If the CP-VRA-1E1602 runs an embedded Postgres database for vRA, a root password reset does reset Postgres. To reset the postgres user:
lsblk fdisk -l
su - postgres psql -c "ALTER USER postgres WITH PASSWORD 'NewStrongPass123!';" cp-vra-1e1602 password reset
On Photon OS with SELinux enforcing:
vRA stores encrypted passwords using the host's TPM or machine-id. Fix: Re-register the appliance with vRA cluster: If the CP-VRA-1E1602 runs an embedded Postgres database
If you do not have an email linked or cannot access the network: the DVR and open the outer casing. Locate the Reset Button on the internal motherboard (usually a small black button). Press and hold the button while plugging the power back in. Continue holding for 10–30 seconds until you hear a beep or see the system reboot. cp-vra-1e1602 password reset