Section: Advanced Pod and Controller Operations

Cordon node

bash
bash
kubectl cordon worker-02
Explanation

Mark a node unschedulable.

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Drain node
Safely evict workloads before maintenance.
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Uncordon node
Allow new pods to schedule on a node again.
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Wait for pods to become ready
Wait on readiness conditions.
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Wait for deployment availability
Block until a deployment is available.
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Patch scale subresource
Update the scale subresource directly.
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Get pods with owner references
Show which controller owns each pod.
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