chart: Add downgrade warning and highlight namespace requirement

Longhorn #1454

Signed-off-by: Bo Tao <bo.tao@rancher.com>
This commit is contained in:
Bo Tao 2020-06-04 11:33:20 -07:00 committed by Sheng Yang
parent 2218629598
commit 809578d983
2 changed files with 7 additions and 1 deletions

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# Rancher Longhorn Chart
Please install Longhorn chart in `longhorn-system` namespace only.
> **Important**: Please install Longhorn chart in `longhorn-system` namespace only.
> **Warning**: Longhorn doesn't support downgrading from a higher version to a lower version.
The following document pertains to running Longhorn from the Rancher 2.0 chart.

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Longhorn creates a dedicated storage controller for each volume and synchronously replicates the volume across multiple replicas stored on multiple nodes. The storage controller and replicas are themselves orchestrated using Kubernetes. Longhorn supports snapshots, backups and even allows you to schedule recurring snapshots and backups!
**Important**: Please install Longhorn chart in `longhorn-system` namespace only.
**Warning**: Longhorn doesn't support downgrading from a higher version to a lower version.
[Chart Documentation](https://github.com/longhorn/longhorn/blob/master/chart/README.md)