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ICS
2007
Tsinghua U.
14 years 5 months ago
Scheduling FFT computation on SMP and multicore systems
Increased complexity of memory systems to ameliorate the gap between the speed of processors and memory has made it increasingly harder for compilers to optimize an arbitrary code...
Ayaz Ali, S. Lennart Johnsson, Jaspal Subhlok
ICS
2007
Tsinghua U.
14 years 5 months ago
An L2-miss-driven early register deallocation for SMT processors
The register file is one of the most critical datapath components limiting the number of threads that can be supported on a Simultaneous Multithreading (SMT) processor. To allow t...
Joseph J. Sharkey, Dmitry V. Ponomarev
ICS
2007
Tsinghua U.
14 years 5 months ago
Sensitivity analysis for automatic parallelization on multi-cores
Sensitivity Analysis (SA) is a novel compiler technique that complements, and integrates with, static automatic parallelization analysis for the cases when relevant program behavi...
Silvius Rus, Maikel Pennings, Lawrence Rauchwerger
ICS
2007
Tsinghua U.
14 years 5 months ago
Proactive fault tolerance for HPC with Xen virtualization
Large-scale parallel computing is relying increasingly on clusters with thousands of processors. At such large counts of compute nodes, faults are becoming common place. Current t...
Arun Babu Nagarajan, Frank Mueller, Christian Enge...
ICS
2007
Tsinghua U.
14 years 5 months ago
Optimization and bottleneck analysis of network block I/O in commodity storage systems
Building commodity networked storage systems is an important architectural trend; Commodity servers hosting a moderate number of consumer-grade disks and interconnected with a hig...
Manolis Marazakis, Vassilis Papaefstathiou, Angelo...
ICS
2007
Tsinghua U.
14 years 5 months ago
Representation-transparent matrix algorithms with scalable performance
Positive results from new object-oriented tools for scientific programming are reported. Using template classes, abstractions of matrix representations are available that subsume...
Peter Gottschling, David S. Wise, Michael D. Adams
ICS
2007
Tsinghua U.
14 years 5 months ago
Locality of sampling and diversity in parallel system workloads
Observing the workload on a computer system during a short (but not too short) time interval may lead to distributions that are significantly different from those that would be o...
Dror G. Feitelson