# Galera Management

- [Installation & Deployment](https://mariadb.com/docs/galera-cluster/galera-management/installation-and-deployment.md): Installation and deployment for MariaDB Galera Cluster: supported repositories, source builds, IBM Cloud setup, and tips for converting an existing MariaDB instance to Galera.
- [Getting Started with MariaDB Galera Cluster](https://mariadb.com/docs/galera-cluster/galera-management/installation-and-deployment/getting-started-with-mariadb-galera-cluster.md): Complete MariaDB installation guide. Complete setup instructions for Linux, Windows, and macOS with configuration and verification for production use.
- [Installing MariaDB Galera on IBM Cloud](https://mariadb.com/docs/galera-cluster/galera-management/installation-and-deployment/installing-mariadb-galera-on-ibm-cloud.md): Step-by-step IBM Cloud deployment of MariaDB Galera Cluster on IBM Kubernetes Service, with provisioning, IBM Block Storage plug-in setup, and Helm-based MariaDB Galera installation.
- [Tips on Converting to Galera](https://mariadb.com/docs/galera-cluster/galera-management/installation-and-deployment/tips-on-converting-to-galera.md): Practical guidance for migrating an existing MariaDB workload to Galera Cluster, with notes for schema designers, developers, and DBAs on InnoDB, AUTO\_INCREMENT, and DDL handling.
- [Galera Test Repositories](https://mariadb.com/docs/galera-cluster/galera-management/installation-and-deployment/galera-test-repositories.md): Pre-release test repositories for the Galera wsrep provider on supported YUM, APT, and Zypper distributions, intended only for QA and not recommended for production environments.
- [Advanced Installation (From Source)](https://mariadb.com/docs/galera-cluster/galera-management/installation-and-deployment/advanced-installation-from-source.md): Advanced installation guides for building MariaDB Galera Cluster from source on Fedora, Ubuntu and Debian, RPM-based distributions, and from the upstream Galera repository.
- [Installing Galera from Source](https://mariadb.com/docs/galera-cluster/galera-management/installation-and-deployment/advanced-installation-from-source/installing-galera-from-source.md): Install MariaDB Galera Cluster from source when prebuilt RPM or Debian packages are unavailable, enabling the wsrep API via WITH\_WSREP and WITH\_INNODB\_DISALLOW\_WRITES CMake options.
- [Building the Galera wsrep Package on Ubuntu and Debian](https://mariadb.com/docs/galera-cluster/galera-management/installation-and-deployment/advanced-installation-from-source/building-the-galera-wsrep-package-on-ubuntu-and-debian.md): Build the galera wsrep provider .deb package on Ubuntu and Debian, covering prerequisites, the build.sh script workflow, and the steps required to run the galera test suite afterward.
- [Building the Galera wsrep Package on Fedora](https://mariadb.com/docs/galera-cluster/galera-management/installation-and-deployment/advanced-installation-from-source/building-the-galera-wsrep-package-on-fedora.md): Build the galera wsrep provider RPM package on Fedora and other RPM-based distributions, with a version table mapping each Galera 4, 3, and 2 release to its MariaDB version.
- [Configuration](https://mariadb.com/docs/galera-cluster/galera-management/configuration.md): Configuration topics for MariaDB Galera Cluster, covering mandatory parameters, performance tuning options, network ports, cluster addressing, auto-eviction, and notification scripts.
- [Configuring MariaDB Galera Cluster](https://mariadb.com/docs/galera-cluster/galera-management/configuration/configuring-mariadb-galera-cluster.md): Configure MariaDB Galera Cluster with the mandatory wsrep options, performance settings, replication binary log behavior, network ports, and multi-instance setup on a single host.
- [Galera Cluster Address](https://mariadb.com/docs/galera-cluster/galera-management/configuration/galera-cluster-address.md): Galera Cluster address format for wsrep\_cluster\_address: gcomm or dummy schema, a comma-separated member list or multicast address, optional port, and inline provider options.
- [Configuring Auto-Eviction](https://mariadb.com/docs/galera-cluster/galera-management/configuration/configuring-auto-eviction.md): Auto-Eviction keeps MariaDB Galera Cluster stable by removing unresponsive nodes through a consensus-driven delayed-list mechanism, controlled via the evs.auto\_evict provider option.
- [Using the Notification Command (wsrep\_notify\_cmd)](https://mariadb.com/docs/galera-cluster/galera-management/configuration/using-the-notification-command-wsrep_notify_cmd.md): Galera Cluster can trigger a custom script on membership or state changes through wsrep\_notify\_cmd, passing status, view ID, member list, and Primary Component flag as arguments.
