1. A method comprising: executing a multi-threaded, object-oriented application (OOA) on a device; receiving, by multiple threads of the OOA, an object from an out-of-process cache memory; mutating one or more fields of the object, wherein the one or more fields correspond to one or more attributes of the object; and applying an update of the one or more fields that have been mutated to the out-of-process cache memory, wherein the applying the update updates the one or more fields mutated at a field level and not at an object level.