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Christiane Pousa Ribeiro

Researcher at University of Grenoble

Publications -  24
Citations -  398

Christiane Pousa Ribeiro is an academic researcher from University of Grenoble. The author has contributed to research in topics: Non-uniform memory access & Uniform memory access. The author has an hindex of 11, co-authored 24 publications receiving 383 citations. Previous affiliations of Christiane Pousa Ribeiro include University of Zurich.

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Proceedings ArticleDOI

Memory Affinity for Hierarchical Shared Memory Multiprocessors

TL;DR: An user-level interface named Memory Affinity interface (MAi) is described, which allows memory affinity control on Linux based cache-coherent NUMA (ccNUMA) platforms and its main goals are, fine data control, flexibility and portability.
Proceedings ArticleDOI

A machine learning-based approach for thread mapping on transactional memory applications

TL;DR: This paper proposes a machine learning-based approach to automatically infer a suitable thread mapping strategy for transactional memory applications and shows that this approach improves performance up to 18.46% compared to the worst case and up to 6.37% over the Linux defaultthread mapping strategy.
Proceedings ArticleDOI

A Hierarchical Approach for Load Balancing on Parallel Multi-core Systems

TL;DR: NucoLB is introduced, a topology-aware load balancer that focuses on redistributing work while reducing communication costs among and within compute nodes and takes the asymmetric memory access costs present on NUMA multi-core compute nodes, the interconnection network overheads, and the application communication patterns into account in its balancing decisions.
Proceedings ArticleDOI

Using Memory Access Traces to Map Threads and Data on Hierarchical Multi-core Platforms

TL;DR: This work aims to provide a method for static mapping for NUMA architectures which does not require any prior knowledge of the application and shows performance gains of up to 75% compared to the native scheduler and memory allocator of the operating system.
Book ChapterDOI

Improving memory affinity of geophysics applications on NUMA platforms using minas

TL;DR: This paper introduces Minas, a framework which provides either explicit or automatic memory affinity management with architecture abstraction for ccNUMAs and evaluates the solution on two ccNUMA platforms using two geophysics parallel applications.