# MariaDB MaxScale 21.06 - [MaxScale 21.06 Contents](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-2106-contents.md) - [MariaDB MaxScale 21.06 About](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-about.md): This release enhanced data integration and read-after-write consistency. It introduced the Kafka CDC router to stream database changes and a causal reads feature for replica servers. - [About MariaDB MaxScale](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-about/mariadb-maxscale-2106-maxscale-2106-about-mariadb-maxscale.md) - [Limitations and Known Issues within MariaDB MaxScale](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-about/mariadb-maxscale-2106-maxscale-2106-limitations-and-known-issues-within-mariadb-maxscale.md) - [MariaDB MaxScale 21.06 Authenticators](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-authenticators.md): Secure your MaxScale deployment by configuring authenticators. These modules manage client authentication against backend MariaDB servers, supporting various mechanisms for robust security. - [MaxScale 21.06 Authentication Modules](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-authenticators/mariadb-maxscale-2106-maxscale-2106-authentication-modules.md) - [MaxScale 21.06 GSSAPI Client Authenticator](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-authenticators/mariadb-maxscale-2106-maxscale-2106-gssapi-client-authenticator.md) - [MaxScale 21.06 MariaDB/MySQL Authenticator](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-authenticators/mariadb-maxscale-2106-maxscale-2106-mariadbmysql-authenticator.md) - [MaxScale 21.06 PAM Authenticator](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-authenticators/mariadb-maxscale-2106-maxscale-2106-pam-authenticator.md) - [MariaDB MaxScale 21.06 Connectors](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-connectors.md): This section details connectors for MariaDB MaxScale 21.06. Learn about the Change Data Capture (CDC) APIs that allow applications to consume a real-time stream of database events. - [MaxScale 21.06 Maxscale CDC Connector](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-connectors/mariadb-maxscale-2106-maxscale-2106-maxscale-cdc-connector.md) - [MariaDB MaxScale 21.06 Design Documents](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-design-documents.md): Explore the internal architecture of MariaDB MaxScale. This section contains the detailed design documents and specifications used by developers for core features and modules. - [MariaDB MaxScale Plugin Development Guide](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-design-documents/mariadb-maxscale-2106-maxscale-2106-mariadb-maxscale-plugin-development-guide.md) - [MariaDB MaxScale 21.06 Filters](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters.md): Filters are powerful modules that intercept and process database traffic in MaxScale. Use them to log, transform, block, or reroute queries to add control, security, and monitoring. - [MaxScale 21.06 Cache](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters/mariadb-maxscale-2106-cache.md) - [MaxScale 21.06 Binlog Filter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters/mariadb-maxscale-2106-maxscale-2106-binlog-filter.md) - [MaxScale 21.06 Consistent Critical Read Filter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters/mariadb-maxscale-2106-maxscale-2106-consistent-critical-read-filter.md) - [MaxScale 21.06 Database Firewall filter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters/mariadb-maxscale-2106-maxscale-2106-database-firewall-filter.md) - [MaxScale 21.06 Hintfilter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters/mariadb-maxscale-2106-maxscale-2106-hintfilter.md) - [MaxScale 21.06 Insert Stream Filter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters/mariadb-maxscale-2106-maxscale-2106-insert-stream-filter.md) - [MaxScale 21.06 Lua Filter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters/mariadb-maxscale-2106-maxscale-2106-lua-filter.md) - [MaxScale 21.06 Masking](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters/mariadb-maxscale-2106-maxscale-2106-masking.md) - [MaxScale 21.06 Maxrows](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters/mariadb-maxscale-2106-maxscale-2106-maxrows.md) - [MaxScale 21.06 Named Server Filter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters/mariadb-maxscale-2106-maxscale-2106-named-server-filter.md) - [MaxScale 21.06 Query Log All Filter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters/mariadb-maxscale-2106-maxscale-2106-query-log-all-filter.md) - [MaxScale 21.06 Regex Filter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters/mariadb-maxscale-2106-maxscale-2106-regex-filter.md) - [MaxScale 21.06 Tee Filter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters/mariadb-maxscale-2106-maxscale-2106-tee-filter.md) - [MaxScale 21.06 Throttle](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters/mariadb-maxscale-2106-maxscale-2106-throttle.md) - [MaxScale 21.06 Top Filter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters/mariadb-maxscale-2106-maxscale-2106-top-filter.md) - [MaxScale 21.06 Transaction Performance Monitoring