How to execute empty patching cycle, without applying any patch.

 On: 12.2 version, we will execute the emptly patching cycle.

Can a cutover be run, from fs1 to fs2 outside of patching cycle? For testing purposes, without applying any patch, can a cutover to switch filesystem from fs1 to fs2?

How to execute empty patching cycle, without applying any patch?

SOLUTION:-

Earlier prepare phase was failed. To resolve it need to be truncate the 

below tables.

truncate table applsys.fnd_nodes;

truncate table applsys.fnd_oam_context_files;

truncate table applsys.adop_valid_nodes;

If on AD/TXK 8 or higher:

truncate table applsys.ad_nodes_config_status;

Run autoconfig on DB and appsTier.

The steps to run an empty patch cycle is:

Quick Version:

$ cd <EBS_ROOT>

$ source EBSapps.env run

$ adop phase=prepare,finalize,cutover

$ source EBSapps.env run

$ adop phase=cleanup

Complete Version:

$ cd <EBS_ROOT>

$ source EBSapps.env run

$ adop phase=prepare

$ adop phase=actualize_all

$ adop phase=finalize finalize_mode=full

$ adop phase=cutover

$ source EBSapps.env run

$ adop phase=cleanup cleanup_mode=full