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» Using Execution Trace Data to Improve Distributed Systems
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DOLAP
2003
ACM
15 years 3 months ago
Achieving adaptivity for OLAP-XML federations
Motivated by the need for more flexible OLAP systems, this paper presents work on logical integration of external data in OLAP databases, carried out in cooperation between the D...
Dennis Pedersen, Torben Bach Pedersen
CLUSTER
2003
IEEE
15 years 3 months ago
A Performance Monitor Based on Virtual Global Time for Clusters of PCs
Debugging the performance of parallel and distributed systems remains a difficult task despite the widespread use of middleware packages for automatic distribution, communication...
Michela Taufer, Thomas Stricker
IROS
2009
IEEE
203views Robotics» more  IROS 2009»
15 years 4 months ago
CoMutaR: A framework for multi-robot coordination and task allocation
— In multi-robot systems, task allocation and coordination are two fundamental problems that share high synergy. Although multi-robot architectures typically separate them into d...
Pedro M. Shiroma, Maria Fernando Montenegro Campos
SIGMETRICS
2003
ACM
147views Hardware» more  SIGMETRICS 2003»
15 years 3 months ago
Effect of node size on the performance of cache-conscious B+-trees
In main-memory databases, the number of processor cache misses has a critical impact on the performance of the system. Cacheconscious indices are designed to improve performance b...
Richard A. Hankins, Jignesh M. Patel
USENIX
1994
14 years 11 months ago
Experiences with a Survey Tool for Discovering Network Time Protocol Servers
The Network Time Protocol (NTP) is widely used to synchronize computer clocks throughout the Internet. Existing NTP clients and servers form a very large distributed system, and y...
James D. Guyton, Michael F. Schwartz