问题:卷home仅剩余87.4MB的硬盘空间
参考链接：
https://jingyan.baidu.com/article/db55b609d334574ba30a2ff6.html
https://blog.csdn.net/think_nothing/article/details/56666645
https://blog.csdn.net/kim0403/article/details/51540116
https://blog.csdn.net/tiankongtiankong01/article/details/53818172
参考链接:
http://www.keread.com/info/blog/150-disk-no-enough.html
垃圾桶定时清理！
http://www.cnblogs.com/alexanderkun/p/5008514.html
一系列清理后:
