libgomp: OMP_NUM_THREADS
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1 3.8 'OMP_NUM_THREADS' - Specifies the number of threads to use
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1 _Description_:
1 Specifies the default number of threads to use in parallel regions.
1 The value of this variable shall be a comma-separated list of
1 positive integers; the value specified the number of threads to use
1 for the corresponding nested level. If undefined one thread per
1 CPU is used.
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1 _See also_:
1 ⇒omp_set_num_threads
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1 _Reference_:
1 OpenMP specification v4.5 (http://www.openmp.org/), Section 4.2
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