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» Predicting Queue Times on Space-Sharing Parallel Computers
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IPPS
2010
IEEE
14 years 8 months ago
Resource management of enterprise cloud systems using layered queuing and historical performance models
The automatic allocation of enterprise workload to resources can be enhanced by being able to make `whatif' response time predictions, whilst different allocations are being c...
David A. Bacigalupo, Jano van Hemert, Asif Usmani,...
IPPS
2009
IEEE
15 years 4 months ago
Revisiting communication performance models for computational clusters
—In this paper, we analyze restrictions of traditional models affecting the accuracy of analytical prediction of the execution time of collective communication operations. In par...
Alexey L. Lastovetsky, Vladimir Rychkov, Maureen O...
IPPS
2000
IEEE
15 years 2 months ago
Using Logs to Increase Availability in Real-Time Main-Memory Database
Abstract. Real-time main-memory databases are useful in real-time environments. They are often faster and provide more predictable execution of transactions than disk-based databas...
Tiina Niklander, Kimmo E. E. Raatikainen
IEEEPACT
2008
IEEE
15 years 4 months ago
Meeting points: using thread criticality to adapt multicore hardware to parallel regions
We present a novel mechanism, called meeting point thread characterization, to dynamically detect critical threads in a parallel region. We define the critical thread the one with...
Qiong Cai, José González, Ryan Rakvi...
IPPS
2005
IEEE
15 years 3 months ago
Towards Quantitative Analysis of Real-Time UML Using Stochastic Petri Nets
In recent years the Unified Modeling Language (UML) including its profiles gained increasing acceptance as a specification language for modeling real-time systems. It is crucia...
Jan Trowitzsch, Armin Zimmermann, Günter Homm...