Prompt:
Complete this yaml code:

---
apiVersion: v1
kind: Pod
metadata:
  name: example-pod
spec:
  # Configure a topology spread constraint
  topologySpreadConstraints:

Response:
    - maxSkew: <integer>
      minDomains: <integer> # optional
      topologyKey: <string>
      whenUnsatisfiable: <string>
      labelSelector: <object>
      matchLabelKeys: <list> # optional; beta since v1.27
      nodeAffinityPolicy: [Honor|Ignore] # optional; beta since v1.26
      nodeTaintsPolicy: [Honor|Ignore] # optional; beta since v1.26
  ### other Pod fields go here


Prompt:
Explain this yaml code:

---
apiVersion: v1
kind: Pod
metadata:
  name: example-pod
spec:
  # Configure a topology spread constraint
  topologySpreadConstraints:
    - maxSkew: <integer>
      minDomains: <integer> # optional
      topologyKey: <string>
      whenUnsatisfiable: <string>
      labelSelector: <object>
      matchLabelKeys: <list> # optional; beta since v1.27
      nodeAffinityPolicy: [Honor|Ignore] # optional; beta since v1.26
      nodeTaintsPolicy: [Honor|Ignore] # optional; beta since v1.26
  ### other Pod fields go here

Response: This yaml code Pod Topology Spread Constraints | You can read more about this field by running kubectl explain Pod.spec.topologySpreadConstraints or refer to the scheduling section of the API reference for Pod.

Context: Pod Topology Spread Constraints | You can read more about this field by running kubectl explain Pod.spec.topologySpreadConstraints or refer to the scheduling section of the API reference for Pod.


Prompt:
Complete this yaml code:

topologySpreadConstraints:
        - maxSkew: 1
          topologyKey: kubernetes.io/hostname
          whenUnsatisfiable: DoNotSchedule

Response:
          labelSelector:
            matchLabels:
              app: foo
          matchLabelKeys:
            - pod-template-hash

Context: Pod Topology Spread Constraints | The matchLabelKeys field is a beta-level field and enabled by default in 1.27. You can disable it by disabling the MatchLabelKeysInPodTopologySpread feature gate.


Prompt:
Explain this yaml code:

topologySpreadConstraints:
        - maxSkew: 1
          topologyKey: kubernetes.io/hostname
          whenUnsatisfiable: DoNotSchedule
          labelSelector:
            matchLabels:
              app: foo
          matchLabelKeys:
            - pod-template-hash

Response: This yaml code Pod Topology Spread Constraints | The matchLabelKeys field is a beta-level field and enabled by default in 1.27. You can disable it by disabling the MatchLabelKeysInPodTopologySpread feature gate.


Prompt:
Complete this text code:

NAME    STATUS   ROLES    AGE     VERSION   LABELS
node1   Ready    <none>   4m26s   v1.16.0   node=node1,zone=zoneA

Response:
node2   Ready    <none>   3m58s   v1.16.0   node=node2,zone=zoneA
node3   Ready    <none>   3m17s   v1.16.0   node=node3,zone=zoneB
node4   Ready    <none>   2m43s   v1.16.0   node=node4,zone=zoneB

Context: Pod Topology Spread Constraints | Then the cluster is logically viewed as below:


Prompt:
Explain this text code:

NAME    STATUS   ROLES    AGE     VERSION   LABELS
node1   Ready    <none>   4m26s   v1.16.0   node=node1,zone=zoneA
node2   Ready    <none>   3m58s   v1.16.0   node=node2,zone=zoneA
node3   Ready    <none>   3m17s   v1.16.0   node=node3,zone=zoneB
node4   Ready    <none>   2m43s   v1.16.0   node=node4,zone=zoneB

Response: This text code Pod Topology Spread Constraints | Then the cluster is logically viewed as below:


Prompt:
Explain this text code:

pods/topology-spread-constraints/one-constraint.yaml

Response: This text code Pod Topology Spread Constraints | From that manifest, topologyKey: zone implies the even distribution will only be applied to nodes that are labeled zone: <any value> (nodes that don't have a zone label are skipped). The field whenUns

Context: Pod Topology Spread Constraints | From that manifest, topologyKey: zone implies the even distribution will only be applied to nodes that are labeled zone: <any value> (nodes that don't have a zone label are skipped). The field whenUns


Prompt:
Complete this yaml code:

kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:

Response:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1


Prompt:
Explain this yaml code:

kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1

Response: This yaml code Pod Topology Spread Constraints | From that manifest, topologyKey: zone implies the even distribution will only be applied to nodes that are labeled zone: <any value> (nodes that don't have a zone label are skipped). The field whenUns


Prompt:
Explain this text code:

pods/topology-spread-constraints/two-constraints.yaml

Response: This text code Pod Topology Spread Constraints | In this case, to match the first constraint, the incoming Pod can only be placed onto nodes in zone B; while in terms of the second constraint, the incoming Pod can only be scheduled to the node node4

Context: Pod Topology Spread Constraints | In this case, to match the first constraint, the incoming Pod can only be placed onto nodes in zone B; while in terms of the second constraint, the incoming Pod can only be scheduled to the node node4


Prompt:
Complete this yaml code:

kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule

Response:
    labelSelector:
      matchLabels:
        foo: bar
  - maxSkew: 1
    topologyKey: node
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1


Prompt:
Explain this yaml code:

kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  - maxSkew: 1
    topologyKey: node
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1

Response: This yaml code Pod Topology Spread Constraints | In this case, to match the first constraint, the incoming Pod can only be placed onto nodes in zone B; while in terms of the second constraint, the incoming Pod can only be scheduled to the node node4


Prompt:
Explain this text code:

pods/topology-spread-constraints/one-constraint-with-nodeaffinity.yaml

Response: This text code Pod Topology Spread Constraints | There are some implicit conventions worth noting here:

Context: Pod Topology Spread Constraints | There are some implicit conventions worth noting here:


Prompt:
Complete this yaml code:

kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:

Response:
        foo: bar
  affinity:
    nodeAffinity:
      requiredDuringSchedulingIgnoredDuringExecution:
        nodeSelectorTerms:
        - matchExpressions:
          - key: zone
            operator: NotIn
            values:
            - zoneC
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1


Prompt:
Explain this yaml code:

kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  affinity:
    nodeAffinity:
      requiredDuringSchedulingIgnoredDuringExecution:
        nodeSelectorTerms:
        - matchExpressions:
          - key: zone
            operator: NotIn
            values:
            - zoneC
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1

Response: This yaml code Pod Topology Spread Constraints | There are some implicit conventions worth noting here:


Prompt:
Complete this yaml code:

apiVersion: kubescheduler.config.k8s.io/v1
kind: KubeSchedulerConfiguration

profiles:
  - schedulerName: default-scheduler
    pluginConfig:

Response:
      - name: PodTopologySpread
        args:
          defaultConstraints:
            - maxSkew: 1
              topologyKey: topology.kubernetes.io/zone
              whenUnsatisfiable: ScheduleAnyway
          defaultingType: List

Context: Pod Topology Spread Constraints | If you don't configure any cluster-level default constraints for pod topology spreading, then kube-scheduler acts as if you specified the following default topology constraints:


Prompt:
Explain this yaml code:

apiVersion: kubescheduler.config.k8s.io/v1
kind: KubeSchedulerConfiguration

profiles:
  - schedulerName: default-scheduler
    pluginConfig:
      - name: PodTopologySpread
        args:
          defaultConstraints:
            - maxSkew: 1
              topologyKey: topology.kubernetes.io/zone
              whenUnsatisfiable: ScheduleAnyway
          defaultingType: List

Response: This yaml code Pod Topology Spread Constraints | If you don't configure any cluster-level default constraints for pod topology spreading, then kube-scheduler acts as if you specified the following default topology constraints:


Prompt:
Complete this yaml code:

defaultConstraints:
  - maxSkew: 3
    topologyKey: "kubernetes.io/hostname"

Response:
    whenUnsatisfiable: ScheduleAnyway
  - maxSkew: 5
    topologyKey: "topology.kubernetes.io/zone"
    whenUnsatisfiable: ScheduleAnyway

Context: Pod Topology Spread Constraints | Also, the legacy SelectorSpread plugin, which provides an equivalent behavior, is disabled by default.


Prompt:
Explain this yaml code:

defaultConstraints:
  - maxSkew: 3
    topologyKey: "kubernetes.io/hostname"
    whenUnsatisfiable: ScheduleAnyway
  - maxSkew: 5
    topologyKey: "topology.kubernetes.io/zone"
    whenUnsatisfiable: ScheduleAnyway

Response: This yaml code Pod Topology Spread Constraints | Also, the legacy SelectorSpread plugin, which provides an equivalent behavior, is disabled by default.


Prompt:
Complete this yaml code:

apiVersion: kubescheduler.config.k8s.io/v1
kind: KubeSchedulerConfiguration

profiles:
  - schedulerName: default-scheduler

Response:
    pluginConfig:
      - name: PodTopologySpread
        args:
          defaultConstraints: []
          defaultingType: List

Context: Pod Topology Spread Constraints | In Kubernetes, inter-Pod affinity and anti-affinity control how Pods are scheduled in relation to one another - either more packed or more scattered.


Prompt:
Explain this yaml code:

apiVersion: kubescheduler.config.k8s.io/v1
kind: KubeSchedulerConfiguration

profiles:
  - schedulerName: default-scheduler
    pluginConfig:
      - name: PodTopologySpread
        args:
          defaultConstraints: []
          defaultingType: List

Response: This yaml code Pod Topology Spread Constraints | In Kubernetes, inter-Pod affinity and anti-affinity control how Pods are scheduled in relation to one another - either more packed or more scattered.


Prompt:
Complete this yaml code:

---
apiVersion: v1
kind: Pod
metadata:
  name: example-pod
spec:
  # Configure a topology spread constraint
  topologySpreadConstraints:

Response:
    - maxSkew: <integer>
      minDomains: <integer> # optional
      topologyKey: <string>
      whenUnsatisfiable: <string>
      labelSelector: <object>
      matchLabelKeys: <list> # optional; beta since v1.27
      nodeAffinityPolicy: [Honor|Ignore] # optional; beta since v1.26
      nodeTaintsPolicy: [Honor|Ignore] # optional; beta since v1.26
  ### other Pod fields go here


Prompt:
Explain this yaml code:

---
apiVersion: v1
kind: Pod
metadata:
  name: example-pod
spec:
  # Configure a topology spread constraint
  topologySpreadConstraints:
    - maxSkew: <integer>
      minDomains: <integer> # optional
      topologyKey: <string>
      whenUnsatisfiable: <string>
      labelSelector: <object>
      matchLabelKeys: <list> # optional; beta since v1.27
      nodeAffinityPolicy: [Honor|Ignore] # optional; beta since v1.26
      nodeTaintsPolicy: [Honor|Ignore] # optional; beta since v1.26
  ### other Pod fields go here

Response: This yaml code Pod Topology Spread Constraints | You can read more about this field by running kubectl explain Pod.spec.topologySpreadConstraints or refer to the scheduling section of the API reference for Pod.


