Why satellite-sync fails with connection timed out error on Red Hat Satellite?

Solution Verified - Updated -

Issue

  • On Red Hat Satellite server, satellite-sync fails to complete with following errors.

    SYNC ERROR: unhandled exception occurred:
    (Check logs/email for potentially more detail)
    ProgrammingError('could not receive data from server: Connection timed out\n',)
    could not receive data from server: Connection timed out
    

    Entries from /var/log/rhn/rhn_server_satellite.log contain:

    [root@satellite.example.com:~/]# tail /var/log/rhn/rhn_server_satellite.log
     File "/usr/lib/python2.6/site-packages/spacewalk/server/rhnSQL/driver_postgresql.py", line 273, in _execute_wrapper
       retval = apply(function, p, kw)
     File "/usr/lib/python2.6/site-packages/spacewalk/server/rhnSQL/sql_base.py", line 217, in _execute
       return self._execute_(args, kwargs)
     File "/usr/lib/python2.6/site-packages/spacewalk/server/rhnSQL/driver_postgresql.py", line 287, in _execute_
       self._real_cursor.execute(self.sql, params)
    ProgrammingError: could not receive data from server: Connection timed out
    

Environment

  • Red Hat Satellite 5.6
  • Standalone Database
  • Squid Proxy
  • Firewall

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