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| − | [[kubectl describe]] nodes | + | [[kubectl describe nodes (conditions:)|kubectl describe nodes]] | grep [[conditions:]] |
| − | <pre>
| + | [[kubectl describe nodes grep cpu|kubectl describe nodes]] | grep "[[cpu:]]" |
| − | Name: ip-192-168-12-78.us-east-2.compute.internal
| + | [[kubectl describe]] nodes | grep "[[memory:]]" |
| − | Roles: <none>
| + | kubectl describe nodes | grep [[CreationTimestamp]] |
| − | Labels: alpha.eksctl.io/cluster-name=first-eks-cluster
| + | kubectl describe nodes | grep [[InternalIP]] |
| − | alpha.eksctl.io/nodegroup-name=ng-52e4badc
| |
| − | beta.kubernetes.io/arch=amd64
| |
| − | beta.kubernetes.io/instance-type=t3.small
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| − | beta.kubernetes.io/os=linux
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| − | eks.amazonaws.com/capacityType=SPOT
| |
| − | eks.amazonaws.com/nodegroup=ng-52e4badc
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| − | eks.amazonaws.com/nodegroup-image=ami-014b0ee6a978b6ca5
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| − | eks.amazonaws.com/sourceLaunchTemplateId=lt-0b02696b156323f05
| |
| − | eks.amazonaws.com/sourceLaunchTemplateVersion=1
| |
| − | failure-domain.beta.kubernetes.io/region=us-east-2
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| − | failure-domain.beta.kubernetes.io/zone=us-east-2a
| |
| − | kubernetes.io/arch=amd64
| |
| − | kubernetes.io/hostname=ip-192-168-12-78.us-east-2.compute.internal
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| − | kubernetes.io/os=linux
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| − | node.kubernetes.io/instance-type=t3.small
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| − | topology.kubernetes.io/region=us-east-2
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| − | topology.kubernetes.io/zone=us-east-2a
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| − | Annotations: node.alpha.kubernetes.io/ttl: 0
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| − | volumes.kubernetes.io/controller-managed-attach-detach: true
| |
| − | CreationTimestamp: Mon, 29 Nov 2021 00:21:41 +0300
| |
| − | Taints: <none>
| |
| − | Unschedulable: false
| |
| − | Lease:
| |
| − | HolderIdentity: ip-192-168-12-78.us-east-2.compute.internal
| |
| − | AcquireTime: <unset>
| |
| − | RenewTime: Mon, 29 Nov 2021 14:43:04 +0300
| |
| − | Conditions:
| |
| − | Type Status LastHeartbeatTime LastTransitionTime Reason Message
| |
| − | ---- ------ ----------------- ------------------ ------ -------
| |
| − | MemoryPressure False Mon, 29 Nov 2021 14:41:42 +0300 Mon, 29 Nov 2021 00:21:40 +0300 KubeletHasSufficientMemory kubelet has sufficient memory available
| |
| − | DiskPressure False Mon, 29 Nov 2021 14:41:42 +0300 Mon, 29 Nov 2021 00:21:40 +0300 KubeletHasNoDiskPressure kubelet has no disk pressure
| |
| − | PIDPressure False Mon, 29 Nov 2021 14:41:42 +0300 Mon, 29 Nov 2021 00:21:40 +0300 KubeletHasSufficientPID kubelet has sufficient PID available
| |
| − | Ready True Mon, 29 Nov 2021 14:41:42 +0300 Mon, 29 Nov 2021 00:22:02 +0300 KubeletReady kubelet is posting ready status
| |
| − | Addresses:
| |
| − | InternalIP: 192.168.12.78
| |
| − | ExternalIP: 6.145.74.xx
| |
| − | Hostname: ip-192-168-12-78.us-east-2.compute.internal
| |
| − | InternalDNS: ip-192-168-12-78.us-east-2.compute.internal
| |
| − | ExternalDNS: ec2-3-145-74-221.us-east-2.compute.amazonaws.com
| |
| − | Capacity:
| |
| − | attachable-volumes-aws-ebs: 25
| |
| − | cpu: 2
| |
| − | ephemeral-storage: 83873772Ki
| |
| − | hugepages-1Gi: 0
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| − | hugepages-2Mi: 0
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| − | memory: 1994628Ki
| |
| − | pods: 11
| |
| − | Allocatable:
| |
| − | attachable-volumes-aws-ebs: 25
| |
| − | cpu: 1930m
| |
| − | ephemeral-storage: 76224326324
| |
| − | hugepages-1Gi: 0
| |
| − | hugepages-2Mi: 0
| |
| − | memory: 1507204Ki
| |
| − | pods: 11
| |
| − | System Info:
| |
| − | Machine ID: ec22ec5b71867f441eb9c9b550419bab
| |
| − | System UUID: ec22ec5b-7186-7f44-1eb9-c9b550419bab
| |
| − | Boot ID: 6f23f2fb-b1ef-44ea-b869-d7f31c338d55
| |
| − | Kernel Version: 5.4.156-83.273.amzn2.x86_64
| |
| − | OS Image: Amazon Linux 2
| |
| − | Operating System: linux
| |
| − | Architecture: amd64
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| − | Container Runtime Version: docker://20.10.7
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| − | Kubelet Version: v1.21.5-eks-bc4871b
| |
| − | Kube-Proxy Version: v1.21.5-eks-bc4871b
| |
| − | ProviderID: aws:///us-east-2a/i-04bde92ef89395865
| |
| − | Non-terminated Pods: (3 in total)
| |
| − | Namespace Name CPU Requests CPU Limits Memory Requests Memory Limits Age
| |
| − | --------- ---- ------------ ---------- --------------- ------------- ---
| |
| − | kube-system aws-node-9qjgk 10m (0%) 0 (0%) 0 (0%) 0 (0%) 14h
| |
| − | kube-system coredns-f47955f89-z59pt 100m (5%) 0 (0%) 70Mi (4%) 170Mi (11%) 14h
| |
| − | kube-system kube-proxy-wbds2 100m (5%) 0 (0%) 0 (0%) 0 (0%) 14h
| |
| − | Allocated resources:
| |
| − | (Total limits may be over 100 percent, i.e., overcommitted.)
