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MICRO
2009
IEEE
133views Hardware» more  MICRO 2009»
13 years 11 months ago
A tagless coherence directory
A key challenge in architecting a CMP with many cores is maintaining cache coherence in an efficient manner. Directory-based protocols avoid the bandwidth overhead of snoop-based ...
Jason Zebchuk, Vijayalakshmi Srinivasan, Moinuddin...
HPCA
2012
IEEE
12 years 17 days ago
SCD: A scalable coherence directory with flexible sharer set encoding
Large-scale CMPs with hundreds of cores require a directory-based protocol to maintain cache coherence. However, previously proposed coherence directories are hard to scale beyond...
Daniel Sanchez, Christos Kozyrakis
ISCA
2011
IEEE
290views Hardware» more  ISCA 2011»
12 years 8 months ago
Increasing the effectiveness of directory caches by deactivating coherence for private memory blocks
To meet the demand for more powerful high-performance shared-memory servers, multiprocessor systems must incorporate efficient and scalable cache coherence protocols, such as thos...
Blas Cuesta, Alberto Ros, María Engracia G&...
MICRO
2010
IEEE
159views Hardware» more  MICRO 2010»
13 years 2 months ago
Fractal Coherence: Scalably Verifiable Cache Coherence
We propose an architectural design methodology for designing formally verifiable cache coherence protocols, called Fractal Coherence. Properly designed to be fractal in behavior, t...
Meng Zhang, Alvin R. Lebeck, Daniel J. Sorin
IPPS
1999
IEEE
13 years 9 months ago
Segment Directory Enhancing the Limited Directory Cache Coherence Schemes
We present a new arrangement of directory bits called the segment directory to improve directory storage efficiency: a segment directory can point to several sharing processors wi...
Jong Hyuk Choi, Kyu Ho Park