fsck died with exit status 127
An automatic filesystem check(fsck) of the root filesystem failed
A manual fsck must be performed,then the system restarted
The fsck should be performed in maintenance mode with the root filesystem mounted in read-only mode
The root filesystem mounted in read-only mode
The root filesystem is currently in read-only mode
A maintenance shell will now be started
After performing system maintenance ,press control-D to terminate the maintenance shell and restart the system
bash:no job control in this shell
fsck 或 sudo fsck试过（提示大致看得懂）结果是：
fsck: /lib/libblkid.so.1:no version information available (required by fsck)
fsck: /lib/libblkid.so.1:no version information available (required by fsck)
fsck from utill-linux-ng 2.16
fsck:felocation error:fsck symbol blkid_tag,version BLKED_2.15 not defined in file libblkid.so.1 with link time reference
root@l_desktop:~#
反复重启，recovery mode 启动也是到那里停住
哪位高手说详细些，真正解决问题的，给论坛添个精华帖
