Data Storage
To store data for stateful software we will use Longhorn. This adds a ton of safety.
Using Cloud Host
If you are using a cloud hosted Kubernetes provider or followed the Linode steps earlier, you can skip this one!
Installation
Installing Longhorn with Rancher is super easy.
First, go to Charts
under Apps & Marketplace
. Search for Longhorn and click it, then click Install
.
On the first menu select Longhorn
as the project.
On the second menu select the options you want. We recommend the following at changes though:
- In production enter a
Backup Target
on stable clusters underLonghorn Default Settings
(Click theCustomize Default Settings
to see the textbox) (Create A Secret Store First) - Make sure
Default Storage Class Replica Count
underLonghorn Storage Class Settings
is not higher than the number of nodes in the cluster.