Sep 27, 2024 · SQL Server 2017 introduced two different architectures for availability groups. Always On availability groups provide high availability, disaster recovery, and read-scale balancing. These availability groups require a cluster manager. In Windows, the failover clustering feature provides the cluster manager. In Linux, you can use Pacemaker.

Jul 9, 2019 · AlwaysOn Availability Group: It is a structure that releases with SQL Server 2012 that can be used as an alternative to database mirroring, Log shipping and Failover Clustering. With the AlwaysOn Availability Group, changes in a …

With SQL Server 2012, an availability groups solution with multiple secondaries can replace the legacy solution that uses database mirroring and log shipping. This paper covers planning considerations and walks through the steps required to build the availability groups for high availability and disaster recovery requirements.

Mar 23, 2019 · These two new guides, along with the one published earlier on Multi-site FCIs ( http://download.microsoft.com/download/D/2/0/D20E1C5F-72EA-4505-9F26-FEF9550EFD44/SQLServer2012_MultisiteFailoverCluster%20 (2).docx ) complete the series of AlwaysOn HA/DR architectures and design patterns ( http://blogs.msdn.com/b/sqlalwayson/archive/2012/01/27/now...

Aug 21, 2020 · SQL Server 2016 provides a new feature Distributed Availability Group for disaster recovery purposes. It is a particular type of availability group that helps access the multiple failover clusters. In this article’s series, we configured a traditional Always On group. It has the following requirements.

Oct 12, 2021 · This blog post explores SQL Server DR architecture using SQL Server Failover Cluster with Amazon FSx for Windows File Server, for primary site and secondary DR site, and describes how to set up a multiple-Region Always On distributed availability group.

Dec 10, 2014 · In this level we will look at how a Failover Cluster Instance of SQL Server integrates as a replica in an Always On Availability group. We'll look at the ramifications this has and also how...

Jun 23, 2012 · This paper covers one of the three common customer HA and DR design patterns discussed in Sanjay’s SQL Server 2012 AlwaysOn High Availability and Disaster Recovery Design Patterns post. You can download the new white paper here.

Sep 29, 2024 · When you create a basic availability group, you must specify both replicas during creation. To create a basic availability group, use the CREATE AVAILABILITY GROUP Transact-SQL command and specify the WITH BASIC option (the default is ADVANCED).

May 11, 2020 · Example of a SQL Server Always On Availability Groups Architecture. The below diagram illustrates a setup of a 2-node replica with SQL Server Always On Availability Groups. Are you a SQL Server DBA? Learn more about SQL Server via our course “ Essential SQL Server Administration Tips “.