server is used
273 --token="" Bearer token for authentication to the API server
276 --update-machine-info-interval=5m0s Interval between machine info
279 updates.
280 --user="" The name of the kubeconfig user to use
283 --username="" Username for basic authentication to the API server
286 -v, --v=0 number for the log level verbosity
289 --version=false Print version information and quit
292 --vmodule= comma-separated list of pattern=N settings for
295 file-filtered logging
296 --warnings-as-errors=false Treat warnings received from the server
299 as errors and exit with a non-zero exit code
300
304 # Print the address of the control plane and cluster services
305 kubectl cluster-info
306
311 kubectl(1), kubectl-cluster-info-dump(1),
312
316 January 2015, Originally compiled by Eric Paris (eparis at redhat dot
317 com) based on the kubernetes source material, but hopefully they have
318 been automatically generated since!
319Manuals User KUBERNETES(1)(kubernetes)