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2011
14 years 10 months ago
A Scheduling Framework That Makes Any Disk Schedulers Non-Work-Conserving Solely Based on Request Characteristics
Exploiting spatial locality is critical for a disk scheduler to achieve high throughput. Because of the high cost of disk head seeks and the non-preemptible nature of request serv...
Yuehai Xu, Song Jiang
SIGMOD
2002
ACM
93views Database» more  SIGMOD 2002»
16 years 6 months ago
Implementing database operations using SIMD instructions
Modern CPUs have instructions that allow basic operations to be performed on several data elements in parallel. These instructions are called SIMD instructions, since they apply a...
Jingren Zhou, Kenneth A. Ross
ICS
2009
Tsinghua U.
16 years 1 months ago
Performance modeling and automatic ghost zone optimization for iterative stencil loops on GPUs
Iterative stencil loops (ISLs) are used in many applications and tiling is a well-known technique to localize their computation. When ISLs are tiled across a parallel architecture...
Jiayuan Meng, Kevin Skadron
TSD
2007
Springer
16 years 16 days ago
Using Query-Relevant Documents Pairs for Cross-Lingual Information Retrieval
The world wide web is a natural setting for cross-lingual information retrieval. The European Union is a typical example of a multilingual scenario, where multiple users have to de...
David Pinto, Alfons Juan, Paolo Rosso
ICS
1999
Tsinghua U.
15 years 10 months ago
Improving the performance of bristled CC-NUMA systems using virtual channels and adaptivity
Current high-end parallel systems achieve low-latency, highbandwidth network communication through the use of aggressive design techniques and expensive mechanical and electrical ...
José F. Martínez, Josep Torrellas, J...