wrench::AmdahlParallelModel
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class AmdahlParallelModel : public wrench::ParallelModel
A class that defines an Amdahl’s Law-based parallel task performance model.
Public Functions
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double getAlpha() const
Get the Amdahl Law’s alpha parameter.
- Returns
the alpha parameter
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virtual double getParallelPerThreadWork(double total_work, unsigned long num_threads) override
Get the amount of per-thread parallel work.
- Parameters
total_work – the total work
num_threads – the number of threads
- Returns
an amount of work in flops
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virtual double getPurelySequentialWork(double total_work, unsigned long num_threads) override
Get the amount of purely sequential work.
- Parameters
total_work – the total work
num_threads – the number of threads
- Returns
an amount of work in flops
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double getAlpha() const