Prompt:
Complete this text code:

topologySpreadConstraints:
        - maxSkew: 1
          topologyKey: kubernetes.io/hostname
          whenUnsatisfiable: DoNotSchedule

Response:
          labelSelector:
            matchLabels:
              app: foo
          matchLabelKeys:
            - pod-template-hash


Prompt:
Explain this text code:

topologySpreadConstraints:
        - maxSkew: 1
          topologyKey: kubernetes.io/hostname
          whenUnsatisfiable: DoNotSchedule
          labelSelector:
            matchLabels:
              app: foo
          matchLabelKeys:
            - pod-template-hash

Response: This text code Pod Topology Spread Constraints | The matchLabelKeys field is a beta-level field and enabled by default in 1.27. You can disable it by disabling the MatchLabelKeysInPodTopologySpread feature gate.


Prompt:
Complete this yaml code:

pods/topology-spread-constraints/one-constraint.yaml
kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:

Response:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1


Prompt:
Explain this yaml code:

pods/topology-spread-constraints/one-constraint.yaml
kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1

Response: This yaml code Pod Topology Spread Constraints | From that manifest, topologyKey: zone implies the even distribution will only be applied to nodes that are labeled zone: <any value> (nodes that don't have a zone label are skipped). The field whenUns


Prompt:
Complete this yaml code:

kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:

Response:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1


Prompt:
Explain this yaml code:

kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1

Response: This yaml code Pod Topology Spread Constraints | From that manifest, topologyKey: zone implies the even distribution will only be applied to nodes that are labeled zone: <any value> (nodes that don't have a zone label are skipped). The field whenUns


Prompt:
Complete this yaml code:

pods/topology-spread-constraints/two-constraints.yaml
kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule

Response:
    labelSelector:
      matchLabels:
        foo: bar
  - maxSkew: 1
    topologyKey: node
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1


Prompt:
Explain this yaml code:

pods/topology-spread-constraints/two-constraints.yaml
kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  - maxSkew: 1
    topologyKey: node
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1

Response: This yaml code Pod Topology Spread Constraints | In this case, to match the first constraint, the incoming Pod can only be placed onto nodes in zone B; while in terms of the second constraint, the incoming Pod can only be scheduled to the node node4


Prompt:
Complete this yaml code:

kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule

Response:
    labelSelector:
      matchLabels:
        foo: bar
  - maxSkew: 1
    topologyKey: node
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1


Prompt:
Explain this yaml code:

kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  - maxSkew: 1
    topologyKey: node
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1

Response: This yaml code Pod Topology Spread Constraints | In this case, to match the first constraint, the incoming Pod can only be placed onto nodes in zone B; while in terms of the second constraint, the incoming Pod can only be scheduled to the node node4


Prompt:
Complete this yaml code:

pods/topology-spread-constraints/one-constraint-with-nodeaffinity.yaml
kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule
    labelSelector:

Response:
      matchLabels:
        foo: bar
  affinity:
    nodeAffinity:
      requiredDuringSchedulingIgnoredDuringExecution:
        nodeSelectorTerms:
        - matchExpressions:
          - key: zone
            operator: NotIn
            values:
            - zoneC
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1


Prompt:
Explain this yaml code:

pods/topology-spread-constraints/one-constraint-with-nodeaffinity.yaml
kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  affinity:
    nodeAffinity:
      requiredDuringSchedulingIgnoredDuringExecution:
        nodeSelectorTerms:
        - matchExpressions:
          - key: zone
            operator: NotIn
            values:
            - zoneC
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1

Response: This yaml code Pod Topology Spread Constraints | There are some implicit conventions worth noting here:


Prompt:
Complete this yaml code:

kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:

Response:
        foo: bar
  affinity:
    nodeAffinity:
      requiredDuringSchedulingIgnoredDuringExecution:
        nodeSelectorTerms:
        - matchExpressions:
          - key: zone
            operator: NotIn
            values:
            - zoneC
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1


Prompt:
Explain this yaml code:

kind: Pod
apiVersion: v1
metadata:
  name: mypod
  labels:
    foo: bar
spec:
  topologySpreadConstraints:
  - maxSkew: 1
    topologyKey: zone
    whenUnsatisfiable: DoNotSchedule
    labelSelector:
      matchLabels:
        foo: bar
  affinity:
    nodeAffinity:
      requiredDuringSchedulingIgnoredDuringExecution:
        nodeSelectorTerms:
        - matchExpressions:
          - key: zone
            operator: NotIn
            values:
            - zoneC
  containers:
  - name: pause
    image: registry.k8s.io/pause:3.1

Response: This yaml code Pod Topology Spread Constraints | There are some implicit conventions worth noting here:


Prompt:
Complete this yaml code:

apiVersion: kubescheduler.config.k8s.io/v1
kind: KubeSchedulerConfiguration

profiles:
  - schedulerName: default-scheduler
    pluginConfig:

Response:
      - name: PodTopologySpread
        args:
          defaultConstraints:
            - maxSkew: 1
              topologyKey: topology.kubernetes.io/zone
              whenUnsatisfiable: ScheduleAnyway
          defaultingType: List


Prompt:
Explain this yaml code:

apiVersion: kubescheduler.config.k8s.io/v1
kind: KubeSchedulerConfiguration

profiles:
  - schedulerName: default-scheduler
    pluginConfig:
      - name: PodTopologySpread
        args:
          defaultConstraints:
            - maxSkew: 1
              topologyKey: topology.kubernetes.io/zone
              whenUnsatisfiable: ScheduleAnyway
          defaultingType: List

Response: This yaml code Pod Topology Spread Constraints | If you don't configure any cluster-level default constraints for pod topology spreading, then kube-scheduler acts as if you specified the following default topology constraints:


Prompt:
Complete this text code:

defaultConstraints:
  - maxSkew: 3
    topologyKey: "kubernetes.io/hostname"

Response:
    whenUnsatisfiable: ScheduleAnyway
  - maxSkew: 5
    topologyKey: "topology.kubernetes.io/zone"
    whenUnsatisfiable: ScheduleAnyway


Prompt:
Explain this text code:

defaultConstraints:
  - maxSkew: 3
    topologyKey: "kubernetes.io/hostname"
    whenUnsatisfiable: ScheduleAnyway
  - maxSkew: 5
    topologyKey: "topology.kubernetes.io/zone"
    whenUnsatisfiable: ScheduleAnyway

Response: This text code Pod Topology Spread Constraints | Also, the legacy SelectorSpread plugin, which provides an equivalent behavior, is disabled by default.


Prompt:
Complete this yaml code:

apiVersion: kubescheduler.config.k8s.io/v1
kind: KubeSchedulerConfiguration

profiles:
  - schedulerName: default-scheduler

Response:
    pluginConfig:
      - name: PodTopologySpread
        args:
          defaultConstraints: []
          defaultingType: List


Prompt:
Explain this yaml code:

apiVersion: kubescheduler.config.k8s.io/v1
kind: KubeSchedulerConfiguration

profiles:
  - schedulerName: default-scheduler
    pluginConfig:
      - name: PodTopologySpread
        args:
          defaultConstraints: []
          defaultingType: List

Response: This yaml code Pod Topology Spread Constraints | In Kubernetes, inter-Pod affinity and anti-affinity control how Pods are scheduled in relation to one another - either more packed or more scattered.


Prompt:
Complete this text code:

device.driver
device.attributes["dra.example.com"].model

Response:
device.attributes["ext.example.com"].family
device.capacity["dra.example.com"].modules

Context: DeviceClass | The device.driver field can be used to check for a specific driver, either as a high-level precondition (i.e. you only want to consider devices from this driver) or as part of a multi-clause expressio


Prompt:
Explain this text code:

device.driver
device.attributes["dra.example.com"].model
device.attributes["ext.example.com"].family
device.capacity["dra.example.com"].modules

Response: This text code DeviceClass | The device.driver field can be used to check for a specific driver, either as a high-level precondition (i.e. you only want to consider devices from this driver) or as part of a multi-clause expressio


Prompt:
Explain this text code:

cel.bind(dra, device.attributes["dra.example.com"], dra.someBool && dra.anotherBool)

Response: This text code DeviceClass | The length of the expression must be smaller or equal to 10 Ki. The cost of evaluating it is also limited based on the estimated number of logical steps.

Context: DeviceClass | The length of the expression must be smaller or equal to 10 Ki. The cost of evaluating it is also limited based on the estimated number of logical steps.


Prompt:
Complete this text code:

device.driver
device.attributes["dra.example.com"].model

Response:
device.attributes["ext.example.com"].family
device.capacity["dra.example.com"].modules


Prompt:
Explain this text code:

device.driver
device.attributes["dra.example.com"].model
device.attributes["ext.example.com"].family
device.capacity["dra.example.com"].modules

Response: This text code DeviceClass | The device.driver field can be used to check for a specific driver, either as a high-level precondition (i.e. you only want to consider devices from this driver) or as part of a multi-clause expressio


Prompt:
Explain this text code:

cel.bind(dra, device.attributes["dra.example.com"], dra.someBool && dra.anotherBool)

Response: This text code DeviceClass | The length of the expression must be smaller or equal to 10 Ki. The cost of evaluating it is also limited based on the estimated number of logical steps.


Prompt:
Complete this text code:

# add English label
/language en

# add squash label to PR if more than one commit

Response:
/label tide/merge-method-squash

# retitle a PR via Prow (such as a work-in-progress [WIP] or better detail of PR)
/retitle [WIP] <TITLE>

Context: PR wranglers | Reviews and approvals are one tool to keep our PR queue short and current. Another tool is closure.


Prompt:
Explain this text code:

# add English label
/language en

# add squash label to PR if more than one commit
/label tide/merge-method-squash

# retitle a PR via Prow (such as a work-in-progress [WIP] or better detail of PR)
/retitle [WIP] <TITLE>

Response: This text code PR wranglers | Reviews and approvals are one tool to keep our PR queue short and current. Another tool is closure.


Prompt:
Complete this text code:

# add English label
/language en

# add squash label to PR if more than one commit

Response:
/label tide/merge-method-squash

# retitle a PR via Prow (such as a work-in-progress [WIP] or better detail of PR)
/retitle [WIP] <TITLE>


Prompt:
Explain this text code:

# add English label
/language en

# add squash label to PR if more than one commit
/label tide/merge-method-squash

# retitle a PR via Prow (such as a work-in-progress [WIP] or better detail of PR)
/retitle [WIP] <TITLE>

Response: This text code PR wranglers | Reviews and approvals are one tool to keep our PR queue short and current. Another tool is closure.


