- FIRST OF ALL YOU NEED TO KNOW WHAT VERSION OF OHS CURRENTLY INSTALLED IN YOUR ENVIROMENT AND TO DO THAT RUN THE FOLLOWING COMMAND.
GO TO ORACLE_HOME/OPATCH AND RUN THE FOLLOWING COMMAND
cd /u01/Oracle_Web/OPATCH/ RUN <./opatch lsinventory> AS SHOWN IN THE SCREEN SHOT. I HAVE CIRCLED THE OHS VERSION IN GREEN
2. NEXT YOU NEED TO FIND OUT WHAT PATCHES ARE AVAILABLE FOR 11.1.1.9.0 FROM ORACLE SUPPORT WEBSITE.
3. FOR THIS VERSION HERE IS WHAT IS AVAILABLE. I AM RUNNING OHS ON RED HAT LINUX 64 BIT THEREFORE I HAVE SELECTED 64 BIT PATCH
4. CLICK ON PATCH 21663064 FOR 64 BIT LINUX AND START DOWNLOADING
5. I HAVE KEPT DOWNLOADED PATCH IN /u01/patches AND UNZIP IT USING unzip command. After unzip command completed another folder with the name of 21663064 being created.
6. NOW LET’S INSTALL THIS PATCH AND TO DO THIS… cd 21663064 and run command <opatch apply> Make sure when you run this command ORACLE_HOME/OPATCH IS IN YOUR PATH
Enter yes when you get prompted for ” Is the local system ready for patching [y|n] … Once done you will get a message “OPatch succeeded.” AS SHOWN BELOW
9. TO DOUBLE CHECK IF PATCH INSTALLED WAS SUCESSFUL YOU CAN LOOK INOT THE LOGS OR YOU CAN ALSO RUN <opatch lspatches> COMMAND AS SHOW BELOW. YOU WILL SEE THE INSTALLED PATCH IN THE LIST WHICH I HAVE CIRCLED IT WITH GREEN.
10. NOW ROLLING BACK PATCHES QUITE SIMPLE. RUN THE FOLLOWING COMMAND WITH INSTALLED PATCH NUMBER </u01/Oracle_Web/OPatch/opatch rollback -id 21663064>
11) NOW YOUR PATCH SHOULD BE SUCCESSFULLY ROLLED BACK AND YOU CAN CHECK IT WITH RUNNING SAME COMMAND <opatch lspatches>
NOTICE PATCH 21663064 IS NOT IN THE LIST ANYMORE AND HAS BEEN REMOVED.