.. _mgr-cephadm-mgr:

=========== MGR Service

The cephadm MGR service hosts multiple modules. These include the :ref:mgr-dashboard and the cephadm manager module.

.. _cephadm-mgr-networks:

Specifying Networks

The MGR service supports binding only to a specific IP within a network.

example spec file (leveraging a default placement):

.. code-block:: yaml

service_type: mgr
networks:
- 192.169.142.0/24

.. _cephadm_mgr_co_location:

Allow co-location of MGR daemons

In deployment scenarios with just a single host, cephadm still needs to deploy at least two MGR daemons in order to allow an automated upgrade of the cluster. See mgr_standby_modules in the :ref:mgr-administrator-guide for further details.

See also: :ref:cephadm_co_location.

Further Reading

• :ref:ceph-manager-daemon
• :ref:cephadm-manually-deploy-mgr