Non-volatile memory aware caching policies

摘要

In embodiments, an apparatus may include a CC, and a LLC coupled to the CC, the CC to reserve a defined portion of the LLC where data objects whose home location is in a NVM are given placement priority. In embodiments, the apparatus may be further coupled to at least one lower level cache and a second LLC, wherein the CC may further identify modified data objects in the at least one lower level cache whose home location is in a second NVM, and in response to the identification, cause the modified data objects to be written from the lower level cache to the second LLC, the second LLC located in a same socket as the second NVM.