Prompt:
Complete this text code:

receivers:
  otlp:
    protocols:
      grpc:
exporters:
  # Replace this exporter with the exporter for your backend
  exporters:

Response:
    debug:
      verbosity: detailed
service:
  pipelines:
    traces:
      receivers: [otlp]
      exporters: [debug]

Context: Traces For Kubernetes System Components | To directly emit traces to a backend without utilizing a collector, specify the endpoint field in the Kubernetes tracing configuration file with the desired trace backend address. This method negates


Prompt:
Explain this text code:

receivers:
  otlp:
    protocols:
      grpc:
exporters:
  # Replace this exporter with the exporter for your backend
  exporters:
    debug:
      verbosity: detailed
service:
  pipelines:
    traces:
      receivers: [otlp]
      exporters: [debug]

Response: This text code Traces For Kubernetes System Components | To directly emit traces to a backend without utilizing a collector, specify the endpoint field in the Kubernetes tracing configuration file with the desired trace backend address. This method negates


Prompt:
Complete this yaml code:

apiVersion: apiserver.config.k8s.io/v1
kind: TracingConfiguration

Response:
# default value
#endpoint: localhost:4317
samplingRatePerMillion: 100

Context: Traces For Kubernetes System Components | For more information about the TracingConfiguration struct, see API server config API (v1).


Prompt:
Explain this yaml code:

apiVersion: apiserver.config.k8s.io/v1
kind: TracingConfiguration
# default value
#endpoint: localhost:4317
samplingRatePerMillion: 100

Response: This yaml code Traces For Kubernetes System Components | For more information about the TracingConfiguration struct, see API server config API (v1).


Prompt:
Complete this yaml code:

apiVersion: kubelet.config.k8s.io/v1beta1
kind: KubeletConfiguration
tracing:

Response:
  # default value
  #endpoint: localhost:4317
  samplingRatePerMillion: 100

Context: Traces For Kubernetes System Components | If the samplingRatePerMillion is set to one million (1000000), then every span will be sent to the exporter.


Prompt:
Explain this yaml code:

apiVersion: kubelet.config.k8s.io/v1beta1
kind: KubeletConfiguration
tracing:
  # default value
  #endpoint: localhost:4317
  samplingRatePerMillion: 100

Response: This yaml code Traces For Kubernetes System Components | If the samplingRatePerMillion is set to one million (1000000), then every span will be sent to the exporter.


Prompt:
Complete this yaml code:

receivers:
  otlp:
    protocols:
      grpc:
exporters:
  # Replace this exporter with the exporter for your backend
  exporters:

Response:
    debug:
      verbosity: detailed
service:
  pipelines:
    traces:
      receivers: [otlp]
      exporters: [debug]


Prompt:
Explain this yaml code:

receivers:
  otlp:
    protocols:
      grpc:
exporters:
  # Replace this exporter with the exporter for your backend
  exporters:
    debug:
      verbosity: detailed
service:
  pipelines:
    traces:
      receivers: [otlp]
      exporters: [debug]

Response: This yaml code Traces For Kubernetes System Components | To directly emit traces to a backend without utilizing a collector, specify the endpoint field in the Kubernetes tracing configuration file with the desired trace backend address. This method negates


Prompt:
Complete this yaml code:

apiVersion: apiserver.config.k8s.io/v1
kind: TracingConfiguration

Response:
# default value
#endpoint: localhost:4317
samplingRatePerMillion: 100


Prompt:
Explain this yaml code:

apiVersion: apiserver.config.k8s.io/v1
kind: TracingConfiguration
# default value
#endpoint: localhost:4317
samplingRatePerMillion: 100

Response: This yaml code Traces For Kubernetes System Components | For more information about the TracingConfiguration struct, see API server config API (v1).


Prompt:
Complete this yaml code:

apiVersion: kubelet.config.k8s.io/v1beta1
kind: KubeletConfiguration
tracing:

Response:
  # default value
  #endpoint: localhost:4317
  samplingRatePerMillion: 100


Prompt:
Explain this yaml code:

apiVersion: kubelet.config.k8s.io/v1beta1
kind: KubeletConfiguration
tracing:
  # default value
  #endpoint: localhost:4317
  samplingRatePerMillion: 100

Response: This yaml code Traces For Kubernetes System Components | If the samplingRatePerMillion is set to one million (1000000), then every span will be sent to the exporter.


Prompt:
Complete this text code:

receivers:
  otlp:
    protocols:
      grpc:
exporters:
  # Replace this exporter with the exporter for your backend
  exporters:

Response:
    debug:
      verbosity: detailed
service:
  pipelines:
    traces:
      receivers: [otlp]
      exporters: [debug]


Prompt:
Explain this text code:

receivers:
  otlp:
    protocols:
      grpc:
exporters:
  # Replace this exporter with the exporter for your backend
  exporters:
    debug:
      verbosity: detailed
service:
  pipelines:
    traces:
      receivers: [otlp]
      exporters: [debug]

Response: This text code Traces For Kubernetes System Components | To directly emit traces to a backend without utilizing a collector, specify the endpoint field in the Kubernetes tracing configuration file with the desired trace backend address. This method negates


Prompt:
Complete this yaml code:

apiVersion: apiserver.config.k8s.io/v1
kind: TracingConfiguration

Response:
# default value
#endpoint: localhost:4317
samplingRatePerMillion: 100


Prompt:
Explain this yaml code:

apiVersion: apiserver.config.k8s.io/v1
kind: TracingConfiguration
# default value
#endpoint: localhost:4317
samplingRatePerMillion: 100

Response: This yaml code Traces For Kubernetes System Components | For more information about the TracingConfiguration struct, see API server config API (v1).


Prompt:
Complete this yaml code:

apiVersion: kubelet.config.k8s.io/v1beta1
kind: KubeletConfiguration
tracing:

Response:
  # default value
  #endpoint: localhost:4317
  samplingRatePerMillion: 100


Prompt:
Explain this yaml code:

apiVersion: kubelet.config.k8s.io/v1beta1
kind: KubeletConfiguration
tracing:
  # default value
  #endpoint: localhost:4317
  samplingRatePerMillion: 100

Response: This yaml code Traces For Kubernetes System Components | If the samplingRatePerMillion is set to one million (1000000), then every span will be sent to the exporter.


Prompt:
Complete this text code:

# List all available plugins
  kubectl plugin list

Response:
  # List only binary names of available plugins without paths
  kubectl plugin list --name-only

Context: kubectl plugin | help for plugin


Prompt:
Explain this text code:

# List all available plugins
  kubectl plugin list

  # List only binary names of available plugins without paths
  kubectl plugin list --name-only

Response: This text code kubectl plugin | help for plugin

Context: kubectl plugin | help for plugin


Prompt:
Complete this text code:

# List all available plugins
  kubectl plugin list

Response:
  # List only binary names of available plugins without paths
  kubectl plugin list --name-only

Context: kubectl plugin | help for plugin


Prompt:
Explain this text code:

# List all available plugins
  kubectl plugin list

  # List only binary names of available plugins without paths
  kubectl plugin list --name-only

Response: This text code kubectl plugin | help for plugin

Context: kubectl plugin | help for plugin


Prompt:
Explain this text code:

git clone git@github.com:<github_username>/website
cd website

Response: This text code Opening a pull request | Navigate to the new website directory. Set the kubernetes/website repository as the upstream remote:

Context: Opening a pull request | Navigate to the new website directory. Set the kubernetes/website repository as the upstream remote:


Prompt:
Explain this text code:

cd website

git remote add upstream https://github.com/kubernetes/website.git

Response: This text code Opening a pull request | Confirm your origin and upstream repositories:

Context: Opening a pull request | Confirm your origin and upstream repositories:


Prompt:
Complete this text code:

origin	git@github.com:<github_username>/website.git (fetch)
origin	git@github.com:<github_username>/website.git (push)

Response:
upstream	https://github.com/kubernetes/website.git (fetch)
upstream	https://github.com/kubernetes/website.git (push)

Context: Opening a pull request | Fetch commits from your fork's origin/main and kubernetes/website's upstream/main:


Prompt:
Explain this text code:

origin	git@github.com:<github_username>/website.git (fetch)
origin	git@github.com:<github_username>/website.git (push)
upstream	https://github.com/kubernetes/website.git (fetch)
upstream	https://github.com/kubernetes/website.git (push)

Response: This text code Opening a pull request | Fetch commits from your fork's origin/main and kubernetes/website's upstream/main:


Prompt:
Complete this text code:

On branch <my_new_branch>
Your branch is up to date with 'origin/<my_new_branch>'.

Changes not staged for commit:
(use "git add <file>..." to update what will be committed)

Response:
(use "git checkout -- <file>..." to discard changes in working directory)

modified:   content/en/docs/contribute/new-content/contributing-content.md

no changes added to commit (use "git add" and/or "git commit -a")

Context: Opening a pull request | Add the files listed under Changes not staged for commit to the commit:


Prompt:
Explain this text code:

On branch <my_new_branch>
Your branch is up to date with 'origin/<my_new_branch>'.

Changes not staged for commit:
(use "git add <file>..." to update what will be committed)
(use "git checkout -- <file>..." to discard changes in working directory)

modified:   content/en/docs/contribute/new-content/contributing-content.md

no changes added to commit (use "git add" and/or "git commit -a")

Response: This text code Opening a pull request | Add the files listed under Changes not staged for commit to the commit:


Prompt:
Explain this text code:

# Run this in a terminal (if required)
make container-image

Response: This text code Opening a pull request | Fetch submodule dependencies in your local repository:

Context: Opening a pull request | Fetch submodule dependencies in your local repository:


Prompt:
Explain this text code:

git fetch origin
git rebase origin/<your-branch-name>

Response: This text code Opening a pull request | After rebasing, force-push new changes to your fork:

Context: Opening a pull request | After rebasing, force-push new changes to your fork:


Prompt:
Explain this text code:

git push --force-with-lease origin <your-branch-name>

Response: This text code Opening a pull request | If another contributor commits changes to the same file in another PR, it can create a merge conflict. You must resolve all merge conflicts in your PR.

Context: Opening a pull request | If another contributor commits changes to the same file in another PR, it can create a merge conflict. You must resolve all merge conflicts in your PR.


Prompt:
Explain this text code:

git fetch origin
git rebase origin/<your-branch-name>

Response: This text code Opening a pull request | Then force-push the changes to your fork:

Context: Opening a pull request | Then force-push the changes to your fork:


Prompt:
Explain this text code:

git push --force-with-lease origin <your-branch-name>

Response: This text code Opening a pull request | Fetch changes from kubernetes/website's upstream/main and rebase your branch:

Context: Opening a pull request | Fetch changes from kubernetes/website's upstream/main and rebase your branch:


Prompt:
Explain this text code:

git push --force-with-lease origin <your-branch-name>

Response: This text code Opening a pull request | The pull request no longer shows any conflicts.

Context: Opening a pull request | The pull request no longer shows any conflicts.


Prompt:
Complete this text code:

pick d875112ca Original commit
pick 4fa167b80 Address feedback 1
pick 7d54e15ee Address feedback 2

Response:
# Rebase 3d18sf680..7d54e15ee onto 3d183f680 (3 commands)

...

# These lines can be re-ordered; they are executed from top to bottom.

Context: Opening a pull request | The first section of the output lists the commits in the rebase. The second section lists the options for each commit. Changing the word pick changes the status of the commit once the rebase is comple


Prompt:
Explain this text code:

pick d875112ca Original commit
pick 4fa167b80 Address feedback 1
pick 7d54e15ee Address feedback 2

# Rebase 3d18sf680..7d54e15ee onto 3d183f680 (3 commands)

...

