^ The purpose of the system commit limit and commit charge is to track all uses of these resources to ensure they are never overcommitted — that is, that t

^ The purpose of the system commit limit and commit charge is to track all uses of these resources to ensure they are never overcommitted — that is, that there is never more virtual address space defined than there is space to store its contents, either in RAM or in backing store (on disk). - Windows Internals, 7th Edition