The PostgreSQL version of your cluster.
The total number of instances in the cluster (one master and n-1 standbys).
The number of CPU cores per instance.
The amount of memory per instance in megabytes. Has to be a multiple of 1024.
The amount of storage per instance in megabytes.
The physical location where the cluster will be created. This will be where all of your instances live. Property cannot be modified after datacenter creation.
The S3 location where the backups will be stored.
The friendly name of your cluster.