How to Reset HANA System Password at OS Level (If you forget / someone changed).

1. Login with SIDADM ( Note: DBH is my SID )

  su - dbhadm

 2 . Stop the Database

 A ) First check system is up and running or not using the below command

 sapcontrol -nr 00 -function GetProcessList

 B) To stop the Database use the below sapcontronl command

 sapcontrol -nr 00 -function Stop

Now Check System is Stopped or NOT

Now Start the Nameserver of the System Database.

Now start the name server. 

  ./hdbenv.sh

Run the below command for resetting the user

./hdbnameserver -resetUserSystem

Enter New password :

 

Successfully Changed the HANA System Password.

Now Start the HANA Database.

Check the services:

This Concludes HANA System Password Reset.