| |
| − | Resource Requests Limits
| |
| − | -------- -------- ------
| |
| − | cpu 210m (10%) 0 (0%)
| |
| − | memory 70Mi (4%) 170Mi (11%)
| |
| − | ephemeral-storage 0 (0%) 0 (0%)
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| − | hugepages-1Gi 0 (0%) 0 (0%)
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| − | hugepages-2Mi 0 (0%) 0 (0%)
| |
| − | attachable-volumes-aws-ebs 0 0
| |
| − | Events: <none>
| |
| | | | |
| | + | [[kubectl describe nodes]] | egrep "[[cpu:]]|[[memory:]]" |
| | | | |
| | | | |
| | + | [[kubectl describe nodes]] | grep [[MemoryPressure]] |
| | | | |
| | + | [[conditions:]] |
| | + | [[events:]] |
| | | | |
| − | | + | == Examples == |
| − | Name: ip-192-168-71-222.us-east-2.compute.internal
| + | [[kubectl describe node (example)]] |
| − | Roles: <none>
| + | [[Example: kubectl describe nodes]] |
| − | Labels: alpha.eksctl.io/cluster-name=first-eks-cluster
| |
| − | alpha.eksctl.io/nodegroup-name=ng-52e4badc
| |
| − | beta.kubernetes.io/arch=amd64
| |
| − | beta.kubernetes.io/instance-type=t3.small
| |
| − | beta.kubernetes.io/os=linux
| |
| − | eks.amazonaws.com/capacityType=SPOT
| |
| − | eks.amazonaws.com/nodegroup=ng-52e4badc
| |
| − | eks.amazonaws.com/nodegroup-image=ami-014b0ee6a978b6ca5
| |
| − | eks.amazonaws.com/sourceLaunchTemplateId=lt-0b02696b156323f05
| |
| − | eks.amazonaws.com/sourceLaunchTemplateVersion=1
| |
| − | failure-domain.beta.kubernetes.io/region=us-east-2
| |
| − | failure-domain.beta.kubernetes.io/zone=us-east-2b
| |
| − | kubernetes.io/arch=amd64
| |
| − | kubernetes.io/hostname=ip-192-168-71-222.us-east-2.compute.internal
| |
| − | kubernetes.io/os=linux
| |
| − | node.kubernetes.io/instance-type=t3.small
| |
| − | topology.kubernetes.io/region=us-east-2
| |
| − | topology.kubernetes.io/zone=us-east-2b
| |
| − | Annotations: node.alpha.kubernetes.io/ttl: 0
| |
| − | volumes.kubernetes.io/controller-managed-attach-detach: true
| |
| − | CreationTimestamp: Mon, 29 Nov 2021 00:21:40 +0300
| |
| − | Taints: <none>
| |
| − | Unschedulable: false
| |
| − | Lease:
| |
| − | HolderIdentity: ip-192-168-71-222.us-east-2.compute.internal
| |
| − | AcquireTime: <unset>
| |
| − | RenewTime: Mon, 29 Nov 2021 14:43:38 +0300
| |
| − | Conditions:
| |
| − | Type Status LastHeartbeatTime LastTransitionTime Reason Message
| |
| − | ---- ------ ----------------- ------------------ ------ -------
| |
| − | MemoryPressure False Mon, 29 Nov 2021 14:41:42 +0300 Mon, 29 Nov 2021 00:21:39 +0300 KubeletHasSufficientMemory kubelet has sufficient memory available
| |
| − | DiskPressure False Mon, 29 Nov 2021 14:41:42 +0300 Mon, 29 Nov 2021 00:21:39 +0300 KubeletHasNoDiskPressure kubelet has no disk pressure
| |
| − | PIDPressure False Mon, 29 Nov 2021 14:41:42 +0300 Mon, 29 Nov 2021 00:21:39 +0300 KubeletHasSufficientPID kubelet has sufficient PID available
| |
