When I run packstack below, I saw "Error: Could not prefetch keystone_role provider". # packstack --answer-file=./packstack_answer2.txt : : : Applying 192.168.175.244_keystone.pp Applying 192.168.175.244_glance.pp Applying 192.168.175.244_cinder.pp 192.168.175.244_keystone.pp: [ ERROR ] Applying Puppet manifests [ ERROR ] ERROR : Error appeared during Puppet run: 192.168.175.244_keystone.pp Error: Could not prefetch keystone_role provider 'openstack': Execution of '/usr/bin/openstack role list --quiet --format csv' returned 1: Service Unavailable (HTTP 503) You will find full trace in log /var/tmp/packstack/20160726-172409-w2NyIb/manifests/192.168.175.244_keystone.pp.log Please check log file /var/tmp/packstack/20160726-172409-w2NyIb/openstack-setup.log for more information Additional information: * Time synchronization installation was skipped. Please note that unsynchronized time on server instances might be problem for some OpenStack components. * File /root/keystonerc_admin has been created on OpenStack client host 192.168.175.244. To use the command line tools you need to source the file. * To access the OpenStack Dashboard browse to http://192.168.175.244/dashboard . Please, find your login credentials stored in the keystonerc_admin in your home directory. Has anyone had this problem? Best Regards Takeshi.K, < /var/tmp/packstack/latest/openstack-setup.log > tar --dereference -cpzf - aodh apache ceilometer certmonger cinder concat firewall glance gnocchi heat horizon inifile ironic keystone manila memcached mongodb mysql neutron nova nssdb openstack openstacklib packstack rabbitmq redis remote rsync sahara ssh stdlib swift sysctl tempest trove vcsrepo vlan vswitch xinetd | ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null root(a)192.168.175.244 tar -C /var/tmp/packstack/b7ad7e358e984de9ac2e00 a911deee4d/modules -xpzf - 2016-07-26 17:31:43::ERROR::run_setup::1018::root:: Traceback (most recent call last): File "/usr/lib/python2.7/site-packages/packstack/installer/run_setup.py", line 1013, in main _main(options, confFile, logFile) File "/usr/lib/python2.7/site-packages/packstack/installer/run_setup.py", line 660, in _main runSequences() File "/usr/lib/python2.7/site-packages/packstack/installer/run_setup.py", line 627, in runSequences controller.runAllSequences() File "/usr/lib/python2.7/site-packages/packstack/installer/setup_controller.py", line 81, in runAllSequences sequence.run(config=self.CONF, messages=self.MESSAGES) File "/usr/lib/python2.7/site-packages/packstack/installer/core/sequences.py", line 109, in run step.run(config=config, messages=messages) File "/usr/lib/python2.7/site-packages/packstack/installer/core/sequences.py", line 50, in run self.function(config, messages) File "/usr/lib/python2.7/site-packages/packstack/plugins/puppet_950.py", line 209, in apply_puppet_manifest wait_for_puppet(currently_running, messages) File "/usr/lib/python2.7/site-packages/packstack/plugins/puppet_950.py", line 123, in wait_for_puppet validate_logfile(log) File "/usr/lib/python2.7/site-packages/packstack/modules/puppet.py", line 107, in validate_logfile raise PuppetError(message) PuppetError: Error appeared during Puppet run: 192.168.175.244_keystone.pp Error: Could not prefetch keystone_role provider 'openstack': Execution of '/usr/bin/openstack role list --quiet --format csv' returned 1: Service Unavailable (HTTP 503) You will find full trace in log /var/tmp/packstack/20160726-172409-w2NyIb/manifests/192.168.175.244_keystone.pp.log 2016-07-26 17:31:43::INFO::shell::94::root:: [192.168.175.244] Executing script: rm -rf /var/tmp/packstack/b7ad7e358e984de9ac2e00a911deee4d # rpm -aq|grep openstack openstack-packstack-puppet-8.0.0-1.el7.noarch openstack-selinux-0.7.2-1.el7.noarch centos-release-openstack-mitaka-1-3.el7.noarch python2-openstacksdk-0.8.3-1.el7.noarch python-openstackclient-2.2.0-1.el7.noarch openstack-cinder-8.0.0-1.el7.noarch openstack-packstack-8.0.0-1.el7.noarch openstack-puppet-modules-8.0.4-1.el7.noarch openstack-keystone-9.0.2-1.el7.noarch openstack-utils-2015.2-1.el7.noarch I attached an answer-file.