.. _reference-high-availability:

High availability
******************

In Ubuntu 23.04 (Lunar) and onwards, ``pcs`` became the recommended and
supported tool for managing Pacemaker clusters. The 23.04 release is the last
release where ``crmsh`` is available.

To migrate from ``crmsh`` to ``pcs``, refer to our reference table of
:ref:`corresponding commands <migrate-from-crmsh-to-pcs>`.

.. toctree::
    :hidden:

    Migrate from crmsh to pcs <high-availability/migrate-from-crmsh-to-pcs>

See also
========

* How-to: :ref:`Set up a distributed replicated block device (DRBD) <install-drbd>`
* Explanation: :ref:`explanation-high-availability`