[ALERT] Alertname:LonghornVolumeStatusWarning Container:longhorn-manager Endpoint:manager Instance:10.42.0.2:9500 Issue:Longhorn Volume Pvc-ee4eecf8-8c75-4c7f-b4a5-8412ba74877b Is Degraded. Job:longhorn-backend Namespace:longhorn-system Node:hive03 Pod:longhorn-manager-g654m Prometheus:kube-prometheus-stack/kube-prometheus-stack-prometheus Pvc:kanister-pvc-l2nj5 Pvc_namespace:kasten-io Service:longhorn-backend Severity:warning Volume:pvc-ee4eecf8-8c75-4c7f-b4a5-8412ba74877b
Warning: Longhorn Volume Degradation
A critical alert has been triggered in your Longhorn system, indicating a degraded state of a volume. This alert is a warning sign that requires immediate attention to prevent potential data loss or system instability.
Alert Details
- Alert Name: LonghornVolumeStatusWarning
- Container: longhorn-manager
- Endpoint: manager
- Instance: 10.42.0.2:9500
- Issue: Longhorn volume pvc-ee4eecf8-8c75-4c7f-b4a5-8412ba74877b is Degraded
- Job: longhorn-backend
- Namespace: longhorn-system
- Node: hive03
- Pod: longhorn-manager-g654m
- Prometheus: kube-prometheus-stack/kube-prometheus-stack-prometheus
- PVC: kanister-pvc-l2nj5
- PVC Namespace: kasten-io
- Service: longhorn-backend
- Severity: warning
- Volume: pvc-ee4eecf8-8c75-4c7f-b4a5-8412ba74877b
Common Labels
| Label | Value |
|---|---|
| alertname | LonghornVolumeStatusWarning |
| container | longhorn-manager |
| endpoint | manager |
| instance | 10.42.0.2:9500 |
| issue | Longhorn volume pvc-ee4eecf8-8c75-4c7f-b4a5-8412ba74877b is Degraded |
| job | longhorn-backend |
| namespace | longhorn-system |
| node | hive03 |
| pod | longhorn-manager-g654m |
| prometheus | kube-prometheus-stack/kube-prometheus-stack-prometheus |
| pvc | kanister-pvc-l2nj5 |
| pvc_namespace | kasten-io |
| service | longhorn-backend |
| severity | warning |
| volume | pvc-ee4eecf8-8c75-4c7f-b4a5-8412ba74877b |
Common Annotations
| Annotation | Value |
|---|---|
| description | Longhorn volume pvc-ee4eecf8-8c75-4c7f-b4a5-8412ba74877b on hive03 is Degraded for more than 10 minutes. |
| summary | Longhorn volume pvc-ee4eecf8-8c75-4c7f-b4a5-8412ba74877b is Degraded |
Alerts
| StartsAt | Links |
|---|---|
| 2025-05-02 10:00:15.019 +0000 UTC | GeneratorURL |
What to Do Next
To resolve this alert, follow these steps:
- Investigate the issue: Check the Longhorn volume pvc-ee4eecf8-8c75-4c7f-b4a5-8412ba74877b on hive03 to determine the cause of the.
- Check the volume's health: Verify that the volume is healthy and not experiencing any issues.
- Check the node's health: Verify that the node hive03 is healthy and not experiencing any issues.
- Check the pod's health: Verify that the pod longhorn-manager-g654m is healthy and not experiencing any issues.
- Check the PVC's health: Verify that the PVC kanister-pvc-l2nj5 is healthy and not experiencing any issues.
- Check the service's health: Verify that the service longhorn-backend is healthy and not experiencing any issues.
- Check the Prometheus metrics: Verify that the Prometheus metrics are accurate and not experiencing any issues.
Prevention is Key
To prevent similar alerts in the future, consider the following best practices:
- Regularly monitor your Longhorn system: Regularly check your Longhorn system for any issues or degradation.
- Implement a backup strategy: Implement a backup strategy to ensure that your data is safe in case of a failure.
