The following bug has been logged on the website:
Bug reference: 14911
Logged by: dhimitra pappa
Email address: dhimitra.pappa@gmail.com
PostgreSQL version: 9.5.10
Operating system: red hat enteprise linux
Description:
during upgrade of postgresql 9.2 to 9.3 version using pg_upgrade, pg_log
directory is not created.
Please your support .