/dev/sda1 contains a file system with errors, check forced.
/dev/sda1: Inodes that were part of a corrupted orphan linked list found.
/dev/sda3: UNEXPECTED INCONSISTENCY; RUN fsck MANUALLY.
(i.e., without -a or -p options)
在(or type Control-D to continue)后输入root用户的密码
首先在修复filesystem时要umount掉运行该命令:
如: umount /
运行fsck.ext4 -y /dev/sda3
或运行fsck.ext4 /dev/sda
Linux系统启动错误 contains a file system with errors, check forced解决方法
原文：http://www.cnblogs.com/qigaohua/p/6118186.html