# These lines can be re-ordered; they are executed from top to bottom.

Response: This text code Opening a pull request | The first section of the output lists the commits in the rebase. The second section lists the options for each commit. Changing the word pick changes the status of the commit once the rebase is comple


Prompt:
Explain this text code:

pick d875112ca Original commit
pick 4fa167b80 Address feedback 1
pick 7d54e15ee Address feedback 2

Response: This text code Opening a pull request | To:

Context: Opening a pull request | To:


Prompt:
Explain this text code:

pick d875112ca Original commit
squash 4fa167b80 Address feedback 1
squash 7d54e15ee Address feedback 2

Response: This text code Opening a pull request | This squashes commits 4fa167b80 Address

Context: Opening a pull request | This squashes commits 4fa167b80 Address


Prompt:
Explain this shell code:

git clone git@github.com:<github_username>/website
cd website

Response: This shell code Opening a pull request | Navigate to the new website directory. Set the kubernetes/website repository as the upstream remote:


Prompt:
Explain this shell code:

cd website

git remote add upstream https://github.com/kubernetes/website.git

Response: This shell code Opening a pull request | Confirm your origin and upstream repositories:


Prompt:
Complete this none code:

origin	git@github.com:<github_username>/website.git (fetch)
origin	git@github.com:<github_username>/website.git (push)

Response:
upstream	https://github.com/kubernetes/website.git (fetch)
upstream	https://github.com/kubernetes/website.git (push)


Prompt:
Explain this none code:

origin	git@github.com:<github_username>/website.git (fetch)
origin	git@github.com:<github_username>/website.git (push)
upstream	https://github.com/kubernetes/website.git (fetch)
upstream	https://github.com/kubernetes/website.git (push)

Response: This none code Opening a pull request | Fetch commits from your fork's origin/main and kubernetes/website's upstream/main:


Prompt:
Complete this none code:

On branch <my_new_branch>
Your branch is up to date with 'origin/<my_new_branch>'.

Changes not staged for commit:
(use "git add <file>..." to update what will be committed)

Response:
(use "git checkout -- <file>..." to discard changes in working directory)

modified:   content/en/docs/contribute/new-content/contributing-content.md

no changes added to commit (use "git add" and/or "git commit -a")


Prompt:
Explain this none code:

On branch <my_new_branch>
Your branch is up to date with 'origin/<my_new_branch>'.

Changes not staged for commit:
(use "git add <file>..." to update what will be committed)
(use "git checkout -- <file>..." to discard changes in working directory)

modified:   content/en/docs/contribute/new-content/contributing-content.md

no changes added to commit (use "git add" and/or "git commit -a")

Response: This none code Opening a pull request | Add the files listed under Changes not staged for commit to the commit:


Prompt:
Explain this shell code:

# Run this in a terminal (if required)
make container-image

Response: This shell code Opening a pull request | Fetch submodule dependencies in your local repository:


Prompt:
Explain this shell code:

git fetch origin
git rebase origin/<your-branch-name>

Response: This shell code Opening a pull request | After rebasing, force-push new changes to your fork:


Prompt:
Explain this shell code:

git push --force-with-lease origin <your-branch-name>

Response: This shell code Opening a pull request | If another contributor commits changes to the same file in another PR, it can create a merge conflict. You must resolve all merge conflicts in your PR.


Prompt:
Explain this shell code:

git fetch origin
git rebase origin/<your-branch-name>

Response: This shell code Opening a pull request | Then force-push the changes to your fork:


Prompt:
Explain this shell code:

git push --force-with-lease origin <your-branch-name>

Response: This shell code Opening a pull request | Fetch changes from kubernetes/website's upstream/main and rebase your branch:


Prompt:
Explain this shell code:

git push --force-with-lease origin <your-branch-name>

Response: This shell code Opening a pull request | The pull request no longer shows any conflicts.


Prompt:
Complete this none code:

pick d875112ca Original commit
pick 4fa167b80 Address feedback 1
pick 7d54e15ee Address feedback 2

Response:
# Rebase 3d18sf680..7d54e15ee onto 3d183f680 (3 commands)

...

# These lines can be re-ordered; they are executed from top to bottom.


Prompt:
Explain this none code:

pick d875112ca Original commit
pick 4fa167b80 Address feedback 1
pick 7d54e15ee Address feedback 2

# Rebase 3d18sf680..7d54e15ee onto 3d183f680 (3 commands)

...

# These lines can be re-ordered; they are executed from top to bottom.

Response: This none code Opening a pull request | The first section of the output lists the commits in the rebase. The second section lists the options for each commit. Changing the word pick changes the status of the commit once the rebase is comple


Prompt:
Explain this none code:

pick d875112ca Original commit
pick 4fa167b80 Address feedback 1
pick 7d54e15ee Address feedback 2

Response: This none code Opening a pull request | To:

Context: Opening a pull request | To:


Prompt:
Explain this none code:

pick d875112ca Original commit
squash 4fa167b80 Address feedback 1
squash 7d54e15ee Address feedback 2

Response: This none code Opening a pull request | This squashes commits 4fa167b80 Address


Prompt:
Explain this text code:

git clone git@github.com:<github_username>/website
cd website

Response: This text code Opening a pull request | Navigate to the new website directory. Set the kubernetes/website repository as the upstream remote:


Prompt:
Explain this text code:

cd website

git remote add upstream https://github.com/kubernetes/website.git

Response: This text code Opening a pull request | Confirm your origin and upstream repositories:


Prompt:
Explain this text code:

# Run this in a terminal (if required)
make container-image

Response: This text code Opening a pull request | Fetch submodule dependencies in your local repository:


Prompt:
Explain this text code:

git fetch origin
git rebase origin/<your-branch-name>

Response: This text code Opening a pull request | After rebasing, force-push new changes to your fork:


Prompt:
Explain this text code:

git push --force-with-lease origin <your-branch-name>

Response: This text code Opening a pull request | If another contributor commits changes to the same file in another PR, it can create a merge conflict. You must resolve all merge conflicts in your PR.


Prompt:
Explain this text code:

git fetch origin
git rebase origin/<your-branch-name>

Response: This text code Opening a pull request | Then force-push the changes to your fork:


Prompt:
Explain this text code:

git push --force-with-lease origin <your-branch-name>

Response: This text code Opening a pull request | Fetch changes from kubernetes/website's upstream/main and rebase your branch:


Prompt:
Explain this text code:

git push --force-with-lease origin <your-branch-name>

Response: This text code Opening a pull request | The pull request no longer shows any conflicts.


Prompt:
Complete this yaml code:

apiVersion: v1
kind: Pod
metadata:
  name: kubernetes-downwardapi-volume-example
  labels:
    zone: us-est-coast
    cluster: test-cluster1
    rack: rack-22
  annotations:
    build: two
    builder: john-doe
spec:
  containers:
    - name: client-container
      image: registry.k8s.io/busybox:1.27.2
      command: ["sh", "-c"]
      args:
      - while true; do

Response:
          if [[ -e /etc/podinfo/labels ]]; then
            echo -en '\n\n'; cat /etc/podinfo/labels; fi;
          if [[ -e /etc/podinfo/annotations ]]; then
            echo -en '\n\n'; cat /etc/podinfo/annotations; fi;
          sleep 5;
        done;
      volumeMounts:
        - name: podinfo
          mountPath: /etc/podinfo
  volumes:
    - name: podinfo
      downwardAPI:
        items:
          - path: "labels"
            fieldRef:
              fieldPath: metadata.labels
          - path: "annotations"
            fieldRef:
              fieldPath: metadata.annotations

Context: Expose Pod Information to Containers Through Files | In the manifest, you can see that the Pod has a downwardAPI Volume, and the container mounts the volume at /etc/podinfo.


Prompt:
Explain this yaml code:

apiVersion: v1
kind: Pod
metadata:
  name: kubernetes-downwardapi-volume-example
  labels:
    zone: us-est-coast
    cluster: test-cluster1
    rack: rack-22
  annotations:
    build: two
    builder: john-doe
spec:
  containers:
    - name: client-container
      image: registry.k8s.io/busybox:1.27.2
      command: ["sh", "-c"]
      args:
      - while true; do
          if [[ -e /etc/podinfo/labels ]]; then
            echo -en '\n\n'; cat /etc/podinfo/labels; fi;
          if [[ -e /etc/podinfo/annotations ]]; then
            echo -en '\n\n'; cat /etc/podinfo/annotations; fi;
          sleep 5;
        done;
      volumeMounts:
        - name: podinfo
          mountPath: /etc/podinfo
  volumes:
    - name: podinfo
      downwardAPI:
        items:
          - path: "labels"
            fieldRef:
              fieldPath: metadata.labels
          - path: "annotations"
            fieldRef:
              fieldPath: metadata.annotations

Response: This yaml code Expose Pod Information to Containers Through Files | In the manifest, you can see that the Pod has a downwardAPI Volume, and the container mounts the volume at /etc/podinfo.


Prompt:
Explain this bash code:

kubectl apply -f https://k8s.io/examples/pods/inject/dapi-volume.yaml

Response: This bash code Expose Pod Information to Containers Through Files | Verify that the container in the Pod is running:

Context: Expose Pod Information to Containers Through Files | Verify that the container in the Pod is running:


Prompt:
Complete this text code:

cluster="test-cluster1"
rack="rack-22"
zone="us-est-coast"

Response:
build="two"
builder="john-doe"

Context: Expose Pod Information to Containers Through Files | Get a shell into the container that is running in your Pod:


Prompt:
Explain this text code:

cluster="test-cluster1"
rack="rack-22"
zone="us-est-coast"

build="two"
builder="john-doe"

Response: This text code Expose Pod Information to Containers Through Files | Get a shell into the container that is running in your Pod:


Prompt:
Explain this bash code:

kubectl exec -it kubernetes-downwardapi-volume-example -- sh

Response: This bash code Expose Pod Information to Containers Through Files | In your shell, view the labels file:

Context: Expose Pod Information to Containers Through Files | In your shell, view the labels file:


Prompt:
Explain this text code:

cluster="test-cluster1"
rack="rack-22"
zone="us-est-coast"

Response: This text code Expose Pod Information to Containers Through Files | Similarly, view the annotations file:

Context: Expose Pod Information to Containers Through Files | Similarly, view the annotations file:


Prompt:
Complete this text code:

drwxr-xr-x  ... Feb 6 21:47 ..2982_06_02_21_47_53.299460680
lrwxrwxrwx  ... Feb 6 21:47 ..data -> ..2982_06_02_21_47_53.299460680
lrwxrwxrwx  ... Feb 6 21:47 annotations -> ..data/annotations
lrwxrwxrwx  ... Feb 6 21:47 labels -> ..data/labels

Response:
/etc/..2982_06_02_21_47_53.299460680:
total 8
-rw-r--r--  ... Feb  6 21:47 annotations
-rw-r--r--  ... Feb  6 21:47 labels

Context: Expose Pod Information to Containers Through Files | Using symbolic links enables dynamic atomic refresh of the metadata; updates are written to a new temporary directory, and the ..data symlink is updated atomically using rename(2).


