OSD

Offshore Software Development (OSD)

Maximizing OSD Performance with EBOFS

The current and coming generations of large distributed file systems stripe data across large numbers of objectbased storage devices (OSDs). Subsequently, individual OSD workloads tend to exhibit no inter-object locality of reference. Small object sizes reduce OSD efficiency due to disk seek overheads. EBOFS, an extent and B+tree based object file system, allows arbitrarily sized objects and pr...

OSD: An Online Web Spam Detection System

Web spam, which refers to any deliberate actions bringing to selected web pages an unjustifiable favorable relevance or importance, is one of the major obstacles for high quality information retrieval on the web. Most of the existing web spam detection methods are supervised that require a large and representative training set of web pages. Moreover, they often assume some global information su...

OSD furore--SAMA bloodied but unbowed.

Kirsch, with Public Sector Committee deputy chairperson and OSD negotiator, Dr Pophi Ramathuba, and backed by some key SAMA committees, want SAMA restructured into at least three business units to improve the lot of disparate interest groups. They say the new business model would address what they described as a long-standing systemic problem that makes scapegoats of SAMA chairpersons forced by...

Object Placement Algorithms for OSD Systems

vii Acknowledgments viii