Hierarchical paging


– A simple technique is a two-level page table
– Break up the logical address space into multiple page table
Has page offset either but **has multi page number in logical address**
![](https://www.notion.so/image/https%3A%2F%2Fs3-us-west-2.amazonaws.com%2Fsecure.notion-static.com%2F8138952b-d75a-443f-92a3-5dfbabd137b2%2FUntitled.png?table=block&id=5b07a593-5c04-4e1e-a521-806dc03a80fe&cache=v2)
last page number indicate page of page table,other is root or outer page table