Modify the/data in the fstab file to/www, and then a tragedy occurs. When you start, you cannot mount an error. After entering the repair filesystem mode, you want to modify/etc/fstab, and the result files are all read only. This is the beginning of the tedious problem solving process.

terms of settlement:

1. The system prompts failure when starting Linux. Enter the root account password and enter repair filesystem #. Note that repairing the fstab file will prompt that readonly cannot save the changes.

2. Authorize as root. Generally, all ECS users have the same user permissions. This step can be omitted.

3. Mount/- o remount. At this time,/etc/fstab can be modified. This step is the core content.

4. Modify the fstab file. vi /etc/fstab