kubectl describe pods
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kubectl describe pods kubectl describe pods | grep Unhealthy
Contents
Example: kubernetes-dashboard in EKS
kubectl describe pods
Name: my-release-kubernetes-dashboard-b8c4f9c87-vljqm
Namespace: default
Priority: 0
Node: ip-10-0-3-153.us-east-2.compute.internal/10.0.3.153
Start Time: Tue, 30 Nov 2021 00:09:06 +0300
Labels: app.kubernetes.io/component=kubernetes-dashboard
app.kubernetes.io/instance=my-release
app.kubernetes.io/managed-by=Helm
app.kubernetes.io/name=kubernetes-dashboard
app.kubernetes.io/version=2.4.0
helm.sh/chart=kubernetes-dashboard-5.0.4
pod-template-hash=b8c4f9c87
Annotations: kubernetes.io/psp: eks.privileged
seccomp.security.alpha.kubernetes.io/pod: runtime/default
Status: Running
IP: 10.0.3.167
IPs:
IP: 10.0.3.167
Controlled By: ReplicaSet/my-release-kubernetes-dashboard-b8c4f9c87
Containers:
kubernetes-dashboard:
Container ID: docker://d09b4d275744f4f456f3cef5d1fa3ea29beb57e7695ced2cc84e37b1a52943e5
Image: kubernetesui/dashboard:v2.4.0
Image ID: docker-pullable://kubernetesui/dashboard@sha256:526850ae4ea9aba360e72b6df69fd3126b129d446efe83ac5250282b85f95b7f
Port: 8443/TCP
Host Port: 0/TCP
Args:
--namespace=default
--auto-generate-certificates
--metrics-provider=none
State: Running
Started: Tue, 30 Nov 2021 00:09:14 +0300
Ready: True
Restart Count: 0
Limits:
cpu: 2
memory: 200Mi
Requests:
cpu: 100m
memory: 200Mi
Liveness: http-get https://:8443/ delay=30s timeout=30s period=10s #success=1 #failure=3
Environment: <none>
Mounts:
/certs from kubernetes-dashboard-certs (rw)
/tmp from tmp-volume (rw)
/var/run/secrets/kubernetes.io/serviceaccount from my-release-kubernetes-dashboard-token-v9fvr (ro)
Conditions:
Type Status
Initialized True
Ready True
ContainersReady True
PodScheduled True
Volumes:
kubernetes-dashboard-certs:
Type: Secret (a volume populated by a Secret)
SecretName: my-release-kubernetes-dashboard-certs
Optional: false
tmp-volume:
Type: EmptyDir (a temporary directory that shares a pod's lifetime)
Medium:
SizeLimit: <unset>
my-release-kubernetes-dashboard-token-v9fvr:
Type: Secret (a volume populated by a Secret)
SecretName: my-release-kubernetes-dashboard-token-v9fvr
Optional: false
QoS Class: Burstable
Node-Selectors: <none>
Tolerations: node.kubernetes.io/not-ready:NoExecute op=Exists for 300s
node.kubernetes.io/unreachable:NoExecute op=Exists for 300s
Events: <none>
Example: Grafana in EKS
kubectl describe pods
Name: grafana-65b996b88c-dxg4l
Namespace: default
Priority: 0
Node: ip-192-168-71-222.us-east-2.compute.internal/192.168.71.222
Start Time: Mon, 29 Nov 2021 15:01:50 +0300
Labels: app.kubernetes.io/instance=grafana
app.kubernetes.io/name=grafana
pod-template-hash=65b996b88c
Annotations: checksum/config: a4050f488319bf769d1c8afa79d3cce1dc01de73d491b3516a39582a12f82c44
checksum/dashboards-json-config: 01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b
checksum/sc-dashboard-provider-config: 01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b
checksum/secret: 7076c3f3658be7da8787fea30b2f227b4779eb4f071097eef69e82a413105f3d
kubernetes.io/psp: eks.privileged
Status: Running
IP: 192.168.66.98
IPs:
IP: 192.168.66.98
Controlled By: ReplicaSet/grafana-65b996b88c
Init Containers:
init-chown-data:
Container ID: docker://3b6ec1fa25e20658dbb6cfa4ece98bbed657859bcba43c1de5ef0949c1a61f44
Image: busybox:1.31.1
Image ID: docker-pullable://busybox@sha256:95cf004f559831017cdf4628aaf1bb30133677be8702a8c5f2994629f637a209
Port: <none>
Host Port: <none>
Command:
chown
-R
472:472
/var/lib/grafana
State: Terminated
Reason: Completed
Exit Code: 0
Started: Mon, 29 Nov 2021 15:02:01 +0300
Finished: Mon, 29 Nov 2021 15:02:01 +0300
Ready: True
Restart Count: 0
Environment: <none>
Mounts:
/var/lib/grafana from storage (rw)
/var/run/secrets/kubernetes.io/serviceaccount from kube-api-access-ngqrq (ro)
Containers:
grafana:
Container ID: docker://6f3add583b4726e8acb0bb35663c84204469743eaf7af26b3945391ac5c1f2c2
Image: grafana/grafana:8.2.5
Image ID: docker-pullable://grafana/grafana@sha256:00568d89c4f8a2cfa0d56f0fcd875b23ec8000b743a62f442e1ee91fce9a6e24
Ports: 80/TCP, 3000/TCP
Host Ports: 0/TCP, 0/TCP
State: Running
Started: Mon, 29 Nov 2021 15:02:08 +0300
Ready: True
Restart Count: 0
Liveness: http-get http://:3000/api/health delay=60s timeout=30s period=10s #success=1 #failure=10
Readiness: http-get http://:3000/api/health delay=0s timeout=1s period=10s #success=1 #failure=3
Environment:
GF_SECURITY_ADMIN_USER: <set to the key 'admin-user' in secret 'grafana'> Optional: false
