Wednesday, May 31, 2023

Changing from Cluster-wide to Zone-wide Storage

Historically, all Primary Storage Pools inside CloudStack were Cluster-wide. Each Pool was “dedicated” to one cluster only – or in other words, only hosts in one cluster could access/use that Primary Storage Pool. This was an inheritance of the traditional storage implementations in various hypervisors – i.e. a Datastore in vSphere mounted on hosts in one cluster, or a Storage Repository mounted on hosts in a single XenServer cluster, etc. Over the years, different storage solutions appeared and support for those has changed in the hypervisor world. For some of them, it made sense to ensure that multiple clusters can […]

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