The Execution Migration Machine: Directoryless Shared-Memory Architecture
Keun Sup Shim, Mieszko Lis, Omer Khan, Srinivas Devadas · Computer · 2015
For certain applications involving chip multiprocessors with more than 16 cores, a directoryless architecture with fine-grained and partial-context thread migration can outperform directory-based coherence, providing lighter on-chip traffic and reduced verification complexity.