# Force single-threaded execution for unit tests Sys.setenv( OMP_NUM_THREADS = "1", OMP_THREAD_LIMIT = "", KMP_DEVICE_THREAD_LIMIT = "", KMP_ALL_THREADS = "", KMP_TEAMS_THREAD_LIMIT = "", OPENBLAS_NUM_THREADS = "1", MKL_NUM_THREADS = "1", VECLIB_MAXIMUM_THREADS = "1" )