| − | Ready True Mon, 29 Nov 2021 14:41:42 +0300 Mon, 29 Nov 2021 00:22:01 +0300 KubeletReady kubelet is posting ready status
| |
| − | Addresses:
| |
| − | InternalIP: 192.168.71.222
| |
| − | ExternalIP: 6.17.185.xx
| |
| − | Hostname: ip-192-168-71-222.us-east-2.compute.internal
| |
| − | InternalDNS: ip-192-168-71-222.us-east-2.compute.internal
| |
| − | ExternalDNS: ec2-3-17-185-231.us-east-2.compute.amazonaws.com
| |
| − | Capacity:
| |
| − | attachable-volumes-aws-ebs: 25
| |
| − | cpu: 2
| |
| − | ephemeral-storage: 83873772Ki
| |
| − | hugepages-1Gi: 0
| |
| − | hugepages-2Mi: 0
| |
| − | memory: 1994628Ki
| |
| − | pods: 11
| |
| − | Allocatable:
| |
| − | attachable-volumes-aws-ebs: 25
| |
| − | cpu: 1930m
| |
| − | ephemeral-storage: 76224326324
| |
| − | hugepages-1Gi: 0
| |
| − | hugepages-2Mi: 0
| |
| − | memory: 1507204Ki
| |
| − | pods: 11
| |
| − | System Info:
| |
| − | Machine ID: ec2c596d5fa9f00e916116cc4a14cc31
| |
| − | System UUID: ec2c596d-5fa9-f00e-9161-16cc4a14cc31
| |
| − | Boot ID: 785dd3fa-48cd-497b-a1f5-c0bb3e01dded
| |
| − | Kernel Version: 5.4.156-83.273.amzn2.x86_64
| |
| − | OS Image: Amazon Linux 2
| |
| − | Operating System: linux
| |
| − | Architecture: amd64
| |
| − | Container Runtime Version: docker://20.10.7
| |
| − | Kubelet Version: v1.21.5-eks-bc4871b
| |
| − | Kube-Proxy Version: v1.21.5-eks-bc4871b
| |
| − | ProviderID: aws:///us-east-2b/i-0dffc1a54f70c0ed9
| |
| − | Non-terminated Pods: (3 in total)
| |
| − | Namespace Name CPU Requests CPU Limits Memory Requests Memory Limits Age
| |
| − | --------- ---- ------------ ---------- --------------- ------------- ---
| |
| − | kube-system aws-node-v6jzm 10m (0%) 0 (0%) 0 (0%) 0 (0%) 14h
| |
| − | kube-system coredns-f47955f89-dshkm 100m (5%) 0 (0%) 70Mi (4%) 170Mi (11%) 14h
| |
| − | kube-system kube-proxy-4ptzp 100m (5%) 0 (0%) 0 (0%) 0 (0%) 14h
| |
| − | Allocated resources:
| |
| − | (Total limits may be over 100 percent, i.e., overcommitted.)
| |
| − | Resource Requests Limits
| |
| − | -------- -------- ------
| |
| − | cpu 210m (10%) 0 (0%)
| |
| − | memory 70Mi (4%) 170Mi (11%)
| |
| − | ephemeral-storage 0 (0%) 0 (0%)
| |
| − | hugepages-1Gi 0 (0%) 0 (0%)
| |
| − | hugepages-2Mi 0 (0%) 0 (0%)
| |
| − | attachable-volumes-aws-ebs 0 0
| |
| − | Events: <none>
| |
| − | </pre>
| |
| | | | |
| | | | |
| | == Related == | | == Related == |
| | * <code>[[kubectl describe pods]] | grep [[Unhealthy]]</code> | | * <code>[[kubectl describe pods]] | grep [[Unhealthy]]</code> |
| | + | * <code>[[kubectl get nodes]]</code> |
| | + | * <code>[[Kubernetes nodes]]</code> |
| | + | * <code>[[kube-system]]</code> |
| | + | * [[Kubernetes info]] |
| | | | |
| | == See also == | | == See also == |
| − | * {{kubectl describe}} | + | * {{kubectl describe nodes}} |
| − | * {{kubectl info}} | + | * {{kubectl nodes}} |
| − | * {{kubectl}} | + | * {{Kubernetes nodes}} |
| | | | |
| | [[Category:Kubernetes]] | | [[Category:Kubernetes]] |