- [General Operations](https://mariadb.com/docs/galera-cluster/galera-management/general-operations.md): Day-to-day operational tasks for MariaDB Galera Cluster, covering backups of running clusters, sequence management across multiple primaries, and online schema upgrades.
- [Performing Schema Upgrades in Galera Cluster](https://mariadb.com/docs/galera-cluster/galera-management/general-operations/performing-schema-upgrades-in-galera-cluster.md): MariaDB Galera Cluster offers three DDL methods for schema upgrades: Total Order Isolation (the safe blocking default), Rolling Schema Upgrade, and Non-Blocking Operations.
- [Managing Sequences in Galera Cluster](https://mariadb.com/docs/galera-cluster/galera-management/general-operations/managing-sequences-in-galera-cluster.md): Sequences in MariaDB Galera Cluster require INCREMENT BY 0 so the cluster applies an offset-based generation strategy that prevents duplicate values across multiple primary nodes.
- [Backing Up a MariaDB Galera Cluster](https://mariadb.com/docs/galera-cluster/galera-management/general-operations/backing-up-a-mariadb-galera-cluster.md): Consistent backup procedure for MariaDB Galera Cluster: desync a chosen node with wsrep\_desync=ON, run mariadb-backup, then resync the node via Incremental State Transfer.
- [Upgrading Galera Cluster](https://mariadb.com/docs/galera-cluster/galera-management/upgrading-galera-cluster.md): Articles on upgrading between MariaDB versions with Galera Cluster
- [Upgrading from MariaDB 10.3 to MariaDB 10.4 with Galera Cluster](https://mariadb.com/docs/galera-cluster/galera-management/upgrading-galera-cluster/upgrading-from-mariadb-10-3-to-mariadb-10-4-with-galera-cluster.md): Rolling upgrade procedure for moving a Galera Cluster from MariaDB 10.3 to MariaDB 10.4 one node at a time, with no downtime and a Galera 3 to Galera 4 wsrep provider transition.
- [Upgrading from MariaDB 10.4 to MariaDB 10.5 with Galera Cluster](https://mariadb.com/docs/galera-cluster/galera-management/upgrading-galera-cluster/upgrading-from-mariadb-10-4-to-mariadb-10-5-with-galera-cluster.md): Rolling upgrade procedure for moving a Galera Cluster from MariaDB 10.4 to MariaDB 10.5, covering pre-upgrade checks, repository changes, drain steps, and per-node restart workflow.
- [Upgrading from MariaDB 10.5 to MariaDB 10.6 with Galera Cluster](https://mariadb.com/docs/galera-cluster/galera-management/upgrading-galera-cluster/upgrading-from-mariadb-10-5-to-mariadb-10-6-with-galera-cluster.md): Rolling upgrade procedure for moving a Galera Cluster from MariaDB 10.5 to MariaDB 10.6, covering pre-upgrade checks, repository changes, drain steps, and per-node restart workflow.
- [Upgrading from MariaDB 10.6 to MariaDB 10.11 with Galera Cluster](https://mariadb.com/docs/galera-cluster/galera-management/upgrading-galera-cluster/upgrading-from-mariadb-10-6-to-mariadb-10-11-with-galeracluster.md): Rolling upgrade procedure for moving a Galera Cluster from MariaDB 10.6 to MariaDB 10.11; rolling upgrade with IST is supported, but rolling upgrade with SST does not work for this jump.
- [Performance Tuning](https://mariadb.com/docs/galera-cluster/galera-management/performance-tuning.md): Performance tuning topics for MariaDB Galera Cluster, covering Flow Control behavior under load and using Streaming Replication for very large or long-running transactions.
- [Flow Control in Galera Cluster](https://mariadb.com/docs/galera-cluster/galera-management/performance-tuning/flow-control-in-galera-cluster.md): Flow Control in MariaDB Galera Cluster pauses replication when a slow node's receive queue grows past gcs.fc\_limit, preventing memory overflow and keeping all nodes synchronized.
- [Using Streaming Replication for Large Transactions](https://mariadb.com/docs/galera-cluster/galera-management/performance-tuning/using-streaming-replication-for-large-transactions.md): Streaming Replication splits long transactions into certified fragments in MariaDB Galera Cluster, reducing replication lag, easing Flow Control pressure, and avoiding aborts.


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