Persistent Storage Overview
For the basic needs of our Kubernetes environment, we need some basic persistent storage. Storage, like anything good in life, is a choose your own adventure ecosystem, so feel free to ignore this section if you have something else that satisfies the need.
Deploying Your Persistent Storage
The basis needs of Genestack are the following storage classes
| Storage Type | Description |
|---|---|
| general | A general storage cluster which is set as the deault |
| general-multi-attach | A multi-read/write storage backend |
These StorageClass types are needed by various systems; however, how you get to these storage classes is totally up to you.
The following sections provide a means to manage storage and provide our needed StorageClass types. While there may be many
persistent storage options, not all of them are needed.
| Backend Storage Options |
|---|
| Cephadm/ceph-ansible/Rook (Ceph) - External |
| Rook (Ceph) - In Cluster |
| External Block - Bring Your Own Storage |
| NFS - External |
| TopoLVM - In Cluster |
Storage Deployment Demo