Filter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-filters/mariadb-maxscale-2106-maxscale-2106-transaction-performance-monitoring-filter.md) - [MariaDB MaxScale 21.06 Getting Started](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-getting-started.md): This is your starting point for MariaDB MaxScale 21.06. Find essential guides for installation, learn the basics of configuration, and explore tutorials to get up and running quickly. - [Building MariaDB MaxScale from Source Code](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-getting-started/mariadb-maxscale-2106-maxscale-2106-building-mariadb-maxscale-from-source-code.md) - [Installing MariaDB MaxScale using a tarball](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-getting-started/mariadb-maxscale-2106-maxscale-2106-installing-mariadb-maxscale-using-a-tarball.md) - [MariaDB MaxScale Configuration Guide](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-getting-started/mariadb-maxscale-2106-maxscale-2106-mariadb-maxscale-configuration-guide.md) - [MariaDB MaxScale Installation Guide](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-getting-started/mariadb-maxscale-2106-maxscale-2106-mariadb-maxscale-installation-guide.md) - [MariaDB MaxScale MaxGUI Guide](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-getting-started/mariadb-maxscale-2106-maxscale-2106-mariadb-maxscale-maxgui-guide.md) - [MaxScale 21.06 Monitors](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-getting-started/maxscale-21-06-monitors.md) - [MariaDB MaxScale 21.06 Protocols](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-protocols.md): Protocol modules interpret client-server communication for MaxScale. This section covers the available modules, including the standard MariaDB protocol, NoSQL, and Change Data Capture (CDC). - [MaxScale 21.06 Change Data Capture (CDC) Protocol](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-protocols/mariadb-maxscale-2106-maxscale-2106-change-data-capture-cdc-protocol.md) - [MaxScale 21.06 Change Data Capture (CDC) users](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-protocols/mariadb-maxscale-2106-maxscale-2106-change-data-capture-cdc-users.md) - [MaxScale 21.06 MariaDB Protocol Module](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-protocols/mariadb-maxscale-2106-maxscale-2106-mariadb-protocol-module.md) - [MaxScale 21.06 NoSQL Protocol Module](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-protocols/mariadb-maxscale-2106-maxscale-2106-nosql-protocol-module.md) - [MariaDB MaxScale 21.06 Reference](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-reference.md): Access detailed technical information for MariaDB MaxScale 21.06. This section is your complete reference for configuration settings, command-line tools, hint syntax, and more. - [MaxScale 21.06 Hint Syntax](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-reference/mariadb-maxscale-2106-maxscale-2106-hint-syntax.md) - [MaxScale 21.06 MaxCtrl](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-reference/mariadb-maxscale-2106-maxscale-2106-maxctrl.md) - [MaxScale 21.06 Module commands](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-reference/mariadb-maxscale-2106-maxscale-2106-module-commands.md) - [MariaDB MaxScale 21.06 REST API](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-rest-api.md): Manage MaxScale programmatically using the REST API. This interface allows for the dynamic administration and monitoring of resources like servers, services, listeners, and filters. - [MaxScale 21.06 Admin User Resource](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-rest-api/mariadb-maxscale-2106-maxscale-2106-admin-user-resource.md) - [MaxScale 21.06 Filter Resource](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-rest-api/mariadb-maxscale-2106-maxscale-2106-filter-resource.md) - [MaxScale 21.06 Listener Resource](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-rest-api/mariadb-maxscale-2106-maxscale-2106-listener-resource.md) - [MaxScale 21.06 MaxScale Resource](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-rest-api/mariadb-maxscale-2106-maxscale-2106-maxscale-resource.md) - [MaxScale 21.06 Monitor Resource](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-rest-api/mariadb-maxscale-2106-maxscale-2106-monitor-resource.md) - [MaxScale 21.06 REST API](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-rest-api/mariadb-maxscale-2106-maxscale-2106-rest-api.md) - [MaxScale 21.06 Server Resource](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-rest-api/mariadb-maxscale-2106-maxscale-2106-server-resource.md) - [MaxScale 21.06 Service Resource](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-rest-api/mariadb-maxscale-2106-maxscale-2106-service-resource.md) - [MaxScale 21.06 Session Resource](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-rest-api/mariadb-maxscale-2106-maxscale-2106-session-resource.md) - [MaxScale 21.06 SQL Resource](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-rest-api/mariadb-maxscale-2106-maxscale-2106-sql-resource.md) - [MariaDB MaxScale 21.06 Routers](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-routers.md): Routers are the core of a MaxScale service, intelligently directing database traffic. This version adds the KafkaCDC router and enhances others with features like causal reads. - [MaxScale 21.06 Avrorouter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-routers/mariadb-maxscale-2106-maxscale-2106-avrorouter.md) - [MaxScale 21.06 Binlogrouter 2.4](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-routers/mariadb-maxscale-2106-maxscale-2106-binlogrouter-24.md) - [MaxScale 21.06 Binlogrouter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-routers/mariadb-maxscale-2106-maxscale-2106-binlogrouter.md) - [MaxScale 21.06 Cat](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-routers/mariadb-maxscale-2106-maxscale-2106-cat.md) - [MaxScale 21.06 HintRouter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-routers/mariadb-maxscale-2106-maxscale-2106-hintrouter.md) - [MaxScale 21.06 KafkaCDC](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-routers/mariadb-maxscale-2106-maxscale-2106-kafkacdc.md) - [MaxScale 21.06 KafkaImporter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-routers/mariadb-maxscale-2106-maxscale-2106-kafkaimporter.md) - [MaxScale 21.06 Mirror](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-routers/mariadb-maxscale-2106-maxscale-2106-mirror.md) - [MaxScale 21.06 Readconnroute](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-routers/mariadb-maxscale-2106-maxscale-2106-readconnroute.md) - [MaxScale 21.06 Readwritesplit](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-routers/mariadb-maxscale-2106-maxscale-2106-readwritesplit.md) - [MaxScale 21.06 SchemaRouter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-routers/mariadb-maxscale-2106-maxscale-2106-schemarouter.md) - [MaxScale 21.06 SmartRouter](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-routers/mariadb-maxscale-2106-maxscale-2106-smartrouter.md) - [MaxScale Read/Write Split Router](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-routers/maxscale-readwrite-split-router.md) - [MariaDB MaxScale 21.06 Tutorials](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-tutorials.md): Get hands-on experience with MariaDB MaxScale 21.06. These tutorials provide step-by-step instructions for common tasks like setting up read-write splitting, failover, and sharding. - [MaxScale 21.06 Automatic Failover With MariaDB Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-tutorials/mariadb-maxscale-2106-maxscale-2106-automatic-failover-with-mariadb-monitor.md) - [MaxScale 21.06 Avrorouter Tutorial](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-tutorials/mariadb-maxscale-2106-maxscale-2106-avrorouter-tutorial.md) - [MaxScale 21.06 Configuring Servers](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-tutorials/mariadb-maxscale-2106-maxscale-2106-configuring-servers.md) - [MaxScale 21.06 Configuring the Galera Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-tutorials/mariadb-maxscale-2106-maxscale-2106-configuring-the-galera-monitor.md) - [MaxScale 21.06 Configuring the MariaDB Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-tutorials/mariadb-maxscale-2106-maxscale-2106-configuring-the-mariadb-monitor.md) - [MaxScale 21.06 Connection Routing with MariaDB MaxScale](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-tutorials/mariadb-maxscale-2106-maxscale-2106-connection-routing-with-mariadb-maxscale.md) - [MaxScale 21.06 Encrypting Passwords](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-tutorials/mariadb-maxscale-2106-maxscale-2106-encrypting-passwords.md) - [MaxScale 21.06 Filters](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-tutorials/mariadb-maxscale-2106-maxscale-2106-filters.md) - [MaxScale 21.06 MariaDB MaxScale Administration Tutorial](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-tutorials/mariadb-maxscale-2106-maxscale-2106-mariadb-maxscale-administration-tutorial.md) - [MaxScale 21.06 Read-Write Splitting with MariaDB MaxScale](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-tutorials/mariadb-maxscale-2106-maxscale-2106-read-write-splitting-with-mariadb-maxscale.md) - [MaxScale 21.06 REST API Tutorial](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-tutorials/mariadb-maxscale-2106-maxscale-2106-rest-api-tutorial.md) - [MaxScale 21.06 Setting up MariaDB MaxScale](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-tutorials/mariadb-maxscale-2106-maxscale-2106-setting-up-mariadb-maxscale.md) - [MaxScale 21.06 Simple Sharding with Two Servers](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-tutorials/mariadb-maxscale-2106-maxscale-2106-simple-sharding-with-two-servers.md) - [MariaDB MaxScale 21.06 Upgrading](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-upgrading.md): Before upgrading to MariaDB MaxScale 21.06, it is critical to review the changes. This guide outlines new features, altered parameters, and deprecated functionality to ensure a smooth transition. - [MaxScale 21.06 Upgrading MariaDB MaxScale](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-upgrading/mariadb-maxscale-2106-maxscale-2106-upgrading-mariadb-maxscale.md) - [MaxScale 21.06 Monitors](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors.md): Monitors are essential for high availability. They track backend server status, detect failures, promote replicas, and perform automatic failovers, ensuring service continuity. - [MaxScale 21.06 