Abstract: In a first embodiment of the present invention, a method for managing memory in a hybrid memory system is provided, wherein the hybrid memory system has a first memory and a second memory, wherein the first memory is smaller than the second memory and the first and second memories are of different types, the method comprising: identifying two or more pages in the first memory that are compatible with each other based at least in part on a prediction of when individual blocks within each of the two or more pages will be accessed; merging the two or more compatible pages, producing a merged page; and storing the merged page in the first memory.