检查系统磁盘和内存使用情况

#!/usr/bin/python2.7
# -*- coding: utf-8 -*-
# @Time: 2019年8月14日
# @Author: trent

# 安装以下依赖工具
# python 2.7.5
# python-devel
# psutil-2.1.3

import psutil

def memissue():
    print('memory info: ')
    mem = psutil.virtual_memory()
    # 单位换算为MB
    memtotal = float(mem.total/1024/1024)
    memused = float(mem.used/1024/1024)
    membaifen = memused/memtotal*100
    
    print('%.2fMB' % memused)
    print('%.2fMB' % memtotal)
    print('memory usage percent: %.2f' % membaifen + '%')

def disklist():
    print('disk info: ')
    disk = psutil.disk_partitions()
    diskuse = psutil.disk_usage('/')
    #单位换算为GB
    diskused = float(diskuse.used / 1024 / 1024 / 1024)
    disktotal = float(diskuse.total / 1024 / 1024 / 1024)
    diskbaifen = diskused / disktotal * 100
    print('%.2fGB' % diskused)
    print('%.2fGB' % disktotal)
    print('disk usage percent: %.2f' % diskbaifen + '%')


memissue()
print('*******************')
disklist()