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ASPLOS
2008
ACM
13 years 10 months ago
Overshadow: a virtualization-based approach to retrofitting protection in commodity operating systems
Commodity operating systems entrusted with securing sensitive data are remarkably large and complex, and consequently, frequently prone to compromise. To address this limitation, ...
Xiaoxin Chen, Tal Garfinkel, E. Christopher Lewis,...
USENIX
1994
13 years 10 months ago
TreadMarks: Distributed Shared Memory on Standard Workstations and Operating Systems
TreadMarks is a distributed shared memory DSM system for standard Unix systems such as SunOS and Ultrix. This paper presents a performance evaluation of TreadMarks running on Ultr...
Peter J. Keleher, Alan L. Cox, Sandhya Dwarkadas, ...
JSS
2002
63views more  JSS 2002»
13 years 8 months ago
Strategies for resolving inter-class data conflicts in mixed real-time database systems
Although many efficient concurrency control protocols have been proposed for real-time database systems, they are mainly designed for the systems with a single type of real-time t...
Kam-yiu Lam, Tei-Wei Kuo, Tony S. H. Lee
SIGMOD
2005
ACM
220views Database» more  SIGMOD 2005»
14 years 8 months ago
Sampling Algorithms in a Stream Operator
Complex queries over high speed data streams often need to rely on approximations to keep up with their input. The research community has developed a rich literature on approximat...
Theodore Johnson, S. Muthukrishnan, Irina Rozenbau...
EUROSYS
2007
ACM
14 years 5 months ago
Exploiting nonstationarity for performance prediction
Real production applications ranging from enterprise applications to large e-commerce sites share a crucial but seldom-noted characteristic: The relative frequencies of transactio...
Christopher Stewart, Terence Kelly, Alex Zhang