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Here, we’ll clarify how to set up a lab environment to deploy the AlwaysOn availability groups.

Deploy the AlwaysOn availability group on SQL Server 2019 on Linux.

Configure the network interface and install Ubuntu 18.04 and SQL Server 2019 on Linux.

Set up a demo lab using Oracle VM VirtualBox Manager.

In the series of articles, we will learn about the deployment process of AlwaysOn availability groups on Linux. So, unlike Windows implementation, Linux does not require a domain setup.

Pacemaker service does not require AD.

Hence, if your application uses distributed transactions, the AG deployment must be done on Windows servers.

Before SQL Server 2019 on Linux, MSDTC was not supported.

Linux-based implementation of AlwaysOn uses pacemaker services.

We can also set up high availability and disaster recovery mechanism for SQL Server on Linux like SQL Server Log shipping and AlwaysOn Availability Group.įorm the implementation point of view, the AlwaysOn availability group on Linux and Windows failover cluster are the same, except for the following differences: We can install SQL Server 2017 and higher on Red Hat Enterprise Linux, Ubuntu, and SUSE Enterprise Server.

Microsoft announced cross-platform support of SQL Server – the SQL Server 2017 and SQL Server 2019 work on Microsoft Windows and Linux.