Prompt:
Explain this text code:

drwxr-xr-x  ... Feb 6 21:47 ..2982_06_02_21_47_53.299460680
lrwxrwxrwx  ... Feb 6 21:47 ..data -> ..2982_06_02_21_47_53.299460680
lrwxrwxrwx  ... Feb 6 21:47 annotations -> ..data/annotations
lrwxrwxrwx  ... Feb 6 21:47 labels -> ..data/labels

/etc/..2982_06_02_21_47_53.299460680:
total 8
-rw-r--r--  ... Feb  6 21:47 annotations
-rw-r--r--  ... Feb  6 21:47 labels

Response: This text code Expose Pod Information to Containers Through Files | Using symbolic links enables dynamic atomic refresh of the metadata; updates are written to a new temporary directory, and the ..data symlink is updated atomically using rename(2).


Prompt:
Complete this yaml code:

apiVersion: v1
kind: Pod
metadata:
  name: kubernetes-downwardapi-volume-example-2
spec:
  containers:
    - name: client-container
      image: registry.k8s.io/busybox:1.27.2
      command: ["sh", "-c"]
      args:
      - while true; do
          echo -en '\n';
          if [[ -e /etc/podinfo/cpu_limit ]]; then
            echo -en '\n'; cat /etc/podinfo/cpu_limit; fi;
          if [[ -e /etc/podinfo/cpu_request ]]; then
            echo -en '\n'; cat /etc/podinfo/cpu_request; fi;
          if [[ -e /etc/podinfo/mem_limit ]]; then
            echo -en '\n'; cat /etc/podinfo/mem_limit; fi;
          if [[ -e /etc/podinfo/mem_request ]]; then
            echo -en '\n'; cat /etc/podinfo/mem_request; fi;
          sleep 5;
        done;
      resources:
        requests:
          memory: "32Mi"
          cpu: "125m"
        limits:
          memory: "64Mi"

Response:
          cpu: "250m"
      volumeMounts:
        - name: podinfo
          mountPath: /etc/podinfo
  volumes:
    - name: podinfo
      downwardAPI:
        items:
          - path: "cpu_limit"
            resourceFieldRef:
              containerName: client-container
              resource: limits.cpu
              divisor: 1m
          - path: "cpu_request"
            resourceFieldRef:
              containerName: client-container
              resource: requests.cpu
              divisor: 1m
          - path: "mem_limit"
            resourceFieldRef:
              containerName: client-container
              resource: limits.memory
              divisor: 1Mi
          - path: "mem_request"
            resourceFieldRef:
              containerName: client-container
              resource: requests.memory
              divisor: 1Mi

Context: Expose Pod Information to Containers Through Files | In the manifest, you can see that the Pod has a downwardAPI volume, and that the single container in that Pod mounts the volume at /etc/podinfo.


Prompt:
Explain this yaml code:

apiVersion: v1
kind: Pod
metadata:
  name: kubernetes-downwardapi-volume-example-2
spec:
  containers:
    - name: client-container
      image: registry.k8s.io/busybox:1.27.2
      command: ["sh", "-c"]
      args:
      - while true; do
          echo -en '\n';
          if [[ -e /etc/podinfo/cpu_limit ]]; then
            echo -en '\n'; cat /etc/podinfo/cpu_limit; fi;
          if [[ -e /etc/podinfo/cpu_request ]]; then
            echo -en '\n'; cat /etc/podinfo/cpu_request; fi;
          if [[ -e /etc/podinfo/mem_limit ]]; then
            echo -en '\n'; cat /etc/podinfo/mem_limit; fi;
          if [[ -e /etc/podinfo/mem_request ]]; then
            echo -en '\n'; cat /etc/podinfo/mem_request; fi;
          sleep 5;
        done;
      resources:
        requests:
          memory: "32Mi"
          cpu: "125m"
        limits:
          memory: "64Mi"
          cpu: "250m"
      volumeMounts:
        - name: podinfo
          mountPath: /etc/podinfo
  volumes:
    - name: podinfo
      downwardAPI:
        items:
          - path: "cpu_limit"
            resourceFieldRef:
              containerName: client-container
              resource: limits.cpu
              divisor: 1m
          - path: "cpu_request"
            resourceFieldRef:
              containerName: client-container
              resource: requests.cpu
              divisor: 1m
          - path: "mem_limit"
            resourceFieldRef:
              containerName: client-container
              resource: limits.memory
              divisor: 1Mi
          - path: "mem_request"
            resourceFieldRef:
              containerName: client-container
              resource: requests.memory
              divisor: 1Mi

Response: This yaml code Expose Pod Information to Containers Through Files | In the manifest, you can see that the Pod has a downwardAPI volume, and that the single container in that Pod mounts the volume at /etc/podinfo.


Prompt:
Explain this bash code:

kubectl apply -f https://k8s.io/examples/pods/inject/dapi-volume-resources.yaml

Response: This bash code Expose Pod Information to Containers Through Files | Get a shell into the container that is running in your Pod:


Prompt:
Explain this bash code:

kubectl exec -it kubernetes-downwardapi-volume-example-2 -- sh

Response: This bash code Expose Pod Information to Containers Through Files | In your shell, view the cpu_limit file:

Context: Expose Pod Information to Containers Through Files | In your shell, view the cpu_limit file:


Prompt:
Explain this text code:

# Run this in a shell inside the container
cat /etc/podinfo/cpu_limit

Response: This text code Expose Pod Information to Containers Through Files | You can use similar commands to view the cpu_request, mem_limit and mem_request files.

Context: Expose Pod Information to Containers Through Files | You can use similar commands to view the cpu_request, mem_limit and mem_request files.


Prompt:
Complete this yaml code:

apiVersion: v1
kind: Pod
metadata:
  name: kubernetes-downwardapi-volume-example
  labels:
    zone: us-est-coast
    cluster: test-cluster1
    rack: rack-22
  annotations:
    build: two
    builder: john-doe
spec:
  containers:
    - name: client-container
      image: registry.k8s.io/busybox:1.27.2
      command: ["sh", "-c"]
      args:
      - while true; do

Response:
          if [[ -e /etc/podinfo/labels ]]; then
            echo -en '\n\n'; cat /etc/podinfo/labels; fi;
          if [[ -e /etc/podinfo/annotations ]]; then
            echo -en '\n\n'; cat /etc/podinfo/annotations; fi;
          sleep 5;
        done;
      volumeMounts:
        - name: podinfo
          mountPath: /etc/podinfo
  volumes:
    - name: podinfo
      downwardAPI:
        items:
          - path: "labels"
            fieldRef:
              fieldPath: metadata.labels
          - path: "annotations"
            fieldRef:
              fieldPath: metadata.annotations


Prompt:
Explain this yaml code:

apiVersion: v1
kind: Pod
metadata:
  name: kubernetes-downwardapi-volume-example
  labels:
    zone: us-est-coast
    cluster: test-cluster1
    rack: rack-22
  annotations:
    build: two
    builder: john-doe
spec:
  containers:
    - name: client-container
      image: registry.k8s.io/busybox:1.27.2
      command: ["sh", "-c"]
      args:
      - while true; do
          if [[ -e /etc/podinfo/labels ]]; then
            echo -en '\n\n'; cat /etc/podinfo/labels; fi;
          if [[ -e /etc/podinfo/annotations ]]; then
            echo -en '\n\n'; cat /etc/podinfo/annotations; fi;
          sleep 5;
        done;
      volumeMounts:
        - name: podinfo
          mountPath: /etc/podinfo
  volumes:
    - name: podinfo
      downwardAPI:
        items:
          - path: "labels"
            fieldRef:
              fieldPath: metadata.labels
          - path: "annotations"
            fieldRef:
              fieldPath: metadata.annotations

Response: This yaml code Expose Pod Information to Containers Through Files | In the manifest, you can see that the Pod has a downwardAPI Volume, and the container mounts the volume at /etc/podinfo.


Prompt:
Explain this shell code:

kubectl apply -f https://k8s.io/examples/pods/inject/dapi-volume.yaml

Response: This shell code Expose Pod Information to Containers Through Files | Verify that the container in the Pod is running:


Prompt:
Complete this text code:

cluster="test-cluster1"
rack="rack-22"
zone="us-est-coast"

Response:
build="two"
builder="john-doe"


Prompt:
Explain this text code:

cluster="test-cluster1"
rack="rack-22"
zone="us-est-coast"

build="two"
builder="john-doe"

Response: This text code Expose Pod Information to Containers Through Files | Get a shell into the container that is running in your Pod:


Prompt:
Explain this shell code:

kubectl exec -it kubernetes-downwardapi-volume-example -- sh

Response: This shell code Expose Pod Information to Containers Through Files | In your shell, view the labels file:


Prompt:
Explain this shell code:

cluster="test-cluster1"
rack="rack-22"
zone="us-est-coast"

Response: This shell code Expose Pod Information to Containers Through Files | Similarly, view the annotations file:


Prompt:
Complete this text code:

drwxr-xr-x  ... Feb 6 21:47 ..2982_06_02_21_47_53.299460680
lrwxrwxrwx  ... Feb 6 21:47 ..data -> ..2982_06_02_21_47_53.299460680
lrwxrwxrwx  ... Feb 6 21:47 annotations -> ..data/annotations
lrwxrwxrwx  ... Feb 6 21:47 labels -> ..data/labels

Response:
/etc/..2982_06_02_21_47_53.299460680:
total 8
-rw-r--r--  ... Feb  6 21:47 annotations
-rw-r--r--  ... Feb  6 21:47 labels


Prompt:
Explain this text code:

drwxr-xr-x  ... Feb 6 21:47 ..2982_06_02_21_47_53.299460680
lrwxrwxrwx  ... Feb 6 21:47 ..data -> ..2982_06_02_21_47_53.299460680
lrwxrwxrwx  ... Feb 6 21:47 annotations -> ..data/annotations
lrwxrwxrwx  ... Feb 6 21:47 labels -> ..data/labels

/etc/..2982_06_02_21_47_53.299460680:
total 8
-rw-r--r--  ... Feb  6 21:47 annotations
-rw-r--r--  ... Feb  6 21:47 labels

Response: This text code Expose Pod Information to Containers Through Files | Using symbolic links enables dynamic atomic refresh of the metadata; updates are written to a new temporary directory, and the ..data symlink is updated atomically using rename(2).


