On Tue, Jul 23, 2019 at 3:56 PM Perumal Raj <perucinci@xxxxxxxxx> wrote: > could not connect to source postmaster started with the command: > "/usr/pgsql-9.2/bin/pg_ctl" -w -l "pg_upgrade_server.log" -D "/data/db/data" -o "-p 5432 -b -c listen_addresses='' -c unix_socket_permissions=0700 -c unix_socket_directory='/var/lib/pgsql'" start > Failure, exiting Is /var/lib/pgsql directory on the system? Can you start the instance with the above command? Luca