kube-system namespace
(Redirected from Kube-system)
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kube-system
namespace
- Components:
coredns, aws-node, kube-proxy, aws-load-balancer-controller
kubectl -n kube-system kubectl -n kube-system get pods
kubectl describe sa -n kube-system kubectl get configmap -n kube-system
Helm install:
- helm install aws-cloudwatch-metrics --namespace kube-system eks/aws-cloudwatch-metrics
- helm install aws-load-balancer-controller
kubectl -n kube-system -l=k8s-app=kube-dns get pods NAME READY STATUS RESTARTS AGE coredns-f47955f89-7ntw4 0/1 Pending 0 3h37m coredns-f47955f89-sl79r 0/1 Pending 0 3h37m
kubectl -n kube-system -l=k8s-app=kube-dns get pods NAME READY STATUS RESTARTS AGE coredns-f47955f89-d95dd 1/1 Running 0 45h coredns-f47955f89-w746j 1/1 Running 0 45h
kubectl get deployment metrics-server -n kube-system
kubectl get secrets -n kube-system
kubectl -n kube-system
Contents
EKS[edit]
kubectl get pods -n kube-system NAME READY STATUS RESTARTS AGE aws-node-4zx4r 1/1 Running 0 4d18h aws-node-hsxyz 1/1 Running 0 4d18h aws-node-w59pg 1/1 Running 0 4d18h coredns-5c778788f4-2xyz 0/1 Pending 0 41h coredns-5c778788f4-dyzk 0/1 Pending 0 41h kube-proxy-m5912 1/1 Running 0 4d18h kube-proxy-vbx32 1/1 Running 0 4d18h kube-proxy-w9v45 1/1 Running 0 4d18h
After installing aws-load-balancer-controller
kubectl -n kube-system get pods NAME READY STATUS RESTARTS AGE aws-load-balancer-controller-5bcbf46bdb-b4znr 1/1 Running 0 2m46s aws-load-balancer-controller-5bcbf46bdb-xgs4s 1/1 Running 0 2m46s aws-node-4zqph 1/1 Running 0 4d23h aws-node-hsxn8 1/1 Running 0 4d23h aws-node-w59pg 1/1 Running 0 4d23h coredns-5c778788f4-2x4vq 1/1 Running 0 45h coredns-5c778788f4-dlhx5 1/1 Running 0 45h kube-proxy-m59nt 1/1 Running 0 4d23h kube-proxy-vbx9q 1/1 Running 0 4d23h kube-proxy-w9vms 1/1 Running 0 4d23h
kubectl describe -n kube-system configmap/aws-auth
Errors[edit]
kube-system 43m Warning ClusterUnhealthy configmap/cluster-autoscaler-status
*Cluster has no ready nodes
Related[edit]
kubectl get namespaces
kubectl get daemonset
kube-dns
,kube-system
Namespacecoredns
aws-node
kube-public
kube-node-lease
kubectl edit service
kubectl edit configmap
See also[edit]
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