Nested EPT to Make Nested VMX Faster Red Hat Author Gleb Natapov October 21, 2013 Section 1 Background Background 3 Shadow Paging Background 4 Shadow Paging Background 5 Shadow Paging Background 6 Shadow Paging Background 7 Shadow Paging Background 8 Shadow Paging Background 9 Shadow Paging (Cont.) Slow! CR3 change traps to hypervisor Page table modification by a guest traps to hypervisor New addr