- Implement a disaster recovery strategy: Implement a disaster recovery strategy to ensure that your system can recover from a failure.
- Regularly update your Longhorn system: Regularly update your Longhorn system to ensure that you have the latest features and security patches.
Frequently Asked Questions
Q: What is a Longhorn Volume Status Warning? A: A Longhorn Volume Status Warning is an alert that is triggered when a Longhorn volume is in a degraded state. This alert is a warning sign that requires immediate attention to prevent potential data loss or system instability.
Q: What causes a Longhorn Volume Status Warning? A: A Longhorn Volume Status Warning can be caused by a variety of factors, including:
- A volume is in a degraded state
- A node is experiencing issues
- A pod is experiencing issues
- A PVC is experiencing issues
- A service is experiencing issues
Q: How do I investigate the issue? A: To investigate the issue, follow these steps:
- Check the Longhorn volume pvc-ee4eecf8-8c75-4c7f-b4a5-8412ba74877b on hive03 to determine the cause of the issue.
- Check the volume's health to verify that it is healthy and not experiencing any issues.
- Check the node's health to verify that it is healthy and not experiencing any issues.
- Check the pod's health to verify that it is healthy and not experiencing any issues.
- Check the PVC's health to verify that it is healthy and not experiencing any issues.
- Check the service's health to verify that it is healthy and not experiencing any issues.
Q: How do I prevent similar alerts in the future? A: To prevent similar alerts in the future, consider the following best practices:
- Regularly monitor your Longhorn system to ensure that it is running smoothly and efficiently.
- Implement a backup strategy to ensure that your data is safe in case of a failure.
- Implement a disaster recovery strategy to ensure that your system can recover from a failure.
- Regularly update your Longhorn system to ensure that you have the latest features and security patches.
Q: What are the common labels and annotations for a Longhorn Volume Status Warning? A: The common labels and annotations for a Longhorn Volume Status Warning are:
- alertname: LonghornVolumeStatusWarning
- container: longhorn-manager
- endpoint: manager
- instance: 10.42.0.2:9500
- issue: Longhorn volume pvc-ee4eecf8-8c75-4c7f-b4a5-8412ba74877b is Degraded
- job: longhorn-backend
- namespace: longhorn-system
- node: hive03
- pod: longhorn-manager-g654m
- prometheus: kube-prometheus-stack/kube-prometheus-stack-prometheus
- pvc: kanister-pvc-l2nj5
- pvc_namespace: kasten-io
- service: longhorn-backend
- severity: warning
- volume: pvc-ee4eecf8-8c75-4c7f-b4a5-8412ba74877b
- description: Longhorn volume pvc-ee4eecf8-8c75-4c7f-b4a5-8412ba74877b on hive03 is Degraded for more than 10 minutes.
- summary: Longhorn volume pvc-ee4eecf8-8c75-4c7f-b4a5-8412ba74877b is Degraded
Q: What are the common annotations for a Longhorn Volume Status Warning? A: The common annotations for a Longhorn Volume Status Warning are:
- description: Longhorn volume pvc-ee4eecf8-8c75-4c7f-b4a5-8412ba74877b on hive03 is Degraded for more than 10 minutes.
- summary: Longhorn volume pvc-ee4eecf8-8c75-4c7f-b4a5-8412ba74877b is Degraded
Q: What are the alerts for a Longhorn Volume Status Warning? A: The alerts for a Longhorn Volume Status Warning are:
- StartsAt: 2025-05-02 10:00:15.019 +0000 UTC
- Links: GeneratorURL
Q: What are the best practices for preventing similar alerts in the future? A: The best practices for preventing similar alerts in the future are:
- Regularly monitor your Longhorn system to ensure that it is running smoothly and efficiently.
- Implement a backup strategy to ensure that your data is safe in case of a failure.
- Implement a disaster recovery strategy to ensure that your system can recover from a failure.
- Regularly update your Longhorn system to ensure that you have the latest features and security patches.