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RH302 · Question #155

System boots on emergency mode when a file system error occurs due to an unknown partition or bad filesystem specified in /etc/fstab. Outline the steps to resolve this issue.

1. Give the Root password. 2. Run fdisk -i to verify the number of partitions. 3. Identify the Root partition, for example, using e2label /dev/hda1 or e2label /dev/hda2. 4. Remount the root partition in read-write mode: mount -o remount,defaults /dev/hda6 / (adjust device as…

Troubleshooting

Question

System boots on emergency mode when a file system error occurs due to an unknown partition or bad filesystem specified in /etc/fstab. Outline the steps to resolve this issue.

Explanation

  1. Give the Root password.
  2. Run fdisk -i to verify the number of partitions.
  3. Identify the Root partition, for example, using e2label /dev/hda1 or e2label /dev/hda2.
  4. Remount the root partition in read-write mode: mount -o remount,defaults /dev/hda6 / (adjust device as necessary).
  5. Edit /etc/fstab using vi /etc/fstab.
  6. Correct all partitions, mount points, mount options, and file system types.
  7. Save and exit /etc/fstab.
  8. Press ctrl+d to continue booting the system.

Topics

#fstab#filesystem errors#emergency mode#boot recovery

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