Comment 0 for bug 1652487

openstack Newton:

ceilometer dashboard --->>Usage Report page：Data status is normal
ceilometer dashboard --->>Stats page：Data status error:Error: An error occurred. Please try again later.

Check the ceilometer all service is active (running)
systemctl status openstack-ceilometer-notification.service openstack-ceilometer-central.service openstack-ceilometer-collector.service

[root@controller /]# egrep -v "^#|^$" /etc/ceilometer/ceilometer.conf
[DEFAULT]
verbose = true
debug=true
auth_strategy = keystone
rpc_backend = rabbit
meter_dispatchers = database
[api]
pecan_debug = True
[collector]
[compute]
[coordination]
[cors]
[cors.subdomain]
[database]
connection = mongodb://ceilometer:CEILOMETER_DBPASS@controller:27017/ceilometer
[dispatcher_file]
[dispatcher_gnocchi]
[event]
[exchange_control]
[hardware]
[ipmi]
[keystone_authtoken]
auth_uri = http://controller:5000
auth_url = http://controller:35357
memcached_servers = controller:11211
auth_type = password
project_domain_name = default
user_domain_name = default
project_name = service
username = ceilometer
password = 123456
[matchmaker_redis]
[meter]
[notification]
[oslo_concurrency]
[oslo_messaging_amqp]
[oslo_messaging_notifications]
[oslo_messaging_rabbit]
rabbit_host = controller
rabbit_userid = openstack
rabbit_password = RABBIT_PASS
[oslo_messaging_zmq]
[oslo_policy]
[polling]
[publisher]
[publisher_notifier]
[rgw_admin_credentials]
[service_credentials]
auth_type = password
auth_url = http://controller:5000/v3
project_domain_name = default
user_domain_name = default
project_name = service
username = ceilometer
password = 123456
interface = internalURL
region_name = RegionOne
[service_types]
[storage]
[vmware]
[xenapi]