Difference between revisions of "OpenMP in Small Bites/Worksharing"

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OpenMP in Small Bites/Worksharing
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Revision as of 10:23, 18 November 2020


Tutorial
Title: OpenMP in Small Bites
Provider: HPC.NRW

Contact: tutorials@hpc.nrw
Type: Multi-part video
Topic Area: Programming Paradigms
License: CC-BY-SA
Syllabus

1. Overview
2. Worksharing
3. Data Scoping
4. False Sharing
5. Tasking
6. Tasking and Data Scoping
7. Tasking and Synchronization
8. Loops and Tasks
9. Tasking Example: Sudoku Solver
10. Task Scheduling
11. Non-Uniform Memory Access


Video

Quiz

1. What is most commonly used worksharing construct in OpenMP to distribute work among loop interations?

Click and submit to see the answer

2. Give an example for a parallel vector addition using OpenMP worksharing!

Click and submit to see the answer


3. Can the following code snipped be parallelized with the OpenMP for-construct with out breaking the semantic? Justify your answer.
int i, int s = 0;
for (i = 1; i < 100; i++){
s = a[i-1] + a[i];
}

Click and submit to see the answer