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Monday, November 5 • 1:20pm - 2:05pm
Parallel Workload Management Using Linux CFS and Hard Limits - Sorana Rabinovici, Teradata

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Will present our experience and results, for mixed workload management, in a share nothing architecture,large MPP database.  We use a driver next to Linux, and the support of CFS and Hard limits to accomplish our goals.We have built a database priority scheduler on top of CFS, using a group hierarchy, flexible enough to satisfy all prioritization needs of complex mixed workloads.  We have also used Hard Limits to offer COD and partitioning of the system.  This innovative work validates the benefits and extensibility of the CFS  as applied in the business world.We will present our results and performance.  Our paper fits very well in the suggested topics for the conference: Optimization of Linux in enterprise environments, Case studies on impressive Linux performance in data centers or embedded computing, KernelThe presentation is intended for core developers and IT professionals.


Sorana Rabinovici

Sorana is a Senior Teradata Architect. She came to Teradata in 1987 and spent several years designing and implementing the Parallel Database Extensions to UNIX. In the last years Sorana was the chief architect of Open PDE for Linux operating system. Now she is working on future platforms and versions of Teradata, with emphasis on data caching policies, schedulers, performance improvements. She has a vast speaking experience e.g. VLDB and Partners... Read More →

Monday November 5, 2012 1:20pm - 2:05pm
Rossini II

Attendees (13)