To Reset the Root Password in vCD Cell 9.x or 10.x follow steps :
Same steps for passwords that have expired .
Note: Take a snapshot or backup of vCD Cell Appliance before proceeding.
1- Reboot the vCD Cell Appliance VM
2- After the vCD Photon OS starts, press the e key to enter the GNU GRUB Edit Menu
3- Add these entries to the end of the line
rw init=/bin/bash
4- Press F10 to continue booting
5- Run the command
mount -o remount,rw /
6- enter the command passwd and provide a new root password (twice for confirmation):
passwd
7- Unmount the filesystem by running umount command
umount /
8- Reboot the vCenter Server Appliance by running this command:
reboot -f
9- Check that you can access vCD Cell using new password
Note : Remove vCD Cell snapshot .
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