Aurora Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/mariadb-maxscale-2106-maxscale-2106-aurora-monitor.md) - [MaxScale 21.06 ColumnStore Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/mariadb-maxscale-2106-maxscale-2106-columnstore-monitor.md) - [MaxScale 21.06 Common Monitor Parameters](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/mariadb-maxscale-2106-maxscale-2106-common-monitor-parameters.md) - [MaxScale 21.06 Galera Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/mariadb-maxscale-2106-maxscale-2106-galera-monitor.md) - [MaxScale 21.06 MariaDB Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/mariadb-maxscale-2106-maxscale-2106-mariadb-monitor.md) - [MaxScale MariaDB Monitor Usage](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/maxscale-mariadb-monitor-usage.md): Learn to use the MariaDB Monitor to automate cluster management. This guide covers how to configure server monitoring, automatic failover, switchover, and other HA features. - [Xpand Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/maxscale-mariadb-monitor-usage/maxscale-mariadb-monitor-usage-xpand-monitor.md) - [Understanding Monitors in MaxScale](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/maxscale-mariadb-monitor-usage/understanding-monitors-in-maxscale.md) - [Aurora Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/maxscale-mariadb-monitor-usage/maxscale-mariadb-monitor-usage-aurora-monitor.md): This monitor is designed specifically for Amazon Aurora clusters. It identifies the writer and reader instances, allowing MaxScale to route queries and manage high availability in an AWS environment. - [Designing for MaxScale's Aurora Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/maxscale-mariadb-monitor-usage/maxscale-mariadb-monitor-usage-aurora-monitor/designing-for-maxscales-aurora-monitor.md) - [Understanding MaxScale's Aurora Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/maxscale-mariadb-monitor-usage/maxscale-mariadb-monitor-usage-aurora-monitor/understanding-maxscales-aurora-monitor.md) - [ColumnStore Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/maxscale-mariadb-monitor-usage/maxscale-mariadb-monitor-usage-columnstore-monitor.md) - [Galera Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/maxscale-mariadb-monitor-usage/maxscale-mariadb-monitor-usage-galera-monitor.md) - [MariaDB Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/maxscale-mariadb-monitor-usage/maxscale-mariadb-monitor-usage-mariadb-monitor.md): Learn about the MariaDB Monitor in MaxScale 21.06. This module tracks primary and replica servers, enabling automatic failover, switchover, and other essential high-availability features. - [Designing for MaxScale's MariaDB Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/maxscale-mariadb-monitor-usage/maxscale-mariadb-monitor-usage-mariadb-monitor/designing-for-maxscales-mariadb-monitor.md) - [Understanding MaxScale's MariaDB Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/maxscale-mariadb-monitor-usage/maxscale-mariadb-monitor-usage-mariadb-monitor/understanding-maxscales-mariadb-monitor.md) - [Using Automatic Failover with MaxScale's MariaDB Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/maxscale-mariadb-monitor-usage/maxscale-mariadb-monitor-usage-mariadb-monitor/using-automatic-failover-with-maxscales-mariadb-monitor.md) - [Using Cooperative Locking for HA with MaxScale's MariaDB Monitor](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-2106-maxscale-21-06-monitors/maxscale-mariadb-monitor-usage/maxscale-mariadb-monitor-usage-mariadb-monitor/using-cooperative-locking-for-ha-with-maxscales-mariadb-monitor.md) - [MariaDB MaxScale 21.06 Release Notes](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/mariadb-maxscale-21-06-release-notes.md) - [MaxScale 21.06 About](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/maxscale-21-06-about.md) - [MaxScale 21.06 Authenticators](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/maxscale-21-06-authenticators.md) - [MaxScale 21.06 Connectors](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/maxscale-21-06-connectors.md) - [MaxScale 21.06 Design-Documents](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/maxscale-21-06-design-documents.md) - [MaxScale 21.06 Filters](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/maxscale-21-06-filters.md) - [MaxScale 21.06 Getting-Started](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/maxscale-21-06-getting-started.md) - [MaxScale 21.06 Protocols](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/maxscale-21-06-protocols.md) - [MaxScale 21.06 Reference](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/maxscale-21-06-reference.md) - [MaxScale 21.06 REST-API](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/maxscale-21-06-rest-api.md) - [MaxScale 21.06 Routers](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/maxscale-21-06-routers.md) - [MaxScale 21.06 Tutorials](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/maxscale-21-06-tutorials.md) - [MaxScale 21.06 Upgrading](https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06/maxscale-21-06-upgrading.md) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://mariadb.com/docs/maxscale/maxscale-archive/archive/mariadb-maxscale-21-06.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.