135 lines
3.3 KiB
YAML
135 lines
3.3 KiB
YAML
# Longhorn Helm Values
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# Chart: https://github.com/longhorn/longhorn
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# Pre-upgrade checker - disable for ArgoCD/GitOps (per Longhorn docs)
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preUpgradeChecker:
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jobEnabled: false
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upgradeVersionCheck: false
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# Persistence settings
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persistence:
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defaultClass: true # Set Longhorn as default StorageClass
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defaultClassReplicaCount: 2 # Number of replicas for high availability
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reclaimPolicy: Retain # Keep PV data when PVC is deleted
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# Default settings
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defaultSettings:
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# Storage
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defaultReplicaCount: 2 # Default number of replicas for volumes
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defaultDataPath: /mnt/longhorn-storage # Data storage path on nodes (NEW: dedicated 50GB disks)
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# Backup settings
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backupTarget: "" # S3/NFS backup target (configure later if needed)
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backupTargetCredentialSecret: ""
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# Performance
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guaranteedInstanceManagerCPU: 5 # 5% CPU for instance managers
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createDefaultDiskLabeledNodes: true # Auto-discover storage on labeled nodes
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# Node scheduling
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replicaSoftAntiAffinity: true # Prefer to spread replicas across nodes
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replicaAutoBalance: best-effort # Auto-balance replicas
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storageOverProvisioningPercentage: 200 # Allow 200% overprovisioning
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storageMinimalAvailablePercentage: 10 # Keep 10% storage available
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# Snapshot and backup
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snapshotDataIntegrity: fast-check # Fast integrity check for snapshots
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snapshotDataIntegrityImmediateCheckAfterSnapshotCreation: false
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# Auto cleanup
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orphanAutoDeletion: true # Auto delete orphaned resources
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# Longhorn Manager (control plane)
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longhornManager:
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priorityClass: ~
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tolerations:
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- key: "node-role.kubernetes.io/master"
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operator: "Exists"
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effect: "NoExecute"
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nodeSelector: {}
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# Longhorn Driver (CSI driver)
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longhornDriver:
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priorityClass: ~
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tolerations:
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- key: "node-role.kubernetes.io/master"
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operator: "Exists"
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effect: "NoExecute"
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nodeSelector: {}
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# Longhorn UI
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longhornUI:
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replicas: 1
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priorityClass: ~
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tolerations:
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- key: "node-role.kubernetes.io/master"
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operator: "Exists"
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effect: "NoExecute"
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nodeSelector: {}
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# CSI components
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csi:
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attacherReplicaCount: 1
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provisionerReplicaCount: 1
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resizerReplicaCount: 1
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snapshotterReplicaCount: 1
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# Ingress for Longhorn UI
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ingress:
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enabled: false # We'll create a separate Ingress resource
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# Service configuration
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service:
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ui:
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type: ClusterIP
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nodePort: null
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# Monitoring
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metrics:
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serviceMonitor:
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enabled: true
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additionalLabels:
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release: prometheus
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enablePSP: false # Pod Security Policy (deprecated in K8s 1.25+)
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# Resources - NO CPU LIMITS per user request
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resources:
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longhornManager:
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requests:
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cpu: 100m
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memory: 256Mi
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limits:
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# cpu: not set to prevent throttling
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memory: 512Mi
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longhornDriver:
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requests:
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cpu: 50m
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memory: 128Mi
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limits:
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# cpu: not set to prevent throttling
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memory: 256Mi
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longhornUI:
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requests:
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cpu: 50m
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memory: 64Mi
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limits:
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# cpu: not set to prevent throttling
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memory: 128Mi
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# Default StorageClass parameters
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defaultStorageClass:
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enabled: true
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name: longhorn
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defaultClass: true
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reclaimPolicy: Retain
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allowVolumeExpansion: true
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parameters:
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numberOfReplicas: "2"
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staleReplicaTimeout: "2880" # 48 hours
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fromBackup: ""
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fsType: "ext4"
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dataLocality: "disabled" # Allow scheduling on any node
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