绑核

# http://www.coolpython.net/python_senior/concurrent/multiprocess_bind_cpu.html

import psutil

count = psutil.cpu_count()
p = psutil.Process()

cpu_lst = p.cpu_affinity()  # [0, 1, 2, 3]
p.cpu_affinity([0, 1])     # 将进程绑定到0和1这两个cpu核上