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OSDI
2006
ACM
16 years 7 months ago
Ceph: A Scalable, High-Performance Distributed File System
We have developed Ceph, a distributed file system that provides excellent performance, reliability, and scalability. Ceph maximizes the separation between data and metadata manage...
Sage A. Weil, Scott A. Brandt, Ethan L. Miller, Da...
282
Voted
VLDB
2004
ACM
119views Database» more  VLDB 2004»
16 years 7 months ago
Evaluating holistic aggregators efficiently for very large datasets
Indatawarehousingapplications,numerousOLAP queries involve the processing of holistic aggregators such as computing the "top n," median, quantiles, etc. In this paper, we...
Lixin Fu, Sanguthevar Rajasekaran
SIGMOD
2006
ACM
170views Database» more  SIGMOD 2006»
16 years 6 months ago
COLT: continuous on-line tuning
Self-tuning is a cost-effective and elegant solution to the important problem of configuring a database to the characteristics of the query load. Existing techniques operate in an...
Karl Schnaitter, Serge Abiteboul, Tova Milo, Neokl...
EDBT
2008
ACM
111views Database» more  EDBT 2008»
16 years 6 months ago
On-line discovery of hot motion paths
We consider an environment of numerous moving objects, equipped with location-sensing devices and capable of communicating with a central coordinator. In this setting, we investig...
Dimitris Sacharidis, Kostas Patroumpas, Manolis Te...
ICDE
2010
IEEE
235views Database» more  ICDE 2010»
16 years 6 months ago
Cost-efficient and Differentiated Data Availability Guarantees in Data Clouds
Abstract-- Failures of any type are common in current datacenters. As data scales up, its availability becomes more complex, while different availability levels per application or ...
Nicolas Bonvin, Thanasis G. Papaioannou, Karl Aber...