1. A system to support passivation of objects in transaction, comprising: a cache capable of storing in memory one or more objects of each of one or more classes; and a cache control component capable of performing at least one of: instantiating a first object in the one or more objects, wherein the first object is enrolled in a first transaction; passivating a second object in the one or more objects from the cache if one or more criteria are met, wherein the second object is enrolled in a second transaction; and inserting the first object into the cache.