Transactions ensure simple and correct handling of concurrency and failures but are often considered too expensive for use in file systems. This paper argues that performance is ...
zation is a well-known method of abstracting physical resources and of separating the manipulation and use of logical resources from their underlying implementation. We have used ...
John K. Edwards, Daniel Ellard, Craig Everhart, Ro...
This paper describes an efficient optimistic concurrency control scheme for use in distributed database systems in which objects are cached and manipulated at client machines whil...
Atul Adya, Robert Gruber, Barbara Liskov, Umesh Ma...
NFS is considered to be the bottleneck in cluster computing environment because of its limited resources and centralized data management. With the development of hardware, NFS ser...
Huan Chen, Yi Zhao, Jin Xiong, Jie Ma, Ninghui Sun
We consider two of the most commonly cited measures of retrieval performance: average precision and R-precision. It is well known that average precision and R-precision are highly...