I have amazing news!
After the upgrade to xcp-ng 8.3, I retested velero backup, and it all just works 
Completed Backup
jonathon@jonathon-framework:~$ velero --kubeconfig k8s_configs/production.yaml backup describe grafana-test
Name: grafana-test
Namespace: velero
Labels: objectset.rio.cattle.io/hash=c2b5f500ab5d9b8ffe14f2c70bf3742291df565c
velero.io/storage-location=default
Annotations: objectset.rio.cattle.io/applied=H4sIAAAAAAAA/4SSQW/bPgzFvwvPtv9OajeJj/8N22HdBqxFL0MPlEQlWmTRkOhgQ5HvPsixE2yH7iji8ffIJ74CDu6ZYnIcoIMTeYpcOf7vtIICji4Y6OB/1MdxgAJ6EjQoCN0rYAgsKI5Dyk9WP0hLIqmi40qjiKfMcRlAq7pBY+py26qmbEi15a5p78vtaqe0oqbVVsO5AI+K/Ju4A6YDdKDXqrVtXaNqzU5traVVY9d6Uyt7t2nW693K2Pa+naABe4IO9hEtBiyFksClmgbUdN06a9NAOtvr5B4DDunA8uR64lGgg7u6rxMUYMji6OWZ/dhTeuIPaQ6os+gTFUA/tR8NmXd+TELxUfNA5hslHqOmBN13OF16ZwvNQShIqpZClYQj7qk6blPlGF5uzC/L3P+kvok7MB9z0OcCXPiLPLHmuLLWCfVfB4rTZ9/iaA5zHovNZz7R++k6JI50q89BXcuXYR5YT0DolkChABEPHWzW9cK+rPQx8jgsH/KQj+QT/frzXCdduc/Ca9u1Y7aaFvMu5Ang5Xz+HQAA//8X7Fu+/QIAAA
objectset.rio.cattle.io/id=e104add0-85b4-4eb5-9456-819bcbe45cfc
velero.io/resource-timeout=10m0s
velero.io/source-cluster-k8s-gitversion=v1.33.4+rke2r1
velero.io/source-cluster-k8s-major-version=1
velero.io/source-cluster-k8s-minor-version=33
Phase: Completed
Namespaces:
Included: grafana
Excluded: <none>
Resources:
Included cluster-scoped: <none>
Excluded cluster-scoped: volumesnapshotcontents.snapshot.storage.k8s.io
Included namespace-scoped: *
Excluded namespace-scoped: volumesnapshots.snapshot.storage.k8s.io
Label selector: <none>
Or label selector: <none>
Storage Location: default
Velero-Native Snapshot PVs: true
Snapshot Move Data: true
Data Mover: velero
TTL: 720h0m0s
CSISnapshotTimeout: 30m0s
ItemOperationTimeout: 4h0m0s
Hooks: <none>
Backup Format Version: 1.1.0
Started: 2025-10-15 15:29:52 -0700 PDT
Completed: 2025-10-15 15:31:25 -0700 PDT
Expiration: 2025-11-14 14:29:52 -0800 PST
Total items to be backed up: 35
Items backed up: 35
Backup Item Operations: 1 of 1 completed successfully, 0 failed (specify --details for more information)
Backup Volumes:
Velero-Native Snapshots: <none included>
CSI Snapshots:
grafana/central-grafana:
Data Movement: included, specify --details for more information
Pod Volume Backups: <none included>
HooksAttempted: 0
HooksFailed: 0
Completed Restore
jonathon@jonathon-framework:~$ velero --kubeconfig k8s_configs/production.yaml restore describe restore-grafana-test --details
Name: restore-grafana-test
Namespace: velero
Labels: objectset.rio.cattle.io/hash=252addb3ed156c52d9fa9b8c045b47a55d66c0af
Annotations: objectset.rio.cattle.io/applied=H4sIAAAAAAAA/3yRTW7zIBBA7zJrO5/j35gzfE2rtsomymIM45jGBgTjbKLcvaKJm6qL7kDwnt7ABdDpHfmgrQEBZxrJ25W2/85rSOCkjQIBrxTYeoIEJmJUyAjiAmiMZWRtTYhb232Q5EC88tquJDKPFEU6GlpUG5UVZdpUdZ6WZZ+niOtNWtR1SypvqC8buCYwYkfjn7oBwwAC8ipHpbqC1LqqZZWrtse228isrLqywapSdS0z7KPU4EQgwN+mSI8eezSYMgWG22lwKOl7/MgERzJmdChPs9veDL9IGfSbQRcGy+96IjszCCiyCRLQRo6zIrVd5AHEfuHhkIBmmp4d+a/3e9Dl8LPoCZ3T5hg7FvQRcR8nxt6XL7sAgv1MCZztOE+01P23cvmnPYzaxNtwuF4/AwAA//8k6OwC/QEAAA
objectset.rio.cattle.io/id=9ad8d034-7562-44f2-aa18-3669ed27ef47
