通过设置omp_num_threads,用户可以控制程序在执行并行计算时使用的线程数量,从而优化程序的性能。 2. 为什么会出现警告信息 当你看到“omp_num_threads environment is not set. defaulting to 1 thread.”的警告信息时,这意味着程序在尝试启动并行计算时,没有检测到omp_num_threads环境变量的设置,因此默认使用单个...
region 3 block 0 10 0 10 2 4 group 1 region 1 group 2 region 2 group 3 region 3 mass 1 197 write_data exercise2-ok.data 其中,输出的log是这样的: LAMMPS (29 Sep 2021) OMP_NUM_THREADS environment is not set. Defaulting to 1 thread. (src/comm.cpp:98) using 1 OpenMP thread(s) ...
I wonder why os.environ['OMP_NUM_THREADS'] = '1' is used in the main method: https://github.com/ikostrikov/pytorch-a3c/blob/master/main.py#L43. I ran a demo about CartPole-v0 using openai gym with LSTM. I found that if I removed it, then...