Pro TBB: C++ Parallel Programming with Threading Building Blocks

© Intel Corporation 2019

Michael Voss, Rafael  Asenjo and James ReindersPro TBBhttps://doi.org/10.1007/978-1-4842-4398-5_20

20. TBB on NUMA Architectures

Michael Voss¹ , Rafael Asenjo² and James Reinders³

(1)

Austin, Texas, USA

(2)

Málaga, Spain

(3)

Portland, Oregon, USA

 

Advanced programmers who care about performance know that exploiting locality is paramount. When it comes to locality, cache locality is the one that immediately springs to mind, but in many cases, for heavy-duty applications running on large shared-memory architectures, Non-Uniform Memory Access (NUMA) locality should also be considered. As you certainly know, NUMA conveys the message that memory is organized in different banks and some cores have faster access to some of the “close” ...