Real Application Clusters Installation Guide Using Server Pools with Oracle RAC 5 Using Server Pools with Oracle RAC Understand the server pool concepts in Oracle Real Application Clusters (Oracle RAC) environments. Policy-Managed Clusters and Capacity ManagementReview this information about policy-managed clusters. Oracle RAC Database and Server PoolsOracle RAC databases support two types of server pool management styles and deployment models. About Creating Server Pools for Oracle RAC DatabasesYou can create a server pool with DBCA while creating an Oracle RAC database, but Oracle recommends that you create server pools before you deploy database software and databases. Oracle RAC One Node and Server PoolsReview the following information about Oracle RAC One Node and server pools.