Apply AD R12.2 and CPU Upgrade patches

  -Download all ad patches

Patch# p18303441_R12.AD.C_R12_LINUX.zip
Patch# p17197279_R12.AD.C_R12_LINUX.zip
Patch# p10117518_R12_LINUX.zip

Merge all AD patches at /u02/nitin/ebs_upgrade_12_2/AD_source/merge_adall

1) Run environment file . APPSVISION_VIS.env
2) Go to /u02/nitin/ebs_upgrade_12_2/AD_source /merge_adall
3) $ adpatch options=nocopyportion, nogenerateportion

Run the American English upgrade patch driver

1) Run environment file of fs1 file system.
2) Go to $AU_TOP/patch/115/driver
3) adpatch options=nocopyportion, nogenerateportion

Note: this step is take too long time for apply.

Disable Maintenance mode.

1) Run environment file of application file system.
2) $adadmin
3) Select Change maintenance mode
4) Select disable maintenance mode.
5) Exit


Source:Internet