Block storage allows a single pod to mount storage. This page shows how to create a simple web application on Kubernetes using persistent volumes enabled by Rook.
Provision Storage
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This sample requires at least 1 OSD per node, with each OSD located on 3 different nodes. |
Before Rook can provision storage, aa StorageClassand and CephBlockPool need to be created. This will allow Kubernetes to interoperate with Rook when provisioning PVs. So let's create these two components
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# The file, is located in the path "rook/cluster/examples/kubernetes/ceph/csi/rbd", already contains both components $ kkubectl create -f storageclass.yaml |
Inside the same folder there are other files, including pod.yaml and pvc.yaml, useful for carrying out some quick tests.