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» Predicting query performance on the web
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GIS
2006
ACM
14 years 10 months ago
Query optimizer for spatial join operations
This paper presents a query optimizer module based on cost estimation that chooses the best filtering step algorithm to perform a specific spatial join operation. A set of express...
Cirano Iochpe, João Luiz Dihl Comba, Miguel...
CCGRID
2001
IEEE
14 years 20 days ago
NwsAlarm: A Tool for Accurately Detecting Resource Performance Degradation
End-users of high-performance computing resources have come to expect that consistent levels of performance be delivered to their applications. The advancement of the Computationa...
Chandra Krintz, Richard Wolski
CIKM
2010
Springer
13 years 7 months ago
Building efficient multi-threaded search nodes
Search nodes are single-purpose components of large Web search engines and their efficient implementation is critical to sustain thousands of queries per second and guarantee indi...
Carolina Bonacic, Carlos García, Mauricio M...
INFOCOM
2011
IEEE
13 years 22 days ago
Estimating the performance of hypothetical cloud service deployments: A measurement-based approach
To optimize network performance, cloud service providers have a number of options available to them, including co-locating production servers in well-connected Internet eXchange (...
Angela Wang, Cheng Huang, Jin Li, Keith W. Ross
CLUSTER
2009
IEEE
14 years 28 days ago
A performance evaluation of scientific I/O workloads on Flash-based SSDs
Abstract-- Flash-based solid state disks (SSDs) are an alternative form of storage device that promises to deliver higher performance than the traditional mechanically rotating har...
Stan Park, Kai Shen