使用kubectl查看Kubernetes集群里的node节点信息

使用命令行拿到当前Kubernetes集群的所有节点：

kubectl get nodes

查看某个节点的明细：

kubectl describe node shoot--k8s-train--shacw46-worker-l9qsr-z1-5869bb9948-4cz7w

kubectl describe node shoot--k8s-train--shacw46-worker-l9qsr-z1-5869bb9948-4cz7w

Name: shoot--k8s-train--shacw46-worker-l9qsr-z1-5869bb9948-4cz7w

Roles: node

Labels: beta.kubernetes.io/arch=amd64

beta.kubernetes.io/instance-type=n1-standard-4

beta.kubernetes.io/os=linux

failure-domain.beta.kubernetes.io/region=europe-west1

failure-domain.beta.kubernetes.io/zone=europe-west1-b

kubernetes.io/hostname=shoot--k8s-train--shacw46-worker-l9qsr-z1-5869bb9948-4cz7w

kubernetes.io/role=node

node-role.kubernetes.io/node=

worker.garden.sapcloud.io/group=worker-l9qsr

Annotations: node.alpha.kubernetes.io/ttl: 0

projectcalico.org/IPv4Address: 10.250.0.13/32 - 节点IP地址

volumes.kubernetes.io/controller-managed-attach-detach: true

CreationTimestamp: Wed, 21 Nov 2018 22:42:01 +0800

Taints:

Unschedulable: false

Conditions:

Type Status LastHeartbeatTime LastTransitionTime Reason Message

---- ------ ----------------- ------------------ ------ -------

NetworkUnavailable False Wed, 21 Nov 2018 22:42:14 +0800 Wed, 21 Nov 2018 22:42:14 +0800 RouteCreated RouteController created a route

OutOfDisk False Wed, 28 Nov 2018 14:26:17 +0800 Wed, 21 Nov 2018 22:42:01 +0800 KubeletHasSufficientDisk kubelet has sufficient disk space available

MemoryPressure False Wed, 28 Nov 2018 14:26:17 +0800 Wed, 21 Nov 2018 22:42:01 +0800 KubeletHasSufficientMemory kubelet has sufficient memory available

DiskPressure False Wed, 28 Nov 2018 14:26:17 +0800 Wed, 21 Nov 2018 22:42:01 +0800 KubeletHasNoDiskPressure kubelet has no disk pressure

PIDPressure False Wed, 28 Nov 2018 14:26:17 +0800 Wed, 21 Nov 2018 22:42:01 +0800 KubeletHasSufficientPID kubelet has sufficient PID available

Ready True Wed, 28 Nov 2018 14:26:17 +0800 Fri, 23 Nov 2018 15:06:47 +0800 KubeletReady kubelet is posting ready status

Addresses:

InternalIP: 10.250.0.13

ExternalIP: 35.205.130.50

Hostname: shoot--k8s-train-worker-l9qsr-z1-5869bb9948-4cz7w

Capacity:

cpu: 4

ephemeral-storage: 48375392Ki

hugepages-1Gi: 0

hugepages-2Mi: 0

memory: 15396240Ki

pods: 110

Allocatable:

cpu: 4

ephemeral-storage: 47059581301

hugepages-1Gi: 0

hugepages-2Mi: 0

memory: 14245264Ki

pods: 110

System Info:

Machine ID: 929efd015915f7ea9d22f2c017a802b3

System UUID: 929EFD01-5915-F7EA-9D22-F2C017A802B3

Boot ID: f04f09ea-adf7-4f01-a800-9a044718a074

Kernel Version: 4.14.67-coreos

OS Image: Container Linux by CoreOS 1855.4.0 (Rhyolite)

Operating System: linux

Architecture: amd64

Container Runtime Version: docker://18.6.1

Kubelet Version: v1.11.4

Kube-Proxy Version: v1.11.4

PodCIDR: 100.96.9.0/24

ProviderID: gce://diablo-pi-coo-acdc-dev/europe-west1-b/shoot--k8s-train--shacw46-worker-l9qsr-z1-5869bb9948-4cz7w

Pods: not authorized

Events: