[Python Study Notes] Compute CPU Usage

"" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "", "" "". "" "" "" "" "" "" "" "," "" "" "," "" "" "," "" "," "" ">> CPU Utilization .py>> Author: Liu Yang>> e-mail: [email protected] "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "." "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" #!/usr/bin/env python#-*-coding:utf-8-*-import psutilfrom time Import Sleepdef cpu_utilization (): Cpu_start_alltime=psutil.cpu_times () "Print (Cpu_start_alltime)" What You get: scputimes (user=14088.359375, system=20540.59375, idle=362071.6875, interrupt=847.9375019073486, dpc=379 5.6875) "T1all=sum (Cpu_start_alltime) #开始的cpu时间总和 sleep (1) #休眠一秒 cpu_end_alltime=psutil.cpu_times () t2all=sum ( Cpu_end_alltime) #结束时的cpu时间总和 t1busy=t1all-cpu_start_alltime.idle# start busy time = total time-idle time T2busy=t2all-cpu_end_ Alltime.idle ' CPU Usage: (end of busy time-start busy time)/(total time to end-total time to start) ' cpu_busy= (t2busy-t1busy)/(T2all-t1all) *100 # print ("C PU usage:%0.2f "%cpu_busy+ '% ') return cpu_busyif __name__ = = ' __mAin__ ': Cpu_used=cpu_utilization () print ("CPU Usage:%0.2f"%cpu_used+ '% ') #将得到的使用率一两位小数格式显示 

[Python Study Notes] Compute CPU usage