Architecting a vRealize Operations Management Solution : Recoverability : 9.3 Data Purging and Archiving
   
9.3 Data Purging and Archiving
Data is purged on a rolling basis after the data retention period. VMware recommends purging data after six months of data collection. This is a general recommendation and subject to a service provider’s own business and capacity planning requirements.
Data archiving is not supported.