Hi ,
I am getting the ConnectFailure error message upon triggering “nova image-list” command. nova-api process should be listening on 8774. It doesn't look like it is not running. Also I do not find any error logs in nova-api.log nova-compute.log and nova-conductor.log. I am using openstack- mitaka release on host (Cent OS 7.2). How can I debug and know what prevents it from running ? please suggest. Note: This was working while back and got this issue all of a sudden. Here are some logs. [root@localhost ~(keystone_admin)]# nova image-list ERROR (ConnectFailure): Unable to establish connection to http://172.18.121.48:8774/v2/4bc608763cee41d9a8df26d3ef919825 [root@localhost ~(keystone_admin)]# [root@localhost ~(keystone_admin)]# service openstack-nova-api restart Redirecting to /bin/systemctl restart openstack-nova-api.service Job for openstack-nova-api.service failed because the control process exited with error code. See "systemctl status openstack-nova-api.service" and "journalctl -xe" for details. [root@localhost ~(keystone_admin)]# systemctl status openstack-nova-api.service â openstack-nova-api.service - OpenStack Nova API Server Loaded: loaded (/usr/lib/systemd/system/openstack-nova-api.service; enabled; vendor preset: disabled) Active: activating (start) since Wed 2016-06-08 07:59:20 EDT; 2s ago Main PID: 179955 (nova-api) CGroup: /system.slice/openstack-nova-api.service ââ179955 /usr/bin/python2 /usr/bin/nova-api Jun 08 07:59:20 localhost systemd[1]: Starting OpenStack Nova API Server... Jun 08 07:59:22 localhost python2[179955]: detected unhandled Python exception in '/usr/bin/nova-api' [root@localhost ~(keystone_admin)]# [root@localhost ~(keystone_admin)]# keystone endpoint-list /usr/lib/python2.7/site-packages/keystoneclient/shell.py:64: DeprecationWarning: The keystone CLI is deprecated in favor of python-openstackclient. For a Python library, continue using python-keystoneclient. 'python-keystoneclient.', DeprecationWarning) /usr/lib/python2.7/site-packages/keystoneclient/v2_0/client.py:145: DeprecationWarning: Constructing an instance of the keystoneclient.v2_0.client.Client class without a session is deprecated as of the 1.7.0 release and may be removed in the 2.0.0 release. 'the 2.0.0 release.', DeprecationWarning) /usr/lib/python2.7/site-packages/keystoneclient/v2_0/client.py:147: DeprecationWarning: Using the 'tenant_name' argument is deprecated in version '1.7.0' and will be removed in version '2.0.0', please use the 'project_name' argument instead super(Client, self).__init__(**kwargs) /usr/lib/python2.7/site-packages/debtcollector/renames.py:45: DeprecationWarning: Using the 'tenant_id' argument is deprecated in version '1.7.0' and will be removed in version '2.0.0', please use the 'project_id' argument instead return f(*args, **kwargs) /usr/lib/python2.7/site-packages/keystoneclient/httpclient.py:371: DeprecationWarning: Constructing an HTTPClient instance without using a session is deprecated as of the 1.7.0 release and may be removed in the 2.0.0 release. 'the 2.0.0 release.', DeprecationWarning) /usr/lib/python2.7/site-packages/keystoneclient/session.py:140: DeprecationWarning: keystoneclient.session.Session is deprecated as of the 2.1.0 release in favor of keystoneauth1.session.Session. It will be removed in future releases. DeprecationWarning) /usr/lib/python2.7/site-packages/keystoneclient/auth/identity/base.py:56: DeprecationWarning: keystoneclient auth plugins are deprecated as of the 2.1.0 release in favor of keystoneauth1 plugins. They will be removed in future releases. 