Sorry i missed to refer link. https://dba.stackexchange.com/questions/50135/pg-upgrade-unrecognized-configuration-parameter-unix-socket-directory
On Tue, Jul 23, 2019 at 9:20 AM Tom Lane <t...@sss.pgh.pa.us> wrote: > Perumal Raj <peruci...@gmail.com> writes: > > Finally upgrade completed successfully after implementing the following > > Workaround. > > You didn't say where you got these executables from, but if the 9.2 and 11 > packages were from the same packager, you should complain to them about > it. If they're patching 9.2 to have unix_socket_directories, they should > also patch pg_upgrade in later versions to understand that. > > regards, tom lane >