This section provides guidance regarding memory considerations in VMware Cloud on AWS. Memory SizingThis section describes choosing how much memory to allocate to your virtual machines. Memory Overcommit TechniquesThis section describes the techniques VMware Cloud on AWS uses to allow memory overcommitment. Memory Swapping OptimizationsThis section describes ways to avoid or reduce host-level swapping, and presents techniques to minimize its impact on performance when it is unavoidable. Memory OverheadVirtualization causes an increase in the amount of physical memory required due to the extra memory needed by VMware Cloud on AWS for its own code and for data structures. 2MB Large Memory Pages for Hypervisor and Guest Operating SystemThis section describes how VMware Cloud on AWS handles large memory pages. Parent topic: Hosts and Virtual Machines