Monitor the health and capacity of your Kubernetes Persistent Volume Claims (PVCs). This dashboard provides insights into volume usage, capacity, and inode consumption to help prevent storage issues.
Prerequisites
Required Helm Configuration
Enable volume metrics collection by adding the following to your k8s-infra Helm values:
presets:
kubeletMetrics:
enabled: trueThe kubeletstats receiver will collect volume metrics from all pods in your cluster.
Dashboard Preview
Dashboard JSON
Recommended. Uses the V2 dashboard schema and needs SigNoz v0.135.0 or newer.
Import it in SigNoz with Dashboards → + New dashboard → Import JSON. Import guide
What This Dashboard Monitors
This dashboard monitors the state of Persistent Volume Claims in your cluster, helping you track storage consumption and availability.
Metrics Included
Volume Capacity
- Volume Available: The amount of storage space available on the PVC.
- Volume Capacity: The total capacity of the PVC.
Inode Usage
- Volume Inodes: Average inode usage.
- Volume Inodes Free: Number of free inodes.
- Volume Inodes Used: Number of used inodes.
Next Steps
- Set Alerts: Create alerts for low disk space or high inode usage.
