Yes that's correct.

Can you check if you had any author specific etc/map rules or resource resolver factory configs  on this publish instance? If yes, Can you try to remove those or make them as default and let us know Also check the request.log to see where the request lands as I suspect a change in the resource resol...

IT is reviewing this. Will update back once this is fixed.

You can just monitor the logs for the status on this as these are sequential steps and complete one after the other.I'd expect this index cycle and would wait till the reindexing to complete. This would eventually come up unless there are any errors in the upgrade.logIf you think, it isn't moving on...

No, you can't use Datastore GC using Oak-run tool.Although you can use curl command to invoke the Datastore GC  from the Jmx mbean exposed from your command line. See (1)(1) : Data Store Garbage Collection

All folders you see in /misadmin are under /etc so you can just navigate to msm/rolloutconfigs and create your own configs

I don't see any issue with these logs. There are 26 upgrade tasks and they need to complete before  the upgrade is complete. CQ62Html5SmartFileUpgrade is one of those steps.I suspect these environment has many many nodes where you it's parsing coz the version purge and other maintenance activities w...

For AEM 6.2, You need to install FP-17061 to get this functionality. Open a daycare ticket to get access to it.

You can create workflow packages from batch processing. See (1)(1) : Starting Workflows

This is already fixed in latest maintenance releases. Please update the instance to latest Service pack and CFP and this should be taken care of.Download the CFP and SP from Adobe Experience Manager Help | Release Notes: AEM 6.3 Cumulative Fix Pack