title: In-tree Storage Plugin to CSI Migration - Ceph Cephfs
kep-number: 2924
authors:
  - "@humblec"
owning-sig: sig-storage
participating-sigs:
  - sig-cluster-lifecycle
reviewers:
  - "@Jiawei0227"
  - "@msau42"
approvers:
  - "@msau42"
editor: "@Jiawei0227"
creation-date: 2022-01-27
last-updated: 2022-01-27
disable-supported: true
status: implementable
see-also:
  - "https://github.com/kubernetes/community/blob/master/contributors/design-proposals/storage/csi-migration.md"
replaces:

# The target maturity stage in the current dev cycle for this KEP.
stage: alpha

# The most recent milestone for which work toward delivery of this KEP has been
# done. This can be the current (upcoming) milestone, if it is being actively
# worked on.
latest-milestone: "v1.26"

# The milestone at which this feature was, or is targeted to be, at each stage.
milestone:
  alpha: "v1.26"

# The following PRR answers are required at alpha release
# List the feature gate name and the components for which it must be enabled
feature-gates:
  - name: CSIMigrationCephfs
    components:
    - kube-controller-manager
    - kubelet
    - kube-scheduler
  - name: InTreePluginCephfsUnregister
    components:
    - kube-controller-manager
    - kubelet
    - kube-scheduler

# The following PRR answers are required at beta release
metrics:
  - csi_sidecar_duration_operation
  - storage_operation_duration_seconds
