1OC EX DIAGNOSTICS(1) June 2016 OC EX DIAGNOSTICS(1)
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6 oc ex diagnostics etcdwritevolume - Check the volume of writes against
7 etcd over a time period and classify them by operation and key
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12 oc ex diagnostics etcdwritevolume [OPTIONS]
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17 Runs the EtcdWriteVolume diagnostic.
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20 Check the volume of writes against etcd over a time period and classify
21 them by operation and key
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26 -l, --diaglevel=1
27 Level of diagnostic output: 4: Error, 3: Warn, 2: Notice, 1: Info,
28 0: Debug
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31 --duration="1m"
32 How long to perform the write test
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35 --host=false
36 If true, look for systemd and journald units even without mas‐
37 ter/node config
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40 --loglevel=0
41 Set the level of log output (0-10)
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44 --logspec=""
45 Set per module logging with file|pattern=LEVEL,...
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48 --master-config=""
49 Path to master config file (implies --host)
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52 --node-config=""
53 Path to node config file (implies --host)
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58 --allow_verification_with_non_compliant_keys=false
59 Allow a SignatureVerifier to use keys which are technically
60 non-compliant with RFC6962.
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63 --alsologtostderr=false
64 log to standard error as well as files
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67 --application_metrics_count_limit=100
68 Max number of application metrics to store (per container)
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71 --as=""
72 Username to impersonate for the operation
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75 --as-group=[]
76 Group to impersonate for the operation, this flag can be repeated
77 to specify multiple groups.
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80 --azure-container-registry-config=""
81 Path to the file containing Azure container registry configuration
82 information.
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85 --boot_id_file="/proc/sys/kernel/random/boot_id"
86 Comma-separated list of files to check for boot-id. Use the first
87 one that exists.
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90 --cache-dir="/builddir/.kube/http-cache"
91 Default HTTP cache directory
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94 --certificate-authority=""
95 Path to a cert file for the certificate authority
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98 --client-certificate=""
99 Path to a client certificate file for TLS
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102 --client-key=""
103 Path to a client key file for TLS
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106 --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
107 CIDRs opened in GCE firewall for LB traffic proxy health checks
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110 --cluster=""
111 The name of the kubeconfig cluster to use
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114 --container_hints="/etc/cadvisor/container_hints.json"
115 location of the container hints file
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118 --containerd="unix:///var/run/containerd.sock"
119 containerd endpoint
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122 --context=""
123 The name of the kubeconfig context to use
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126 --default-not-ready-toleration-seconds=300
127 Indicates the tolerationSeconds of the toleration for
128 notReady:NoExecute that is added by default to every pod that does not
129 already have such a toleration.
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132 --default-unreachable-toleration-seconds=300
133 Indicates the tolerationSeconds of the toleration for unreach‐
134 able:NoExecute that is added by default to every pod that does not
135 already have such a toleration.
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138 --docker="unix:///var/run/docker.sock"
139 docker endpoint
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142 --docker-tls=false
143 use TLS to connect to docker
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146 --docker-tls-ca="ca.pem"
147 path to trusted CA
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150 --docker-tls-cert="cert.pem"
151 path to client certificate
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154 --docker-tls-key="key.pem"
155 path to private key
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158 --docker_env_metadata_whitelist=""
159 a comma-separated list of environment variable keys that needs to
160 be collected for docker containers
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163 --docker_only=false
164 Only report docker containers in addition to root stats
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167 --docker_root="/var/lib/docker"
168 DEPRECATED: docker root is read from docker info (this is a fall‐
169 back, default: /var/lib/docker)
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172 --enable_load_reader=false
173 Whether to enable cpu load reader
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176 --event_storage_age_limit="default=24h"
177 Max length of time for which to store events (per type). Value is a
178 comma separated list of key values, where the keys are event types
179 (e.g.: creation, oom) or "default" and the value is a duration. Default
180 is applied to all non-specified event types
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183 --event_storage_event_limit="default=100000"
184 Max number of events to store (per type). Value is a comma sepa‐
185 rated list of key values, where the keys are event types (e.g.: cre‐
186 ation, oom) or "default" and the value is an integer. Default is
187 applied to all non-specified event types
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190 --global_housekeeping_interval=0
191 Interval between global housekeepings
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194 --housekeeping_interval=0
195 Interval between container housekeepings
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198 --httptest.serve=""
199 if non-empty, httptest.NewServer serves on this address and blocks
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202 --insecure-skip-tls-verify=false
203 If true, the server's certificate will not be checked for validity.
204 This will make your HTTPS connections insecure
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207 --kubeconfig=""
208 Path to the kubeconfig file to use for CLI requests.
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211 --log-flush-frequency=0
212 Maximum number of seconds between log flushes
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215 --log_backtrace_at=:0
216 when logging hits line file:N, emit a stack trace
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219 --log_cadvisor_usage=false
220 Whether to log the usage of the cAdvisor container
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223 --log_dir=""
224 If non-empty, write log files in this directory
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227 --logtostderr=true
228 log to standard error instead of files
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231 --machine_id_file="/etc/machine-id,/var/lib/dbus/machine-id"
232 Comma-separated list of files to check for machine-id. Use the
233 first one that exists.
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236 --match-server-version=false
237 Require server version to match client version
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240 -n, --namespace=""
241 If present, the namespace scope for this CLI request
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244 --request-timeout="0"
245 The length of time to wait before giving up on a single server
246 request. Non-zero values should contain a corresponding time unit (e.g.
247 1s, 2m, 3h). A value of zero means don't timeout requests.
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250 -s, --server=""
251 The address and port of the Kubernetes API server
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254 --stderrthreshold=2
255 logs at or above this threshold go to stderr
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258 --storage_driver_buffer_duration=0
259 Writes in the storage driver will be buffered for this duration,
260 and committed to the non memory backends as a single transaction
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263 --storage_driver_db="cadvisor"
264 database name
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267 --storage_driver_host="localhost:8086"
268 database host:port
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271 --storage_driver_password="root"
272 database password
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275 --storage_driver_secure=false
276 use secure connection with database
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279 --storage_driver_table="stats"
280 table name
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283 --storage_driver_user="root"
284 database username
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287 --token=""
288 Bearer token for authentication to the API server
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291 --user=""
292 The name of the kubeconfig user to use
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295 -v, --v=0
296 log level for V logs
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299 --version=false
300 Print version information and quit
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303 --vmodule=
304 comma-separated list of pattern=N settings for file-filtered log‐
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310 oc-ex-diagnostics(1),
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315 June 2016, Ported from the Kubernetes man-doc generator
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319Openshift Openshift CLI User Manuals OC EX DIAGNOSTICS(1)