python获取CPU，内存，磁盘使用率
#!/usr/bin/env python# coding:utf-8
import psutil
total_cpu=psutil.cpu_times().user+psutil.cpu_times().idle
user_cpu=psutil.cpu_times().user
cpu_syl=user_cpu/total_cpu*100
mem = psutil.virtual_memory() #使用psutil.virtual_memory方法获取内存完整信息
mem_total=mem.total
mem_used=mem.used
mem_syl=mem_used/float(mem_total)*100
dis_syl= psutil.disk_usage('/').used/float (psutil.disk_usage('/').total)*100
print "CPU使用率",cpu_syl,"内存使用率",mem_syl,"磁盘使用率",dis_syl
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