Reset RooT password Single User Mode on CentOs 7

Here we tend to area unit seeing the way to reset the foundation watchword of a Centos seven server victimisation single-user mode. the strategy is especially applicable for dedicated servers since there area unit choices accessible within the board to reset the password for a VPS victimisation any virtualization platform.

Reset RooT password Single User Mode on CentOs 7

  1. Login to the IPMI and start the Java Console.
  2. Reboot the server and in the grub menu, you need to select the option to edit by pressing 'e'.
  3. There you can see some texts and you can find the following words in the 16th line:
    ro rd.lvm. lv=centos
  4. Please remove 'ro' and add the following instead:
    rw init=/sysroot/bin/sh 
    so it will look like 
    rw init=/sysroot/bin/sh rd.lvm. lv=centos
  5. Then press ctrl+x to start the single user mode.
  6. There you will get a command prompt. Please type the following command there:
    #chroot /sysroot
  7. Then reset the root password using passwd command:
    #passwd root
  8. Update SELinux information by using the following command:
    #touch /.autorelabel
  9. Then exit and reboot the system using the following:

  10. Once rebooted, you can log in to the server using the newly set password.


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