'in future releases.', DeprecationWarning) +----------------------------------+-----------+-------------------------------------------------+-------------------------------------------------+-------------------------------------------------+----------------------------------+ | id | region | publicurl | internalurl | adminurl | service_id | +----------------------------------+-----------+-------------------------------------------------+-------------------------------------------------+-------------------------------------------------+----------------------------------+ | 02fcec9a7b834128b3e30403c4ed0de7 | RegionOne | http://172.18.121.48:8080/v1/AUTH_%(tenant_id)s | http://172.18.121.48:8080/v1/AUTH_%(tenant_id)s | http://172.18.121.48:8080/v1/AUTH_%(tenant_id)s | 5533324a63d8402888040832640a19d0 | | 295802909413422cb7c22dc1e268bce9 | RegionOne | http://172.18.121.48:8774/v2/%(tenant_id)s | http://172.18.121.48:8774/v2/%(tenant_id)s | http://172.18.121.48:8774/v2/%(tenant_id)s | f7fe68bf4cec47a4a3c942f3916dc377 | | 2a125f10b0d04f8a9306dede85b65514 | RegionOne | http://172.18.121.48:9696 | http://172.18.121.48:9696 | http://172.18.121.48:9696 | b2a60cdc144e40a49757f13c2264f030 | | 2d1a91d39f3d421cb1b2fe73fba5fd3a | RegionOne | http://172.18.121.48:8777 | http://172.18.121.48:8777 | http://172.18.121.48:8777 | e6d750ac5ef3433799d4fe39518a3fe6 | | 47b634f3e18e4caf914521a1a4157008 | RegionOne | http://172.18.121.48:8042 | http://172.18.121.48:8042 | http://172.18.121.48:8042 | 07cd8adf66254b4ab9b07be03a24084b | | 595913f7227b44dc8753db3b0cf6acdc | RegionOne | http://172.18.121.48:8041 | http://172.18.121.48:8041 | http://172.18.121.48:8041 | f43240abe5f3476ea64a8bd381fe4da7 | | 64381b509bc84639b6a4710e6d99a23b | RegionOne | http://172.18.121.48:8776/v1/%(tenant_id)s | http://172.18.121.48:8776/v1/%(tenant_id)s | http://172.18.121.48:8776/v1/%(tenant_id)s | 7edc7bedf93d4f388185699b9793ec7f | | 727d25775be54c9f8453f697ae5cb625 | RegionOne | http://172.18.121.48:5000/v2.0 | http://172.18.121.48:5000/v2.0 | http://172.18.121.48:35357/v2.0 | 25e99a2a98f244d9a73bf965acdd39da | | 9049338c57574b2d8ff8308b1a4265a5 | RegionOne | http://172.18.121.48:8776/v2/%(tenant_id)s | http://172.18.121.48:8776/v2/%(tenant_id)s | http://172.18.121.48:8776/v2/%(tenant_id)s | 6e070f0629094b72b66025250fdbda64 | | c051c0f9649143f6b29eaf0895940abe | RegionOne | http://172.18.121.48:9292 | http://172.18.121.48:9292 | http://172.18.121.48:9292 | 40874e10139a47eb88dfec2114047a34 | | ee4a00c1e8334cb8921fa3f2a7c82f1b | RegionOne | http://172.18.121.48:8774/v3 | http://172.18.121.48:8774/v3 | http://172.18.121.48:8774/v3 | 24c92ce4cd354e3db6c5ad59b8beeae8 | | fa60b5ba0ab7436ab1ffebb2982d3ccc | RegionOne | http://127.0.0.1:8776/v3/%(tenant_id)s | http://127.0.0.1:8776/v3/%(tenant_id)s | http://127.0.0.1:8776/v3/%(tenant_id)s | b0b6b97cf9d649c9800300cc64b0e866 | +----------------------------------+-----------+-------------------------------------------------+-------------------------------------------------+-------------------------------------------------+----------------------------------+ [root@localhost ~(keystone_admin)]# [root@localhost ~(keystone_admin)]# netstat -ntlp | grep 8774 [root@localhost ~(keystone_admin)]# [root@localhost ~(keystone_admin)]# ps -ef | grep nova-api nova 156427 1 86 07:51 ? 00:00:01 /usr/bin/python2 /usr/bin/nova-api [root@localhost ~(keystone_admin)]# [root@localhost ~(keystone_admin)]# lsof -i :8774 [root@localhost ~(keystone_admin)]# [root@localhost ~(keystone_admin)]# keystone user-list /usr/lib/python2.7/site-packages/keystoneclient/shell.py:64: DeprecationWarning: The keystone CLI is deprecated in favor of python-openstackclient. For a Python library, continue using python-keystoneclient. 'python-keystoneclient.', DeprecationWarning) /usr/lib/python2.7/site-packages/keystoneclient/v2_0/client.py:145: DeprecationWarning: Constructing an instance of the keystoneclient.v2_0.client.Client class without a session is deprecated as of the 1.7.0 release and may be removed in the 2.0.0 release. 'the 2.0.0 release.', DeprecationWarning) /usr/lib/python2.7/site-packages/keystoneclient/v2_0/client.py:147: DeprecationWarning: Using the 'tenant_name' argument is deprecated in version '1.7.0' and will be removed in version '2.0.0', please use the 'project_name' argument instead super(Client, self).