ce7cb702218693d08ea6d83464d2457c9250027c

vendor/infrastructure/longhorn/config/storageclass.yaml

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+---
+# For workloads with application-level replication.
+# Longhorn replication is redundant for these -- replica=1 avoids double-writing.
+apiVersion: storage.k8s.io/v1
+kind: StorageClass
+metadata:
+  name: longhorn-single
+  annotations:
+    storageclass.kubernetes.io/is-default-class: "false"
+provisioner: driver.longhorn.io
+allowVolumeExpansion: true
+reclaimPolicy: Retain
+volumeBindingMode: WaitForFirstConsumer
+parameters:
+  numberOfReplicas: "1"
+  staleReplicaTimeout: "30"
+  fsType: "xfs"
+  dataLocality: "strict-local"
+---
+# For workloads that do not replicate data at the application layer.
+apiVersion: storage.k8s.io/v1
+kind: StorageClass
+metadata:
+  name: longhorn-double
+  annotations:
+    storageclass.kubernetes.io/is-default-class: "false"
+provisioner: driver.longhorn.io
+allowVolumeExpansion: true
+reclaimPolicy: Retain
+volumeBindingMode: WaitForFirstConsumer
+parameters:
+  numberOfReplicas: "2"
+  staleReplicaTimeout: "30"
+  fsType: "xfs"
+  dataLocality: "best-effort"
+---
+# For shared filesystem workloads that need true cross-node RWX.
+# The default longhorn class is migratable and creates a blockdev volume, not
+# a share-manager backed RWX filesystem.
+apiVersion: storage.k8s.io/v1
+kind: StorageClass
+metadata:
+  name: longhorn-rwx
+  annotations:
+    storageclass.kubernetes.io/is-default-class: "false"
+provisioner: driver.longhorn.io
+allowVolumeExpansion: true
+reclaimPolicy: Retain
+volumeBindingMode: WaitForFirstConsumer
+parameters:
+  numberOfReplicas: "3"
+  staleReplicaTimeout: "30"
+  fsType: "xfs"
+  dataLocality: "best-effort"
+  diskSelector: "ssd"
+  migratable: "false"
+---
+# Block-replicated volumes on hdd-tagged disks.
+apiVersion: storage.k8s.io/v1
+kind: StorageClass
+metadata:
+  name: longhorn-hdd-double
+  annotations:
+    storageclass.kubernetes.io/is-default-class: "false"
+provisioner: driver.longhorn.io
+allowVolumeExpansion: true
+reclaimPolicy: Retain
+volumeBindingMode: WaitForFirstConsumer
+parameters:
+  numberOfReplicas: "2"
+  staleReplicaTimeout: "30"
+  fsType: "xfs"
+  dataLocality: "best-effort"
+  diskSelector: "hdd"