Modern Oracle DBA

To optimize the process of upgrading to E-Business Suite Release 12.2, the AD Delta 5 Release Update Pack introduced downtime mode, which is used as follows : $ adop phase=apply patches=<patch_number> apply_mode=downtime Downtime mode does not use an online patching cycle The process of applying a patch in downtime mode completes more quickly than in online mode, but at the cost of increased system downtime.  There is no capability to abort a failed patch and return to the existing run edition. Apply Steps: Step 1:Source environment. Step 2: Stop application services Step 3: adop phase=apply  apply_mode=downtime  patches=PATCH_NUMBER adop phase=apply  apply_mode=downtime  patches=26387471

Clearing the OA Framework cache in a PRODUCTION instance can cause data issues if multiple users are engaged and transacting data in the application at the time cache is cleared.  Please only utilize this in Production if advised by Oracle Support Services or Oracle Development. STEP 1 :  Login and choose the Functional Administrator responsibility - then choose Home. STEP 2 : Choose the Core Services Tab - then the Caching Framework Sub-Menu STEP 3 : Proceed to choose 'Global Configuration' from the left hand side menu that appears STEP 4 : In the far right choose 'Clear all Cache' button STEP 5 : Warning message showing click to “YES” Button STEP 6 : Confirmation message is displayed, confirming that all cache has been cleared across middle tiers. Reference  How to Clear the Cache Using Functional Administrator? [ID 759038.1]