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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Young-Myers, H. Raschid, L. |
| Copyright Year | 1993 |
| Description | Author affiliation: Maryland Univ., College Park, MD, USA (Young-Myers, H.; Raschid, L.) |
| Abstract | An experimental performance evaluation of three multithreaded database transitive closure algorithms on a shared memory multiprocessor is described. The algorithms are differentiated on the basis of the dataflow patterns among the threads, namely no dataflow, pipelined dataflow, and network dataflow. Close to linear speedup is achieved by the no dataflow algorithm when there is sufficiently large workload, and sufficient primary memory for processing. Even when communication is through shared memory, the no dataflow algorithm performs significantly better than the algorithms with dataflow. When access to each package of memory is shared by multiple threads, the number of threads significantly affects the performance of the algorithms in limited primary memory. When each page is exclusively accessed by a single thread, performance remains constant when the number of threads is varied. |
| Starting Page | 255 |
| Ending Page | 259 |
| File Size | 509596 |
| Page Count | 5 |
| File Format | |
| ISBN | 0818633301 |
| DOI | 10.1109/PDIS.1993.253085 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 1993-01-20 |
| Access Restriction | Subscribed |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Computer aided software engineering Yarn Algorithm design and analysis Iterative algorithms Partitioning algorithms Information systems Hardware Educational institutions Database systems Computational complexity |
| Content Type | Text |
| Resource Type | Article |
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