Cache: Providing a Transparent View of the LLC in Virtualized Environments

Since most of the current multi-core processors use a large last-level cache (LLC), efficient use of an LLC is critical for the overall performance of multi-cores. To improve the caching efficiency, page coloring is a representative software-based approach to allow the OS to control placement of pages on an LLC to improve their cache utility and to avoid conflicts among cores. However, system v…