Phase: Completed
Total items to be restored: 33
Items restored: 33
Started: 2025-10-15 15:35:26 -0700 PDT
Completed: 2025-10-15 15:36:34 -0700 PDT
Warnings:
Velero: <none>
Cluster: <none>
Namespaces:
grafana-restore: could not restore, ConfigMap:elasticsearch-es-transport-ca-internal already exists. Warning: the in-cluster version is different than the backed-up version
could not restore, ConfigMap:kube-root-ca.crt already exists. Warning: the in-cluster version is different than the backed-up version
Backup: grafana-test
Namespaces:
Included: grafana
Excluded: <none>
Resources:
Included: *
Excluded: nodes, events, events.events.k8s.io, backups.velero.io, restores.velero.io, resticrepositories.velero.io, csinodes.storage.k8s.io, volumeattachments.storage.k8s.io, backuprepositories.velero.io
Cluster-scoped: auto
Namespace mappings: grafana=grafana-restore
Label selector: <none>
Or label selector: <none>
Restore PVs: true
CSI Snapshot Restores:
grafana-restore/central-grafana:
Data Movement:
Operation ID: dd-ffa56e1c-9fd0-44b4-a8bb-8163f40a49e9.330b82fc-ca6a-423217ee5
Data Mover: velero
Uploader Type: kopia
Existing Resource Policy: <none>
ItemOperationTimeout: 4h0m0s
Preserve Service NodePorts: auto
Restore Item Operations:
Operation for persistentvolumeclaims grafana-restore/central-grafana:
Restore Item Action Plugin: velero.io/csi-pvc-restorer
Operation ID: dd-ffa56e1c-9fd0-44b4-a8bb-8163f40a49e9.330b82fc-ca6a-423217ee5
Phase: Completed
Progress: 856284762 of 856284762 complete (Bytes)
Progress description: Completed
Created: 2025-10-15 15:35:28 -0700 PDT
Started: 2025-10-15 15:36:06 -0700 PDT
Updated: 2025-10-15 15:36:26 -0700 PDT
HooksAttempted: 0
HooksFailed: 0
Resource List:
apps/v1/Deployment:
- grafana-restore/central-grafana(created)
- grafana-restore/grafana-debug(created)
apps/v1/ReplicaSet:
- grafana-restore/central-grafana-5448b9f65(created)
- grafana-restore/central-grafana-56887c6cb6(created)
- grafana-restore/central-grafana-56ddd4f497(created)
- grafana-restore/central-grafana-5f4757844b(created)
- grafana-restore/central-grafana-5f69f86c85(created)
- grafana-restore/central-grafana-64545dcdc(created)
- grafana-restore/central-grafana-69c66c54d9(created)
- grafana-restore/central-grafana-6c8d6f65b8(created)
- grafana-restore/central-grafana-7b479f79ff(created)
- grafana-restore/central-grafana-bc7d96cdd(created)
- grafana-restore/central-grafana-cb88bd49c(created)
- grafana-restore/grafana-debug-556845ff7b(created)
- grafana-restore/grafana-debug-6fb594cb5f(created)
- grafana-restore/grafana-debug-8f66bfbf6(created)
discovery.k8s.io/v1/EndpointSlice:
- grafana-restore/central-grafana-hkgd5(created)
networking.k8s.io/v1/Ingress:
- grafana-restore/central-grafana(created)
rbac.authorization.k8s.io/v1/Role:
- grafana-restore/central-grafana(created)
rbac.authorization.k8s.io/v1/RoleBinding:
- grafana-restore/central-grafana(created)
v1/ConfigMap:
- grafana-restore/central-grafana(created)
- grafana-restore/elasticsearch-es-transport-ca-internal(failed)
- grafana-restore/kube-root-ca.crt(failed)