__init__(**kwargs) /usr/lib/python2.7/site-packages/debtcollector/renames.py:45: DeprecationWarning: Using the 'tenant_id' argument is deprecated in version '1.7.0' and will be removed in version '2.0.0', please use the 'project_id' argument instead return f(*args, **kwargs) /usr/lib/python2.7/site-packages/keystoneclient/httpclient.py:371: DeprecationWarning: Constructing an HTTPClient instance without using a session is deprecated as of the 1.7.0 release and may be removed in the 2.0.0 release. 'the 2.0.0 release.', DeprecationWarning) /usr/lib/python2.7/site-packages/keystoneclient/session.py:140: DeprecationWarning: keystoneclient.session.Session is deprecated as of the 2.1.0 release in favor of keystoneauth1.session.Session. It will be removed in future releases. DeprecationWarning) /usr/lib/python2.7/site-packages/keystoneclient/auth/identity/base.py:56: DeprecationWarning: keystoneclient auth plugins are deprecated as of the 2.1.0 release in favor of keystoneauth1 plugins. They will be removed in future releases. 'in future releases.', DeprecationWarning) +----------------------------------+------------+---------+----------------------+ | id | name | enabled | email | +----------------------------------+------------+---------+----------------------+ | 266f5859848e4f39b9725203dda5c3f2 | admin | True | root@localhost | | 79a6ff3cc7cc4d018247c750adbc18e7 | aodh | True | aodh@localhost | | 90f28a2a80054132a901d39da307213f | ceilometer | True | ceilometer@localhost | | 16fa5ffa60e147d89ad84646b6519278 | cinder | True | cinder@localhost | | c6312ec6c2c444288a412f32173fcd99 | glance | True | glance@localhost | | ac8fb9c33d404a1697d576d428db90b3 | gnocchi | True | gnocchi@localhost | | 1a5b4da4ed974ac8a6c78b752ac8fab6 | neutron | True | neutron@localhost | | f21e8a15da5c40b7957416de4fa91b62 | nova | True | nova@localhost | | b843358d7ae44944b11af38ce4b61f4d | swift | True | swift@localhost | +----------------------------------+------------+---------+----------------------+ [root@localhost ~(keystone_admin)]# [root@localhost ~(keystone_admin)]# nova-manage service list Option "verbose" from group "DEFAULT" is deprecated for removal. Its value may be silently ignored in the future. Option "notification_driver" from group "DEFAULT" is deprecated. Use option "driver" from group "oslo_messaging_notifications". Option "notification_topics" from group "DEFAULT" is deprecated. Use option "topics" from group "oslo_messaging_notifications". DEPRECATED: Use the nova service-* commands from python-novaclient instead or the os-services REST resource. The service subcommand will be removed in the 14.0 release. Binary Host Zone Status State Updated_At nova-osapi_compute 0.0.0.0 internal enabled XXX None nova-metadata 0.0.0.0 internal enabled XXX None nova-cert localhost internal enabled XXX 2016-06-08 06:12:38 nova-consoleauth localhost internal enabled XXX 2016-06-08 06:12:37 nova-scheduler localhost internal enabled XXX 2016-06-08 06:12:38 nova-conductor localhost internal enabled XXX 2016-06-08 06:12:37 nova-compute localhost nova enabled XXX 2016-06-08 06:12:43 [root@localhost ~(keystone_admin)]# [root@localhost ~(keystone_admin)]# ls -l /var/log/nova/ total 4 -rw-r--r--. 1 nova nova 0 Jun 8 05:22 nova-api.log -rw-r--r--. 1 nova nova 0 Jun 8 05:22 nova-cert.log -rw-r--r--. 1 nova nova 0 Jun 8 05:22 nova-compute.log -rw-r--r--. 1 nova nova 0 Jun 8 05:22 nova-conductor.log -rw-r--r--. 1 nova nova 0 Jun 8 05:22 nova-consoleauth.log -rw-r--r--. 1 root root 0 Jun 8 05:22 nova-manage.log -rw-r--r--. 1 nova nova 995 Jun 8 05:32 nova-novncproxy.log -rw-r--r--. 1 nova nova 0 Jun 8 05:23 nova-scheduler.log [root@localhost ~(keystone_admin)]# Regards, Chinmaya
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