监控系统性能的脚本(cpu,disk,memory,network)

#!/usr/bin/pythonimport psutilimport jsonimport timedef item_disk():return dict(zip(['total','used','free','percent'],psutil.disk_usage('/')))def item_cpu():return dict(zip(['user','system','nice','idle'],psutil.cpu_times()))def item_mem():return dict(zip(['total','available','percent','used','free','active','inactive'],psutil.virtual_memory()))def item_net():return dict(zip(['bytes_sent','bytes_recv','packets_sent','packets_recv','errin','errout','dropin','dropout'],psutil.net_io_counters()))def runner():while True:yield{'disk' : item_disk(),'cpu' : item_cpu(),'mem' : item_mem(),'network' : item_net()}def format_(data):return json.dumps(data, indent=4, ensure_ascii=False)def running():for items in runner():print(format_(items))time.sleep(5)def main():print(running())if __name__ == '__main__':main()