====== Ubuntu - Passwords - Recover root password ======

===== With GRUB bootloader =====

  - If you have a GRUB password configured, type 'p' and enter the password.
  - Select your linux kernel, and type 'e' for edit.
  - Select the line that starts with 'kernel' and type 'e' to edit the line.
  - Go to the end of the line and type 'single' and press 'Enter'.  Alternatively instead of 'single' try use '1'.\\
    * This will show:  **grub append> ro root=/dev/lvm/logvol01 rhgb quiet 1**
  - Type 'b' to boot into single user mode.
  - Use 'passwd' command to change root password.
  - Type 'exit'.
  - Login with new password.

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===== With Bootable CD =====

  - Boot with your bootable CD.
  - Type 'linux rescue' after 'boot:' prompt and press 'Enter'.
  - In 'CD Found' window, choose 'skip'.
  - In 'Choose Language' window, choose 'English'.
  - In 'Keyboard Type' window, choose 'us'.
  - In 'Rescue' window, choose 'continue'.
  - In second 'Rescue' window, choose 'OK'.
  - Use 'chroot /mnt/sysimage' command to change root file system.
  - Use 'passwd' command to change root password.
  - Use 'exit' command to exit from chroot mode.
  - Use 'exit' command again for reboot.
  - Remove bootable CD.
  - Login with new password