1. A data management system for managing data of a storage system, said storage system having a plurality of data storage resources of different characteristics, said data management system, comprising: at least one class distinction cue associated with a class of data entities, said at least one class distinction cue comprising data management guidance information and priority information related to said associated class of data entities; and at least one data management allocation system for managing data entities of said storage system by allocating said data storage resources and providing operations of said storage system, said at least one data management allocation system, at run-time, referencing said at least one class distinction cue prior to conducting data management allocation with respect to a data entity of said associated class, and, based on said priority information as compared to other priority information related to said data storage resources, selectively allocating said data storage resources and providing said operations of said storage system in said data management allocation system for said data entity.