GF_SECURITY_ADMIN_PASSWORD: <set to the key 'admin-password' in secret 'grafana'> Optional: false
GF_PATHS_DATA: /var/lib/grafana/
GF_PATHS_LOGS: /var/log/grafana
GF_PATHS_PLUGINS: /var/lib/grafana/plugins
GF_PATHS_PROVISIONING: /etc/grafana/provisioning
Mounts:
/etc/grafana/grafana.ini from config (rw,path="grafana.ini")
/var/lib/grafana from storage (rw)
/var/run/secrets/kubernetes.io/serviceaccount from kube-api-access-ngqrq (ro)
Conditions:
Type Status
Initialized True
Ready True
ContainersReady True
PodScheduled True
Volumes:
config:
Type: ConfigMap (a volume populated by a ConfigMap)
Name: grafana
Optional: false
storage:
Type: PersistentVolumeClaim (a reference to a PersistentVolumeClaim in the same namespace)
ClaimName: grafana
ReadOnly: false
kube-api-access-ngqrq:
Type: Projected (a volume that contains injected data from multiple sources)
TokenExpirationSeconds: 3607
ConfigMapName: kube-root-ca.crt
ConfigMapOptional: <nil>
DownwardAPI: true
QoS Class: BestEffort
Node-Selectors: <none>
Tolerations: node.kubernetes.io/not-ready:NoExecute op=Exists for 300s
node.kubernetes.io/unreachable:NoExecute op=Exists for 300s
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Normal Scheduled 6m54s default-scheduler Successfully assigned default/grafana-65b996b88c-dxg4l to ip-192-168-71-222.us-east-2.compute.internal
Normal SuccessfulAttachVolume 6m52s attachdetach-controller AttachVolume.Attach succeeded for volume "pvc-87ffbfb1-0e66-4633-84df-9d3c655ee338"
Normal Pulling 6m44s kubelet Pulling image "busybox:1.31.1"
Normal Pulled 6m43s kubelet Successfully pulled image "busybox:1.31.1" in 795.579016ms
Normal Created 6m43s kubelet Created container init-chown-data
Normal Started 6m43s kubelet Started container init-chown-data
Normal Pulling 6m42s kubelet Pulling image "grafana/grafana:8.2.5"
Normal Pulled 6m36s kubelet Successfully pulled image "grafana/grafana:8.2.5" in 5.640256581s
Normal Created 6m36s kubelet Created container grafana
Normal Started 6m36s kubelet Started container grafana
Warning Unhealthy 6m34s (x2 over 6m36s) kubelet Readiness probe failed: Get "http://192.168.66.98:3000/api/health": dial tcp 192.168.66.98:3000: connect: connection refused
Example: Redis in minikube
kubectl describe pod
Name: redis
Namespace: default
Priority: 0
Node: minikube/192.168.99.100
Start Time: Sat, 17 Jul 2021 20:07:06 +0400
Labels: <none>
Annotations: <none>
Status: Running
IP: 172.17.0.5
IPs:
IP: 172.17.0.5
Containers:
redis:
Container ID: docker://f1bf24ad3f84de2d7bdd6a6d734d8f8b051c99ab7b138abfcdfd6af2283c4116
Image: redis
Image ID: docker-pullable://redis@sha256:b6a9fc3535388a6fc04f3bdb83fb4d9d0b4ffd85e7609a6ff2f0f731427823e3
Port: <none>
Host Port: <none>
State: Running
Started: Sat, 17 Jul 2021 20:07:42 +0400
Ready: True
Restart Count: 0
Environment: <none>
Mounts:
/data/redis from redis-storage (rw)
/var/run/secrets/kubernetes.io/serviceaccount from kube-api-access-sck6w (ro)
Conditions:
Type Status
Initialized True
Ready True
ContainersReady True
PodScheduled True
Volumes:
redis-storage:
Type: EmptyDir (a temporary directory that shares a pod's lifetime)
Medium:
SizeLimit: <unset>
kube-api-access-sck6w:
Type: Projected (a volume that contains injected data from multiple sources)
TokenExpirationSeconds: 3607
ConfigMapName: kube-root-ca.crt
ConfigMapOptional: <nil>
DownwardAPI: true
QoS Class: BestEffort
Node-Selectors: <none>
Tolerations: node.kubernetes.io/not-ready:NoExecute op=Exists for 300s
node.kubernetes.io/unreachable:NoExecute op=Exists for 300s
Events: <none>
Events
.../... Normal Pulled 7m50s (x4 over 9m12s) kubelet Container image "123243534.dkr.ecr.eu-central-1.amazonaws.com/your_proyect/elasticsearch:latest" already present on machine Warning BackOff 4m32s (x23 over 9m11s) kubelet Back-off restarting failed container
Related
See also
- Pods:
kubectl apply,kubectl [ pod get | top | delete | describe pods ],InitContainers, PodInitializing, CrashLoopBackOff, ImagePullPolicy:, NodeAffinity, NodeSelector, Terminated kubectl describe [ nodes | pods | deployment | pv | pvc | secrets | configmaps | networkpolicy | job ]kubectl: [cp | config | create|delete|edit | explain |apply|exec|get|set|drain | uncordon | rolling-update|rollout|logs|run|auth|label | annotate|version|top|diff|debug|replace|describe|port-forward | proxy|scale|rollout|api-resources| expose deployment | expose | patch | attach | get endpoints | ~/.kube/config | kubectl logs --help | kubectl --help, kubectl-convert, kubectl autoscale, kubectl.kubernetes.io
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