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Scenario #61
Cluster Management
K8s v1.22, GKE
Persistent Volume Claim Failure Due to Resource Quota Exceedance
Persistent Volume Claims (PVCs) failed due to exceeding the resource quota for storage in the namespace.
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What Happened
A user attempted to create PVCs that exceeded the available storage quota, leading to failed PVC creation.
Diagnosis Steps
- 1Checked the namespace resource quotas using kubectl get resourcequotas.
- 2Observed that the storage limit had been reached.
Root Cause
PVCs exceeded the configured storage resource quota in the namespace.
Fix/Workaround
• Increased the storage quota in the namespace.
• Cleaned up unused PVCs to free up space.Lessons Learned
Proper resource quota management is critical for ensuring that users cannot overuse resources.
How to Avoid
- 1Regularly review and adjust resource quotas based on usage patterns.
- 2Implement automated alerts for resource quota breaches.