Red Hat Satellite Postgresql fails to start with error could not bind IPv4 socket: Cannot assign requested address

Issue

• Red Hat Satellite Postgresql fails to start with the following error:

-- Unit postgresql.service has begun starting up.
Aug 14 13:21:25 satellite.example.com pg_ctl[31257]: 2019-08-14 13:21:25 IST LOG:  could not bind IPv4 socket: Cannot assign requested address
Aug 14 13:21:25 satellite.example.com pg_ctl[31257]: 2019-08-14 13:21:25 IST HINT:  Is another postmaster already running on port 5432? If not, wait a few seconds and retry.
Aug 14 13:21:25 satellite.example.com pg_ctl[31257]: 2019-08-14 13:21:25 IST WARNING:  could not create listen socket for "localhost"
Aug 14 13:21:25 satellite.example.com pg_ctl[31257]: 2019-08-14 13:21:25 IST FATAL:  could not create any TCP/IP sockets
Aug 14 13:21:26 satellite.example.com pg_ctl[31257]: pg_ctl: could not start server
Aug 14 13:21:26 satellite.example.com pg_ctl[31257]: Examine the log output.
Aug 14 13:21:26 satellite.example.com systemd[1]: postgresql.service: control process exited, code=exited status=1
Aug 14 13:21:26 satellite.example.com systemd[1]: Failed to start PostgreSQL database server.
-- Subject: Unit postgresql.service has failed
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
-- 
-- Unit postgresql.service has failed.
-- 
-- The result is failed.
Aug 14 13:21:26 satellite.example.com systemd[1]: Unit postgresql.service entered failed state.
Aug 14 13:21:26 satellite.example.com systemd[1]: postgresql.service failed.