ceph/doc/cephadm/services/mgr.rst

   1 .. _mgr-cephadm-mgr:
   2
   3 ===========
   4 MGR Service
   5 ===========
   6
   7 The cephadm MGR service hosts multiple modules. These include the
   8 :ref:`mgr-dashboard` and the cephadm manager module.
   9
  10 .. _cephadm-mgr-networks:
  11
  12 Specifying Networks
  13 -------------------
  14
  15 The MGR service supports binding only to a specific IP within a network.
  16
  17 example spec file (leveraging a default placement):
  18
  19 .. code-block:: yaml
  20
  21     service_type: mgr
  22     networks:
  23     - 192.169.142.0/24
  24
  25 .. _cephadm_mgr_co_location:
  26
  27 Allow co-location of MGR daemons
  28 ================================
  29
  30 In deployment scenarios with just a single host, cephadm still needs
  31 to deploy at least two MGR daemons in order to allow an automated
  32 upgrade of the cluster. See ``mgr_standby_modules`` in
  33 the :ref:`mgr-administrator-guide` for further details.
  34
  35 See also: :ref:`cephadm_co_location`.
  36
  37
  38 Further Reading
  39 ===============
  40
  41 * :ref:`ceph-manager-daemon`
  42 * :ref:`cephadm-manually-deploy-mgr`
  43