v1/Endpoints:
- grafana-restore/central-grafana(created)
v1/PersistentVolume:
- pvc-e3f6578f-08b2-4e79-85f0-76bbf8985b55(skipped)
v1/PersistentVolumeClaim:
- grafana-restore/central-grafana(created)
v1/Pod:
- grafana-restore/central-grafana-cb88bd49c-fc5br(created)
v1/Secret:
- grafana-restore/fpinfra-net-cf-cert(created)
- grafana-restore/grafana(created)
v1/Service:
- grafana-restore/central-grafana(created)
v1/ServiceAccount:
- grafana-restore/central-grafana(created)
- grafana-restore/default(skipped)
velero.io/v2alpha1/DataUpload:
- velero/grafana-test-nw7zj(skipped)
Image of working restore pod, with correct data in PV
Velero installed from helm: https://vmware-tanzu.github.io/helm-charts
Version: velero:11.1.0
Values
---
image:
repository: velero/velero
tag: v1.17.0
# Whether to deploy the restic daemonset.
deployNodeAgent: true
initContainers:
- name: velero-plugin-for-aws
image: velero/velero-plugin-for-aws:latest
imagePullPolicy: IfNotPresent
volumeMounts:
- mountPath: /target
name: plugins
configuration:
defaultItemOperationTimeout: 2h
features: EnableCSI
defaultSnapshotMoveData: true
backupStorageLocation:
- name: default
provider: aws
bucket: velero
config:
region: us-east-1
s3ForcePathStyle: true
s3Url: https://s3.location
# Destination VSL points to LINSTOR snapshot class
volumeSnapshotLocation:
- name: linstor
provider: velero.io/csi
config:
snapshotClass: linstor-vsc
credentials:
useSecret: true
existingSecret: velero-user
metrics:
enabled: true
serviceMonitor:
enabled: true
prometheusRule:
enabled: true
# Additional labels to add to deployed PrometheusRule
additionalLabels: {}
# PrometheusRule namespace. Defaults to Velero namespace.
# namespace: ""
# Rules to be deployed
spec:
- alert: VeleroBackupPartialFailures
annotations:
message: Velero backup {{ $labels.schedule }} has {{ $value | humanizePercentage }} partialy failed backups.
expr: |-
velero_backup_partial_failure_total{schedule!=""} / velero_backup_attempt_total{schedule!=""} > 0.25
for: 15m
labels:
severity: warning
- alert: VeleroBackupFailures
annotations:
message: Velero backup {{ $labels.schedule }} has {{ $value | humanizePercentage }} failed backups.
expr: |-
velero_backup_failure_total{schedule!=""} / velero_backup_attempt_total{schedule!=""} > 0.25
for: 15m
labels:
severity: warning
Also create the following.
apiVersion: snapshot.storage.k8s.io/v1
kind: VolumeSnapshotClass
metadata:
name: linstor-vsc
labels:
velero.io/csi-volumesnapshot-class: "true"
driver: linstor.csi.linbit.com
deletionPolicy: Delete
We are using Piraeus operator to use xostor in k8s
https://github.com/piraeusdatastore/piraeus-operator.git
Version: v2.9.1
Values:
---
operator:
resources:
requests:
cpu: 250m
memory: 500Mi
limits:
memory: 1Gi
installCRDs: true
imageConfigOverride:
- base: quay.io/piraeusdatastore
components:
linstor-satellite:
image: piraeus-server
tag: v1.29.0
tls:
certManagerIssuerRef:
name: step-issuer
kind: StepClusterIssuer
group: certmanager.step.sm
Then we just connect to the xostor cluster like external linstor controller.
