1. A method for use in dynamic application aware storage configuration, the method comprising: receiving a storage system configuration policy including one or more sets of device generic application best practices and one or more sets of device specific best practices; performing initial storage system configuration processing in connection with configuring a data storage system, wherein said storage system configuration policy is used in performing said initial storage system configuration processing; identifying storage objects as being in use by an application; performing application aware ongoing storage system configuration processing in connection with configuring the data storage system for use with the storage objects; and when a workload for the storage objects increases, determining that the storage objects belong to the application and applying a configuration per application best practices.