docs: fix small mistake with MariaDB and RabbitMQ
Change-Id: Iccb988457e964d07e0b2b4e91277e96e1359736f
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@@ -25,7 +25,7 @@ directory to your cloud environment.
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Database backups and recovery
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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MySQL data is available on the infrastructure nodes.
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MariaDB data is available on the infrastructure nodes.
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You can recover databases, and rebuild the Galera cluster.
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For more information, see
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:ref:`galera-cluster-recovery`.
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@@ -5,7 +5,7 @@ Routine maintenance includes gracefully adding or removing nodes from
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the cluster without impacting operation and also starting a cluster
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after gracefully shutting down all nodes.
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MySQL instances are restarted when creating a cluster, when adding a
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MariaDB instances are restarted when creating a cluster, when adding a
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node, when the service is not running, or when changes are made to the
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``/etc/mysql/my.cnf`` configuration file.
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@@ -206,7 +206,6 @@ continue to process SQL requests.
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wsrep_cluster_state_uuid 338b06b0-2948-11e4-9d06-bef42f6c52f1
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wsrep_cluster_status Primary
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In this example, node 3 has failed.
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#. Restart MariaDB on the failed node and verify that it rejoins the
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@@ -336,7 +335,6 @@ the cluster have failed:
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seqno: -1
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cert_index:
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All the nodes have failed if ``mariadbd`` is not running on any of the
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nodes and all of the nodes contain a ``seqno`` value of -1.
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@@ -376,7 +374,6 @@ Recovering from certain failures require rebuilding one or more containers.
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# openstack-ansible oopenstack.osa.containers_lxc_create -l node3 \
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-l node3_galera_container-3ea2cbd3
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The playbook restarts all other containers on the node.
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#. Run the infrastructure playbook to configure the container
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@@ -387,7 +384,6 @@ Recovering from certain failures require rebuilding one or more containers.
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# openstack-ansible openstack.osa.setup_infrastructure \
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--limit node3_galera_container-3ea2cbd3
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.. warning::
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The new container runs a single-node Galera cluster, which is a dangerous
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@@ -459,5 +455,4 @@ Recovering from certain failures require rebuilding one or more containers.
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wsrep_cluster_state_uuid 338b06b0-2948-11e4-9d06-bef42f6c52f1
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wsrep_cluster_status Primary
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#. Enable the previously failed node on the load balancer.
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@@ -255,7 +255,7 @@ Deploying Infrastructure Hosts
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openstack-ansible openstack.osa.galera_server --limit localhost,reinstalled_host* -e galera_server_bootstrap_node="{{ groups['galera_all'][-1] }}"
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You'll now have mariadb running, and it should be synced with
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You'll now have MariaDB running, and it should be synced with
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non-primaries.
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To check that verify MariaDB cluster status by executing from
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@@ -199,7 +199,7 @@ Upgrade infrastructure
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~~~~~~~~~~~~~~~~~~~~~~
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We can now go ahead with the upgrade of all the infrastructure components. To
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ensure that rabbitmq and mariadb are upgraded, we pass the appropriate flags.
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ensure that RabbitMQ and MariaDB are upgraded, we pass the appropriate flags.
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.. warning::
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@@ -220,7 +220,7 @@ ensure that rabbitmq and mariadb are upgraded, we pass the appropriate flags.
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# openstack-ansible openstack.osa.setup_infrastructure -e 'galera_upgrade=true' -e 'rabbitmq_upgrade=true' -e package_state=latest
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With this complete, we can now restart the mariadb containers one at a time,
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With this complete, we can now restart the MariaDB containers one at a time,
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ensuring that each is started, responding, and synchronized with the other
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nodes in the cluster before moving on to the next steps. This step allows
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the LXC container configuration that you applied earlier to take effect,
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