OpenMP Environment Variables
For the latest documentation on Visual Studio 2017 RC, see Visual Studio 2017 RC Documentation.
Provides links to environment variables used in the OpenMP API.
The Visual C++ implementation of the OpenMP standard includes the following environment variables. These environment variables are read at program startup and modifications to their values are ignored at runtime (for example, using _putenv, _wputenv).
|OMP_DYNAMIC||Specifies whether the OpenMP run time can adjust the number of threads in a parallel region.|
|OMP_NESTED||Specifies whether nested parallelism is enabled, unless nested parallelism is enabled or disabled with |
|OMP_NUM_THREADS||Sets the maximum number of threads in the parallel region, unless overridden by omp_set_num_threads or num_threads.|
|OMP_SCHEDULE||Modifies the behavior of the schedule clause when |