>Symbolic links being used. >It also creates batch file that could be used to delete old cluster after upgrade. >It's all in the docs. > >Regards, >Igor Neyman
I see, it should be this step:
Delete old cluster
Once you are satisfied with the upgrade, you can delete the old cluster's data directories by running the script mentioned when pg_upgrade completes. You can also delete the old installation directories (e.g. bin, share).