RHEL Recover root Password: Difference between revisions

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## <tt>'''touch /.autorelabel'''</tt>
## <tt>'''touch /.autorelabel'''</tt>
# Exit the <tt>'''/sysroot'''</tt> chroot.
# Exit the <tt>'''/sysroot'''</tt> chroot.
## <tt>'''# exit'''<tt>
## <tt>'''# exit'''</tt>
# Exit emergency mode.
# Exit emergency mode.
## <tt>'''# exit'''</tt>
## <tt>'''# exit'''</tt>

Revision as of 13:42, 19 September 2023

RHEL7

  1. Reboot OS into emergency mode.
  2. During the GRUB2 countdown, Edit the first line by pressing "e".
    1. Locate the line that reads "linux16".
      1. Immediately following the "quiet" keyword append "rd.break"
  3. Continue the boot process.
    1. Press Ctrl-x to boot.
  4. The system will boot into emergency mode and the switch_root prompt will appear.
  5. Remount the /sysroot filesystem as rw.
    1. # mount -o remount,rw /sysroot
  6. chroot to the /sysroot filesystem.
    1. # chroot /sysroot
  7. Create a new password.
    1. # passwd
  8. Update the SELinux Security Context.
    1. touch /.autorelabel
  9. Exit the /sysroot chroot.
    1. # exit
  10. Exit emergency mode.
    1. # exit
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