The requested URL /dsk0/ftp.postgresql.org/repos/yum/11/redhat/rhel-7.1-ppc64le/repodata/bc1d369d8010e7d1b2e72af44e1b89e3c8f35ba6ee1cfe41c0c5ac98e0bc2a84-postgresqldbserver-11.xml was not found on this server.