Prompt:
Complete this yaml code:

apiVersion: v1
kind: Pod
metadata:
  name: kubernetes-downwardapi-volume-example-2
spec:
  containers:
    - name: client-container
      image: registry.k8s.io/busybox:1.27.2
      command: ["sh", "-c"]
      args:
      - while true; do
          echo -en '\n';
          if [[ -e /etc/podinfo/cpu_limit ]]; then
            echo -en '\n'; cat /etc/podinfo/cpu_limit; fi;
          if [[ -e /etc/podinfo/cpu_request ]]; then
            echo -en '\n'; cat /etc/podinfo/cpu_request; fi;
          if [[ -e /etc/podinfo/mem_limit ]]; then
            echo -en '\n'; cat /etc/podinfo/mem_limit; fi;
          if [[ -e /etc/podinfo/mem_request ]]; then
            echo -en '\n'; cat /etc/podinfo/mem_request; fi;
          sleep 5;
        done;
      resources:
        requests:
          memory: "32Mi"
          cpu: "125m"
        limits:
          memory: "64Mi"

Response:
          cpu: "250m"
      volumeMounts:
        - name: podinfo
          mountPath: /etc/podinfo
  volumes:
    - name: podinfo
      downwardAPI:
        items:
          - path: "cpu_limit"
            resourceFieldRef:
              containerName: client-container
              resource: limits.cpu
              divisor: 1m
          - path: "cpu_request"
            resourceFieldRef:
              containerName: client-container
              resource: requests.cpu
              divisor: 1m
          - path: "mem_limit"
            resourceFieldRef:
              containerName: client-container
              resource: limits.memory
              divisor: 1Mi
          - path: "mem_request"
            resourceFieldRef:
              containerName: client-container
              resource: requests.memory
              divisor: 1Mi


Prompt:
Explain this yaml code:

apiVersion: v1
kind: Pod
metadata:
  name: kubernetes-downwardapi-volume-example-2
spec:
  containers:
    - name: client-container
      image: registry.k8s.io/busybox:1.27.2
      command: ["sh", "-c"]
      args:
      - while true; do
          echo -en '\n';
          if [[ -e /etc/podinfo/cpu_limit ]]; then
            echo -en '\n'; cat /etc/podinfo/cpu_limit; fi;
          if [[ -e /etc/podinfo/cpu_request ]]; then
            echo -en '\n'; cat /etc/podinfo/cpu_request; fi;
          if [[ -e /etc/podinfo/mem_limit ]]; then
            echo -en '\n'; cat /etc/podinfo/mem_limit; fi;
          if [[ -e /etc/podinfo/mem_request ]]; then
            echo -en '\n'; cat /etc/podinfo/mem_request; fi;
          sleep 5;
        done;
      resources:
        requests:
          memory: "32Mi"
          cpu: "125m"
        limits:
          memory: "64Mi"
          cpu: "250m"
      volumeMounts:
        - name: podinfo
          mountPath: /etc/podinfo
  volumes:
    - name: podinfo
      downwardAPI:
        items:
          - path: "cpu_limit"
            resourceFieldRef:
              containerName: client-container
              resource: limits.cpu
              divisor: 1m
          - path: "cpu_request"
            resourceFieldRef:
              containerName: client-container
              resource: requests.cpu
              divisor: 1m
          - path: "mem_limit"
            resourceFieldRef:
              containerName: client-container
              resource: limits.memory
              divisor: 1Mi
          - path: "mem_request"
            resourceFieldRef:
              containerName: client-container
              resource: requests.memory
              divisor: 1Mi

Response: This yaml code Expose Pod Information to Containers Through Files | In the manifest, you can see that the Pod has a downwardAPI volume, and that the single container in that Pod mounts the volume at /etc/podinfo.


Prompt:
Explain this shell code:

kubectl apply -f https://k8s.io/examples/pods/inject/dapi-volume-resources.yaml

Response: This shell code Expose Pod Information to Containers Through Files | Get a shell into the container that is running in your Pod:


Prompt:
Explain this shell code:

kubectl exec -it kubernetes-downwardapi-volume-example-2 -- sh

Response: This shell code Expose Pod Information to Containers Through Files | In your shell, view the cpu_limit file:


Prompt:
Explain this shell code:

# Run this in a shell inside the container
cat /etc/podinfo/cpu_limit

Response: This shell code Expose Pod Information to Containers Through Files | You can use similar commands to view the cpu_request, mem_limit and mem_request files.


Prompt:
Complete this yaml code:

pods/inject/dapi-volume.yaml
apiVersion: v1
kind: Pod
metadata:
  name: kubernetes-downwardapi-volume-example
  labels:
    zone: us-est-coast
    cluster: test-cluster1
    rack: rack-22
  annotations:
    build: two
    builder: john-doe
spec:
  containers:
    - name: client-container
      image: registry.k8s.io/busybox:1.27.2
      command: ["sh", "-c"]
      args:
      - while true; do

Response:
          if [[ -e /etc/podinfo/labels ]]; then
            echo -en '\n\n'; cat /etc/podinfo/labels; fi;
          if [[ -e /etc/podinfo/annotations ]]; then
            echo -en '\n\n'; cat /etc/podinfo/annotations; fi;
          sleep 5;
        done;
      volumeMounts:
        - name: podinfo
          mountPath: /etc/podinfo
  volumes:
    - name: podinfo
      downwardAPI:
        items:
          - path: "labels"
            fieldRef:
              fieldPath: metadata.labels
          - path: "annotations"
            fieldRef:
              fieldPath: metadata.annotations


Prompt:
Explain this yaml code:

pods/inject/dapi-volume.yaml
apiVersion: v1
kind: Pod
metadata:
  name: kubernetes-downwardapi-volume-example
  labels:
    zone: us-est-coast
    cluster: test-cluster1
    rack: rack-22
  annotations:
    build: two
    builder: john-doe
spec:
  containers:
    - name: client-container
      image: registry.k8s.io/busybox:1.27.2
      command: ["sh", "-c"]
      args:
      - while true; do
          if [[ -e /etc/podinfo/labels ]]; then
            echo -en '\n\n'; cat /etc/podinfo/labels; fi;
          if [[ -e /etc/podinfo/annotations ]]; then
            echo -en '\n\n'; cat /etc/podinfo/annotations; fi;
          sleep 5;
        done;
      volumeMounts:
        - name: podinfo
          mountPath: /etc/podinfo
  volumes:
    - name: podinfo
      downwardAPI:
        items:
          - path: "labels"
            fieldRef:
              fieldPath: metadata.labels
          - path: "annotations"
            fieldRef:
              fieldPath: metadata.annotations

Response: This yaml code Expose Pod Information to Containers Through Files | In the manifest, you can see that the Pod has a downwardAPI Volume, and the container mounts the volume at /etc/podinfo.


Prompt:
Complete this yaml code:

apiVersion: v1
kind: Pod
metadata:
  name: kubernetes-downwardapi-volume-example
  labels:
    zone: us-est-coast
    cluster: test-cluster1
    rack: rack-22
  annotations:
    build: two
    builder: john-doe
spec:
  containers:
    - name: client-container
      image: registry.k8s.io/busybox:1.27.2
      command: ["sh", "-c"]
      args:
      - while true; do

Response:
          if [[ -e /etc/podinfo/labels ]]; then
            echo -en '\n\n'; cat /etc/podinfo/labels; fi;
          if [[ -e /etc/podinfo/annotations ]]; then
            echo -en '\n\n'; cat /etc/podinfo/annotations; fi;
          sleep 5;
        done;
      volumeMounts:
        - name: podinfo
          mountPath: /etc/podinfo
  volumes:
    - name: podinfo
      downwardAPI:
        items:
          - path: "labels"
            fieldRef:
              fieldPath: metadata.labels
          - path: "annotations"
            fieldRef:
              fieldPath: metadata.annotations


Prompt:
Explain this yaml code:

apiVersion: v1
kind: Pod
metadata:
  name: kubernetes-downwardapi-volume-example
  labels:
    zone: us-est-coast
    cluster: test-cluster1
    rack: rack-22
  annotations:
    build: two
    builder: john-doe
spec:
  containers:
    - name: client-container
      image: registry.k8s.io/busybox:1.27.2
      command: ["sh", "-c"]
      args:
      - while true; do
          if [[ -e /etc/podinfo/labels ]]; then
            echo -en '\n\n'; cat /etc/podinfo/labels; fi;
          if [[ -e /etc/podinfo/annotations ]]; then
            echo -en '\n\n'; cat /etc/podinfo/annotations; fi;
          sleep 5;
        done;
      volumeMounts:
        - name: podinfo
          mountPath: /etc/podinfo
  volumes:
    - name: podinfo
      downwardAPI:
        items:
          - path: "labels"
            fieldRef:
              fieldPath: metadata.labels
          - path: "annotations"
            fieldRef:
              fieldPath: metadata.annotations

Response: This yaml code Expose Pod Information to Containers Through Files | In the manifest, you can see that the Pod has a downwardAPI Volume, and the container mounts the volume at /etc/podinfo.


Prompt:
Explain this bash code:

kubectl apply -f https://k8s.io/examples/pods/inject/dapi-volume.yaml

Response: This bash code Expose Pod Information to Containers Through Files | Verify that the container in the Pod is running:


Prompt:
Explain this bash code:

kubectl exec -it kubernetes-downwardapi-volume-example -- sh

Response: This bash code Expose Pod Information to Containers Through Files | In your shell, view the labels file:


Prompt:
Explain this text code:

cluster="test-cluster1"
rack="rack-22"
zone="us-est-coast"

Response: This text code Expose Pod Information to Containers Through Files | Similarly, view the annotations file:


Prompt:
Complete this yaml code:

pods/inject/dapi-volume-resources.yaml
apiVersion: v1
kind: Pod
metadata:
  name: kubernetes-downwardapi-volume-example-2
spec:
  containers:
    - name: client-container
      image: registry.k8s.io/busybox:1.27.2
      command: ["sh", "-c"]
      args:
      - while true; do
          echo -en '\n';
          if [[ -e /etc/podinfo/cpu_limit ]]; then
            echo -en '\n'; cat /etc/podinfo/cpu_limit; fi;
          if [[ -e /etc/podinfo/cpu_request ]]; then
            echo -en '\n'; cat /etc/podinfo/cpu_request; fi;
          if [[ -e /etc/podinfo/mem_limit ]]; then
            echo -en '\n'; cat /etc/podinfo/mem_limit; fi;
          if [[ -e /etc/podinfo/mem_request ]]; then
            echo -en '\n'; cat /etc/podinfo/mem_request; fi;
          sleep 5;
        done;
      resources:
        requests:
          memory: "32Mi"
          cpu: "125m"
        limits:

Response:
          memory: "64Mi"
          cpu: "250m"
      volumeMounts:
        - name: podinfo
          mountPath: /etc/podinfo
  volumes:
    - name: podinfo
      downwardAPI:
        items:
          - path: "cpu_limit"
            resourceFieldRef:
              containerName: client-container
              resource: limits.cpu
              divisor: 1m
          - path: "cpu_request"
            resourceFieldRef:
              containerName: client-container
              resource: requests.cpu
              divisor: 1m
          - path: "mem_limit"
            resourceFieldRef:
              containerName: client-container
              resource: limits.memory
              divisor: 1Mi
          - path: "mem_request"
            resourceFieldRef:
              containerName: client-container
              resource: requests.memory
              divisor: 1Mi


Prompt:
Explain this yaml code:

pods/inject/dapi-volume-resources.yaml
apiVersion: v1
kind: Pod
metadata:
  name: kubernetes-downwardapi-volume-example-2
spec:
  containers:
    - name: client-container
      image: registry.k8s.io/busybox:1.27.2
      command: ["sh", "-c"]
      args:
      - while true; do
          echo -en '\n';
          if [[ -e /etc/podinfo/cpu_limit ]]; then
            echo -en '\n'; cat /etc/podinfo/cpu_limit; fi;
          if [[ -e /etc/podinfo/cpu_request ]]; then
            echo -en '\n'; cat /etc/podinfo/cpu_request; fi;
          if [[ -e /etc/podinfo/mem_limit ]]; then
            echo -en '\n'; cat /etc/podinfo/mem_limit; fi;
          if [[ -e /etc/podinfo/mem_request ]]; then
            echo -en '\n'; cat /etc/podinfo/mem_request; fi;
          sleep 5;
        done;
      resources:
        requests:
          memory: "32Mi"
          cpu: "125m"
        limits:
          memory: "64Mi"
          cpu: "250m"
      volumeMounts:
        - name: podinfo
          mountPath: /etc/podinfo
  volumes:
    - name: podinfo
      downwardAPI:
        items:
          - path: "cpu_limit"
            resourceFieldRef:
              containerName: client-container
              resource: limits.cpu
              divisor: 1m
          - path: "cpu_request"
            resourceFieldRef:
              containerName: client-container
              resource: requests.cpu
              divisor: 1m
          - path: "mem_limit"
            resourceFieldRef:
              containerName: client-container
              resource: limits.memory
              divisor: 1Mi
          - path: "mem_request"
            resourceFieldRef:
              containerName: client-container
              resource: requests.memory
              divisor: 1Mi

Response: This yaml code Expose Pod Information to Containers Through Files | In the manifest, you can see that the Pod has a downwardAPI volume, and that the single container in that Pod mounts the volume at /etc/podinfo.


