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Diagnose EKS worker nodes in NotReady and determine safe remediation.
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Basierend auf der SOC-Berufsklassifikation
| id | triage-eks-node-notready |
| name | Triage EKS Node NotReady |
| description | Diagnose EKS worker nodes in NotReady and determine safe remediation. |
| tags | ["aws","eks","kubernetes","nodes","triage"] |
| maturity | draft |
| inputs | {"cluster":"string","node":"string?"} |
| outputs | ["suspected_cause","safe_next_steps"] |
| tools_allowed | ["k8s.get","k8s.describe","aws.ec2_describe","aws.eks_describe"] |
| safety | {"default_mode":"read_only","forbidden":["aws.autoscaling_terminate","k8s.drain"],"requires_confirmation_for":["k8s.drain","aws.autoscaling_terminate"]} |
Use when EKS nodes show NotReady, Unknown, or pods cannot schedule due to node health.
Ready or are replaced and the new nodes are Ready.kubectl get nodes
kubectl describe node <node>
Identify why an AWS API call is denied and what policy element blocks it.
Identify the primary drivers of a sudden cloud cost increase and implement safe mitigations.
Diagnose GCP quota errors and identify the quota, scope, and fastest safe mitigation.
Diagnose node-level memory/disk/pid pressure and determine safe mitigations.
Diagnose pods stuck in Pending and identify scheduling constraints.
Diagnose in-cluster DNS resolution failures and isolate root causes.