Chapter 8. Review the State of an OpenStack Service

This example tests the monitoring of the openstack-ceilometer-central service.

Confirm that the openstack-ceilometer-central service is running:
```
systemctl status openstack-ceilometer-central.service
```
```
systemctl status openstack-ceilometer-central.service
```
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Connect to the Uchiwa dashboard and confirm that a successful ceilometer check is present and running as defined in the ceilometer JSON file.
Stop the openstack-ceilometer-central service.
Note
This may disrupt services, so run this test at an appropriate time.
```
systemctl stop openstack-ceilometer-central.service
```
```
systemctl stop openstack-ceilometer-central.service
```
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Log in to the Uchiwa dashboard and confirm that the failed ceilometer check has been reported.

Start the openstack-ceilometer-central service:

systemctl start openstack-ceilometer-central.service

systemctl start openstack-ceilometer-central.service

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Log in to the Uchiwa dashboard and view the time interval between the ceilometer check reports to confirm that the check runs in the time interval defined in the ceilometer JSON file.