diff --git a/doc/source/configuration/block-storage/drivers/ceph-rbd-volume-driver.rst b/doc/source/configuration/block-storage/drivers/ceph-rbd-volume-driver.rst index d10b03aec49..c7a44d91b2c 100644 --- a/doc/source/configuration/block-storage/drivers/ceph-rbd-volume-driver.rst +++ b/doc/source/configuration/block-storage/drivers/ceph-rbd-volume-driver.rst @@ -146,3 +146,19 @@ Ceph RADOS Block Device driver. :config-target: Ceph storage cinder.volume.drivers.rbd + +RBD Mirroring +~~~~~~~~~~~~~ + +The cinder RBD driver supports mirroring between multiple clusters. +You can configure it on the cinder side with the usual replication +configuration. Refer to the :doc:`documentation ` +for more information. + +You will also have to configure replication on the Ceph side. To do so you may +refer to the `Ceph documentation +`_. + +Note that with the RBD driver in cinder you need to configure the pool +replication option in image mode. For instance, if your pool is named +``volumes``, the command would be: ``rbd mirror pool enable volumes image``.