May 2016
Intermediate to advanced
662 pages
20h 17m
English
book
Intel Xeon Phi Processor High Performance Programming, 2nd Edition
by James Jeffers, James Reinders, Avinash Sodani
Content preview from Intel Xeon Phi Processor High Performance Programming, 2nd Edition
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Chapter 15
MPI
Abstract
Discusses MPI on Knights Landing, which has the same interfaces as on Intel Xeon processor based systems. Discusses how the characteristics of hybrid MPI/OpenMP performance may require tuning as the optimal balance of MPI ranks and OpenMP threads may vary.
Keywords
MIC architecture; Xeon Phi; MPI; Message passing interface; MPI rank; Offload; Hyperthreading; PGAS; OpenSHMEM; ITAC; MPS; PAPI
Internode Parallelism
Most of this book focuses on intranode parallelism, while this chapter, Message Passing Interface (MPI), and Chapter 16, Partitioned Global Address Space (PGAS), focus on internode parallelism. Parallelism ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.