Scalable high-level caching for parallel I/O Export

@inproceedings{citeulike:5309099, abstract = {In order for I/O systems to achieve high performance in a parallel environment, they must either sacrifice client-side file caching, or keep caching and deal with complex coherency issues. The most common technique for dealing with cache coherency in multi-client file caching environments uses file locks to bypass the client-side cache. Aside from effectively disabling cache usage, file locking is sometimes unavailable on larger systems. The high-level abstraction layer of MPI allows us to tackle cache coherency with additional information and coordination without using file locks. By approaching the cache coherency issue further up, the underlying I/O accesses can be modified in such a way as to ensure access to coherent data while satisfying the user's I/O request. We can effectively exploit the benefits of a file system's clientside cache while minimizing its management costs. 1}, author = {Coloma, Kenin and Choudhary, Alok and Liao, Wei-Keng}, booktitle = {In Proceedings of the International Parallel and Distributed Processing Symposium}, citeulike-article-id = {5309099}, citeulike-linkout-0 = {http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.86.2115}, keywords = {io, parallel}, posted-at = {2009-07-31 15:40:43}, priority = {2}, title = {Scalable high-level caching for parallel I/O}, url = {http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.86.2115}, year = {2004} }

TY - CONF ID - citeulike:5309099 L3 - citeulike-article-id:5309099 N2 - In order for I/O systems to achieve high performance in a parallel environment, they must either sacrifice client-side file caching, or keep caching and deal with complex coherency issues. The most common technique for dealing with cache coherency in multi-client file caching environments uses file locks to bypass the client-side cache. Aside from effectively disabling cache usage, file locking is sometimes unavailable on larger systems. The high-level abstraction layer of MPI allows us to tackle cache coherency with additional information and coordination without using file locks. By approaching the cache coherency issue further up, the underlying I/O accesses can be modified in such a way as to ensure access to coherent data while satisfying the user’s I/O request. We can effectively exploit the benefits of a file system’s clientside cache while minimizing its management costs. 1 TI - Scalable high-level caching for parallel I/O T2 - In Proceedings of the International Parallel and Distributed Processing Symposium KW - io KW - parallel AU - Coloma, Kenin AU - Choudhary, Alok AU - Liao, Wei-Keng PY - 2004/// UR - http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.86.2115 ER -