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4.15 OMP_TEAMS_THREAD_LIMIT – Set the maximum number of threads imposed by teams

Description:

Specifies an upper bound for the number of threads to use by each contention group created by a teams construct without explicit thread_limit clause. The value of this variable shall be a positive integer. If undefined, the value of 0 is used which stands for an implementation defined upper limit.

See also:

OMP_THREAD_LIMIT – Set the maximum number of threads, omp_set_teams_thread_limit – Set upper thread limit for teams construct

Reference:

OpenMP specification v5.1, Section 6.24