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generic software skills
lecture materials
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19ded8ab
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19ded8ab
authored
11 months ago
by
Jan Frederik Engels
Committed by
Georgiana Mania
11 months ago
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Draft: Compute devices lecture
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lectures/parallelism/slides.qmd
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19ded8ab
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@@ -80,6 +80,18 @@ FIXME
* `schedule(FIXMEsomethingelse)`
and find out how the OpenMP runtime decomposes the problem domain.
FIXME: Maybe get rid of timings here?
FIXME: Maybe add something varying the number of threads, so that one can see
first ideas of strong/weak scaling.
# Scaling
* What happens if one uses more threads, but keep the problem size?
* Strong scaling
* What happens if one uses more threads, but also increases the problem size by
the same factor?
* Weak scaling
# Reductions FIXME title should be more generic
## What is happening here?
```c
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@@ -150,8 +162,6 @@ FIXME, if we want to do that
* Homework:
* Do something where you run into hardware-constraints (i.e. Numa, too many threads, ...)
* Give some example with race condition or stuff and have them find it.
* Add maybe:
* Are there theoretical concept like Amdahl, which we should explain? (I don't like Amdahl)
* Strong/weak scaling?
* Have them discuss the concepts from the lecture using the metaphor of a kitchen workflow?
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