Prompt:
Complete this yaml code:

apiVersion: v1
kind: Pod
metadata:
  name: kubernetes-downwardapi-volume-example-2
spec:
  containers:
    - name: client-container
      image: registry.k8s.io/busybox:1.27.2
      command: ["sh", "-c"]
      args:
      - while true; do
          echo -en '\n';
          if [[ -e /etc/podinfo/cpu_limit ]]; then
            echo -en '\n'; cat /etc/podinfo/cpu_limit; fi;
          if [[ -e /etc/podinfo/cpu_request ]]; then
            echo -en '\n'; cat /etc/podinfo/cpu_request; fi;
          if [[ -e /etc/podinfo/mem_limit ]]; then
            echo -en '\n'; cat /etc/podinfo/mem_limit; fi;
          if [[ -e /etc/podinfo/mem_request ]]; then
            echo -en '\n'; cat /etc/podinfo/mem_request; fi;
          sleep 5;
        done;
      resources:
        requests:
          memory: "32Mi"
          cpu: "125m"
        limits:
          memory: "64Mi"

Response:
          cpu: "250m"
      volumeMounts:
        - name: podinfo
          mountPath: /etc/podinfo
  volumes:
    - name: podinfo
      downwardAPI:
        items:
          - path: "cpu_limit"
            resourceFieldRef:
              containerName: client-container
              resource: limits.cpu
              divisor: 1m
          - path: "cpu_request"
            resourceFieldRef:
              containerName: client-container
              resource: requests.cpu
              divisor: 1m
          - path: "mem_limit"
            resourceFieldRef:
              containerName: client-container
              resource: limits.memory
              divisor: 1Mi
          - path: "mem_request"
            resourceFieldRef:
              containerName: client-container
              resource: requests.memory
              divisor: 1Mi


Prompt:
Explain this yaml code:

apiVersion: v1
kind: Pod
metadata:
  name: kubernetes-downwardapi-volume-example-2
spec:
  containers:
    - name: client-container
      image: registry.k8s.io/busybox:1.27.2
      command: ["sh", "-c"]
      args:
      - while true; do
          echo -en '\n';
          if [[ -e /etc/podinfo/cpu_limit ]]; then
            echo -en '\n'; cat /etc/podinfo/cpu_limit; fi;
          if [[ -e /etc/podinfo/cpu_request ]]; then
            echo -en '\n'; cat /etc/podinfo/cpu_request; fi;
          if [[ -e /etc/podinfo/mem_limit ]]; then
            echo -en '\n'; cat /etc/podinfo/mem_limit; fi;
          if [[ -e /etc/podinfo/mem_request ]]; then
            echo -en '\n'; cat /etc/podinfo/mem_request; fi;
          sleep 5;
        done;
      resources:
        requests:
          memory: "32Mi"
          cpu: "125m"
        limits:
          memory: "64Mi"
          cpu: "250m"
      volumeMounts:
        - name: podinfo
          mountPath: /etc/podinfo
  volumes:
    - name: podinfo
      downwardAPI:
        items:
          - path: "cpu_limit"
            resourceFieldRef:
              containerName: client-container
              resource: limits.cpu
              divisor: 1m
          - path: "cpu_request"
            resourceFieldRef:
              containerName: client-container
              resource: requests.cpu
              divisor: 1m
          - path: "mem_limit"
            resourceFieldRef:
              containerName: client-container
              resource: limits.memory
              divisor: 1Mi
          - path: "mem_request"
            resourceFieldRef:
              containerName: client-container
              resource: requests.memory
              divisor: 1Mi

Response: This yaml code Expose Pod Information to Containers Through Files | In the manifest, you can see that the Pod has a downwardAPI volume, and that the single container in that Pod mounts the volume at /etc/podinfo.


Prompt:
Explain this bash code:

kubectl apply -f https://k8s.io/examples/pods/inject/dapi-volume-resources.yaml

Response: This bash code Expose Pod Information to Containers Through Files | Get a shell into the container that is running in your Pod:


Prompt:
Explain this bash code:

kubectl exec -it kubernetes-downwardapi-volume-example-2 -- sh

Response: This bash code Expose Pod Information to Containers Through Files | In your shell, view the cpu_limit file:


Prompt:
Explain this text code:

# Run this in a shell inside the container
cat /etc/podinfo/cpu_limit

Response: This text code Expose Pod Information to Containers Through Files | You can use similar commands to view the cpu_request, mem_limit and mem_request files.


Prompt:
Complete this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshot
metadata:
  name: new-snapshot-test

Response:
spec:
  volumeSnapshotClassName: csi-hostpath-snapclass
  source:
    persistentVolumeClaimName: pvc-test

Context: Volume Snapshots | persistentVolumeClaimName is the name of the PersistentVolumeClaim data source for the snapshot. This field is required for dynamically provisioning a snapshot.


Prompt:
Explain this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshot
metadata:
  name: new-snapshot-test
spec:
  volumeSnapshotClassName: csi-hostpath-snapclass
  source:
    persistentVolumeClaimName: pvc-test

Response: This yaml code Volume Snapshots | persistentVolumeClaimName is the name of the PersistentVolumeClaim data source for the snapshot. This field is required for dynamically provisioning a snapshot.


Prompt:
Complete this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshot
metadata:

Response:
  name: test-snapshot
spec:
  source:
    volumeSnapshotContentName: test-content

Context: Volume Snapshots | Each VolumeSnapshotContent contains a spec and status. In dynamic provisioning, the snapshot common controller creates VolumeSnapshotContent objects. Here is an example:


Prompt:
Explain this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshot
metadata:
  name: test-snapshot
spec:
  source:
    volumeSnapshotContentName: test-content

Response: This yaml code Volume Snapshots | Each VolumeSnapshotContent contains a spec and status. In dynamic provisioning, the snapshot common controller creates VolumeSnapshotContent objects. Here is an example:


Prompt:
Complete this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: snapcontent-72d9a349-aacd-42d2-a240-d775650d2455
spec:
  deletionPolicy: Delete
  driver: hostpath.csi.k8s.io

Response:
  source:
    volumeHandle: ee0cfb94-f8d4-11e9-b2d8-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotClassName: csi-hostpath-snapclass
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default
    uid: 72d9a349-aacd-42d2-a240-d775650d2455

Context: Volume Snapshots | volumeHandle is the unique identifier of the volume created on the storage backend and returned by the CSI driver during the volume creation. This field is required for dynamically provisioning a snap


Prompt:
Explain this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: snapcontent-72d9a349-aacd-42d2-a240-d775650d2455
spec:
  deletionPolicy: Delete
  driver: hostpath.csi.k8s.io
  source:
    volumeHandle: ee0cfb94-f8d4-11e9-b2d8-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotClassName: csi-hostpath-snapclass
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default
    uid: 72d9a349-aacd-42d2-a240-d775650d2455

Response: This yaml code Volume Snapshots | volumeHandle is the unique identifier of the volume created on the storage backend and returned by the CSI driver during the volume creation. This field is required for dynamically provisioning a snap


Prompt:
Complete this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: new-snapshot-content-test
spec:
  deletionPolicy: Delete

Response:
  driver: hostpath.csi.k8s.io
  source:
    snapshotHandle: 7bdd0de3-aaeb-11e8-9aae-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default

Context: Volume Snapshots | snapshotHandle is the unique identifier of the volume snapshot created on the storage backend. This field is required for the pre-provisioned snapshots. It specifies the CSI snapshot id on the storage


Prompt:
Explain this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: new-snapshot-content-test
spec:
  deletionPolicy: Delete
  driver: hostpath.csi.k8s.io
  source:
    snapshotHandle: 7bdd0de3-aaeb-11e8-9aae-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default

Response: This yaml code Volume Snapshots | snapshotHandle is the unique identifier of the volume snapshot created on the storage backend. This field is required for the pre-provisioned snapshots. It specifies the CSI snapshot id on the storage


Prompt:
Complete this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: new-snapshot-content-test
  annotations:
    - snapshot.storage.kubernetes.io/allow-volume-mode-change: "true"
spec:

Response:
  deletionPolicy: Delete
  driver: hostpath.csi.k8s.io
  source:
    snapshotHandle: 7bdd0de3-aaeb-11e8-9aae-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default

Context: Volume Snapshots | You can provision a new volume, pre-populated with data from a snapshot, by using the dataSource field in the PersistentVolumeClaim object.


Prompt:
Explain this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: new-snapshot-content-test
  annotations:
    - snapshot.storage.kubernetes.io/allow-volume-mode-change: "true"
spec:
  deletionPolicy: Delete
  driver: hostpath.csi.k8s.io
  source:
    snapshotHandle: 7bdd0de3-aaeb-11e8-9aae-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default

Response: This yaml code Volume Snapshots | You can provision a new volume, pre-populated with data from a snapshot, by using the dataSource field in the PersistentVolumeClaim object.


Prompt:
Complete this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshot
metadata:
  name: new-snapshot-test

Response:
spec:
  volumeSnapshotClassName: csi-hostpath-snapclass
  source:
    persistentVolumeClaimName: pvc-test


Prompt:
Explain this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshot
metadata:
  name: new-snapshot-test
spec:
  volumeSnapshotClassName: csi-hostpath-snapclass
  source:
    persistentVolumeClaimName: pvc-test

Response: This yaml code Volume Snapshots | persistentVolumeClaimName is the name of the PersistentVolumeClaim data source for the snapshot. This field is required for dynamically provisioning a snapshot.


