[root@cent ~]# yum -y update Setting up Install Process Setting up repositories http://ftp.riken.jp/Linux/centos/4/updates/i386/repodata/repomd.xml: [Errno 4] IOError: <urlopen error (-3, '\xcc\xbe\xc1\xb0\xb2\xf2\xb7\xe8\xbb\xfe\xa4\xce\xb0\xec\xbb\xfe\xc5\xaa\xa4\xca\xbc\xba\xc7\xd4')> Trying other mirror. Cannot open/read repomd.xml file for repository: update failure: repodata/repomd.xml from update: [Errno 256] No more mirrors to try.Error: failure: repodata/repomd.xml from update: [Errno 256] No more mirrors to try.