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Scenario #59
Cluster Management
K8s v1.23, Azure AKS
Failed Pod Startup Due to Image Pull Policy Misconfiguration
Pods failed to start because the image pull policy was misconfigured.
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What Happened
The image pull policy was set to Never, preventing Kubernetes from pulling the required container images from the registry.
Diagnosis Steps
- 1Checked pod events and found image pull errors.
- 2Verified the image pull policy in the pod specification.
Root Cause
Image pull policy was set to Never, which prevents Kubernetes from pulling images from the registry.
Fix/Workaround
• Changed the image pull policy to IfNotPresent or Always in the pod configuration.
• Re-deployed the pods.Lessons Learned
The correct image pull policy is necessary to ensure Kubernetes can pull container images from a registry.
How to Avoid
- 1Double-check the image pull policy in pod specifications before deployment.
- 2Use Always for images stored in remote registries.