import psutil import time import os import logging from configparser import ConfigParser # 配置日志记录 logging.basicConfig(filename='system_monitor.log', level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s') # 加载配置文件 config = ConfigParser() config.read('monitor_config.ini') if not config.has_section('Monitoring'): config.add_section('Monitoring') config.set('Monitoring', 'cpu_usage_threshold', '80') config.set('Monitoring', 'high_load_threshold', '50') config.set('Monitoring', 'sleep_interval', '5') config.set('Monitoring', 'nice_value', '-10') config.set('Monitoring', 'cpu_core', '0') with open('monitor_config.ini', 'w') as configfile: config.write(configfile) CPU_USAGE_THRESHOLD = int(config.get('Monitoring', 'cpu_usage_threshold')) HIGH_LOAD_THRESHOLD = int(config.get('Monitoring', 'high_load_threshold')) SLEEP_INTERVAL = int(config.get('Monitoring', 'sleep_interval')) NICE_VALUE = int(config.get('Monitoring', 'nice_value')) CPU_CORE = [int(core.strip()) for core in config.get('Monitoring', 'cpu_core').split(',')] def check_cpu_usage(threshold=CPU_USAGE_THRESHOLD): """实时检测CPU使用率""" usage = psutil.cpu_percent(interval=1) if usage > threshold: logging.warning(f"警报：CPU使用率超过阈值！当前使用率：{usage}%") return True return False def get_high_load_processes(threshold=HIGH_LOAD_THRESHOLD): """获取CPU占用率过高的进程列表""" processes = [] for proc in psutil.process_iter(['pid', 'name', 'cpu_percent']): try: if proc.info['cpu_percent'] > threshold: processes.append(proc.info) except (psutil.NoSuchProcess, psutil.AccessDenied): continue return sorted(processes, key=lambda x: x['cpu_percent'], reverse=True) def set_cpu_affinity(pid, cores=CPU_CORE): """设置进程的CPU亲和性（绑定到指定核心）""" try: p = psutil.Process(pid) p.cpu_affinity(cores) logging.info(f"进程 {pid} 已绑定到CPU核心 {cores}") except Excep