Prompt:
Complete this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshot
metadata:

Response:
  name: test-snapshot
spec:
  source:
    volumeSnapshotContentName: test-content


Prompt:
Explain this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshot
metadata:
  name: test-snapshot
spec:
  source:
    volumeSnapshotContentName: test-content

Response: This yaml code Volume Snapshots | Each VolumeSnapshotContent contains a spec and status. In dynamic provisioning, the snapshot common controller creates VolumeSnapshotContent objects. Here is an example:


Prompt:
Complete this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: snapcontent-72d9a349-aacd-42d2-a240-d775650d2455
spec:
  deletionPolicy: Delete
  driver: hostpath.csi.k8s.io

Response:
  source:
    volumeHandle: ee0cfb94-f8d4-11e9-b2d8-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotClassName: csi-hostpath-snapclass
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default
    uid: 72d9a349-aacd-42d2-a240-d775650d2455


Prompt:
Explain this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: snapcontent-72d9a349-aacd-42d2-a240-d775650d2455
spec:
  deletionPolicy: Delete
  driver: hostpath.csi.k8s.io
  source:
    volumeHandle: ee0cfb94-f8d4-11e9-b2d8-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotClassName: csi-hostpath-snapclass
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default
    uid: 72d9a349-aacd-42d2-a240-d775650d2455

Response: This yaml code Volume Snapshots | volumeHandle is the unique identifier of the volume created on the storage backend and returned by the CSI driver during the volume creation. This field is required for dynamically provisioning a snap


Prompt:
Complete this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: new-snapshot-content-test
spec:
  deletionPolicy: Delete

Response:
  driver: hostpath.csi.k8s.io
  source:
    snapshotHandle: 7bdd0de3-aaeb-11e8-9aae-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default


Prompt:
Explain this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: new-snapshot-content-test
spec:
  deletionPolicy: Delete
  driver: hostpath.csi.k8s.io
  source:
    snapshotHandle: 7bdd0de3-aaeb-11e8-9aae-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default

Response: This yaml code Volume Snapshots | snapshotHandle is the unique identifier of the volume snapshot created on the storage backend. This field is required for the pre-provisioned snapshots. It specifies the CSI snapshot id on the storage


Prompt:
Explain this text code:

snapshot.storage.kubernetes.io/allow-volume-mode-change: "true"

Response: This text code Volume Snapshots | For pre-provisioned snapshots, spec.sourceVolumeMode needs to be populated by the cluster administrator.

Context: Volume Snapshots | For pre-provisioned snapshots, spec.sourceVolumeMode needs to be populated by the cluster administrator.


Prompt:
Complete this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: new-snapshot-content-test
  annotations:
    - snapshot.storage.kubernetes.io/allow-volume-mode-change: "true"
spec:

Response:
  deletionPolicy: Delete
  driver: hostpath.csi.k8s.io
  source:
    snapshotHandle: 7bdd0de3-aaeb-11e8-9aae-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default


Prompt:
Explain this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: new-snapshot-content-test
  annotations:
    - snapshot.storage.kubernetes.io/allow-volume-mode-change: "true"
spec:
  deletionPolicy: Delete
  driver: hostpath.csi.k8s.io
  source:
    snapshotHandle: 7bdd0de3-aaeb-11e8-9aae-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default

Response: This yaml code Volume Snapshots | You can provision a new volume, pre-populated with data from a snapshot, by using the dataSource field in the PersistentVolumeClaim object.


Prompt:
Complete this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshot
metadata:
  name: new-snapshot-test

Response:
spec:
  volumeSnapshotClassName: csi-hostpath-snapclass
  source:
    persistentVolumeClaimName: pvc-test


Prompt:
Explain this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshot
metadata:
  name: new-snapshot-test
spec:
  volumeSnapshotClassName: csi-hostpath-snapclass
  source:
    persistentVolumeClaimName: pvc-test

Response: This yaml code Volume Snapshots | persistentVolumeClaimName is the name of the PersistentVolumeClaim data source for the snapshot. This field is required for dynamically provisioning a snapshot.


Prompt:
Complete this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshot
metadata:

Response:
  name: test-snapshot
spec:
  source:
    volumeSnapshotContentName: test-content


Prompt:
Explain this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshot
metadata:
  name: test-snapshot
spec:
  source:
    volumeSnapshotContentName: test-content

Response: This yaml code Volume Snapshots | Each VolumeSnapshotContent contains a spec and status. In dynamic provisioning, the snapshot common controller creates VolumeSnapshotContent objects. Here is an example:


Prompt:
Complete this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: snapcontent-72d9a349-aacd-42d2-a240-d775650d2455
spec:
  deletionPolicy: Delete
  driver: hostpath.csi.k8s.io

Response:
  source:
    volumeHandle: ee0cfb94-f8d4-11e9-b2d8-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotClassName: csi-hostpath-snapclass
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default
    uid: 72d9a349-aacd-42d2-a240-d775650d2455


Prompt:
Explain this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: snapcontent-72d9a349-aacd-42d2-a240-d775650d2455
spec:
  deletionPolicy: Delete
  driver: hostpath.csi.k8s.io
  source:
    volumeHandle: ee0cfb94-f8d4-11e9-b2d8-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotClassName: csi-hostpath-snapclass
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default
    uid: 72d9a349-aacd-42d2-a240-d775650d2455

Response: This yaml code Volume Snapshots | volumeHandle is the unique identifier of the volume created on the storage backend and returned by the CSI driver during the volume creation. This field is required for dynamically provisioning a snap


Prompt:
Complete this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: new-snapshot-content-test
spec:
  deletionPolicy: Delete

Response:
  driver: hostpath.csi.k8s.io
  source:
    snapshotHandle: 7bdd0de3-aaeb-11e8-9aae-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default


Prompt:
Explain this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: new-snapshot-content-test
spec:
  deletionPolicy: Delete
  driver: hostpath.csi.k8s.io
  source:
    snapshotHandle: 7bdd0de3-aaeb-11e8-9aae-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default

Response: This yaml code Volume Snapshots | snapshotHandle is the unique identifier of the volume snapshot created on the storage backend. This field is required for the pre-provisioned snapshots. It specifies the CSI snapshot id on the storage


Prompt:
Complete this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: new-snapshot-content-test
  annotations:
    - snapshot.storage.kubernetes.io/allow-volume-mode-change: "true"
spec:

Response:
  deletionPolicy: Delete
  driver: hostpath.csi.k8s.io
  source:
    snapshotHandle: 7bdd0de3-aaeb-11e8-9aae-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default


Prompt:
Explain this yaml code:

apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotContent
metadata:
  name: new-snapshot-content-test
  annotations:
    - snapshot.storage.kubernetes.io/allow-volume-mode-change: "true"
spec:
  deletionPolicy: Delete
  driver: hostpath.csi.k8s.io
  source:
    snapshotHandle: 7bdd0de3-aaeb-11e8-9aae-0242ac110002
  sourceVolumeMode: Filesystem
  volumeSnapshotRef:
    name: new-snapshot-test
    namespace: default

Response: This yaml code Volume Snapshots | You can provision a new volume, pre-populated with data from a snapshot, by using the dataSource field in the PersistentVolumeClaim object.


Prompt:
Explain this text code:

ip route show # Look for a line starting with "default via"

Response: This text code Creating a cluster with kubeadm | Kubernetes components do not accept custom network interface as an option, therefore a custom IP address must be passed as a flag to all components instances that need such a custom configuration.

Context: Creating a cluster with kubeadm | Kubernetes components do not accept custom network interface as an option, therefore a custom IP address must be passed as a flag to all components instances that need such a custom configuration.


Prompt:
Complete this text code:

Your Kubernetes control-plane has initialized successfully!

To start using your cluster, you need to run the following as a regular user:

  mkdir -p $HOME/.kube
  sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config
  sudo chown $(id -u):$(id -g) $HOME/.kube/config

Response:
You should now deploy a Pod network to the cluster.
Run "kubectl apply -f [podnetwork].yaml" with one of the options listed at:
  /docs/concepts/cluster-administration/addons/

You can now join any number of machines by running the following on each node
as root:

  kubeadm join <control-plane-host>:<control-plane-port> --token <token> --discovery-token-ca-cert-hash sha256:<hash>

Context: Creating a cluster with kubeadm | To make kubectl work for your non-root user, run these commands, which are also part of the kubeadm init output:


Prompt:
Explain this text code:

Your Kubernetes control-plane has initialized successfully!

To start using your cluster, you need to run the following as a regular user:

  mkdir -p $HOME/.kube
  sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config
  sudo chown $(id -u):$(id -g) $HOME/.kube/config

You should now deploy a Pod network to the cluster.
Run "kubectl apply -f [podnetwork].yaml" with one of the options listed at:
  /docs/concepts/cluster-administration/addons/

You can now join any number of machines by running the following on each node
as root:

  kubeadm join <control-plane-host>:<control-plane-port> --token <token> --discovery-token-ca-cert-hash sha256:<hash>

Response: This text code Creating a cluster with kubeadm | To make kubectl work for your non-root user, run these commands, which are also part of the kubeadm init output:


Prompt:
Explain this text code:

mkdir -p $HOME/.kube
sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config
sudo chown $(id -u):$(id -g) $HOME/.kube/config

Response: This text code Creating a cluster with kubeadm | Alternatively, if you are the root user, you can run:

Context: Creating a cluster with kubeadm | Alternatively, if you are the root user, you can run:


Prompt:
Explain this bash code:

kubectl taint nodes --all node-role.kubernetes.io/control-plane-

Response: This bash code Creating a cluster with kubeadm | The output will look something like:

Context: Creating a cluster with kubeadm | The output will look something like:


Prompt:
Explain this bash code:

kubectl label nodes --all node.kubernetes.io/exclude-from-external-load-balancers-

Response: This bash code Creating a cluster with kubeadm | See Creating Highly Available Clusters with kubeadm for steps on creating a high availability kubeadm cluster by adding more control plane nodes.

Context: Creating a cluster with kubeadm | See Creating Highly Available Clusters with kubeadm for steps on creating a high availability kubeadm cluster by adding more control plane nodes.


Prompt:
Explain this text code:

scp root@<control-plane-host>:/etc/kubernetes/admin.conf .
kubectl --kubeconfig ./admin.conf get nodes

Response: This text code Creating a cluster with kubeadm | The example above assumes SSH access is enabled for root. If that is not the case, you can copy the admin.conf file to be accessible by some other user and scp using that other user instead.

Context: Creating a cluster with kubeadm | The example above assumes SSH access is enabled for root. If that is not the case, you can copy the admin.conf file to be accessible by some other user and scp using that other user instead.


Prompt:
Explain this text code:

scp root@<control-plane-host>:/etc/kubernetes/admin.conf .
kubectl --kubeconfig ./admin.conf proxy

Response: This text code Creating a cluster with kubeadm | You can now access the API Server locally at http://localhost:8001/api/v1

Context: Creating a cluster with kubeadm | You can now access the API Server locally at http://localhost:8001/api/v1


Prompt:
Explain this bash code:

kubectl drain <node name> --delete-emptydir-data --force --ignore-daemonsets

Response: This bash code Creating a cluster with kubeadm | Before removing the node, reset the state installed by kubeadm:

Context: Creating a cluster with kubeadm | Before removing the node, reset the state installed by kubeadm: