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doc: add install-snapshot.sh usage in snapshot documentation

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Signed-off-by: Prasanna Kumar Kalever <prasanna.kalever@redhat.com>
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Prasanna Kumar Kalever 2020-10-13 14:29:14 +05:30 committed by mergify[bot]
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commit da056a5ef6
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docs/cephfs-snap-clone.md
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@ -19,6 +19,25 @@
be a `volumesnapshotclass` object present in the cluster be a `volumesnapshotclass` object present in the cluster
for snapshot request to be satisified. for snapshot request to be satisified.
- To install snapshot controller and CRD
```console
$./scripts/install-snapshot.sh install
```
To install from specific external-snapshotter version, you can leverage
`SNAPSHOT_VERSION` variable, for example:
```console
$SNAPSHOT_VERSION="v3.0.1" ./scripts/install-snapshot.sh install
```
- In the future, you can choose to cleanup by running
```console
$./scripts/install-snapshot.sh cleanup
```
**NOTE: At present, there is a limit of 400 snapshots per cephFS filesystem. **NOTE: At present, there is a limit of 400 snapshots per cephFS filesystem.
Also PVC cannot be deleted if it's having snapshots. Make sure all the snapshots Also PVC cannot be deleted if it's having snapshots. Make sure all the snapshots
on the PVC are deleted before you delete the PVC.** on the PVC are deleted before you delete the PVC.**