Nov 30, 2015 · Going through the Availability Groups options, we can notice that we have distinct backup options: The available options can be confusing, if you never tried them before. So let’s take a look on each one… This option is very conceptual. Basically, you can run the backup command from any replica!

Sep 23, 2024 · In short, you first need to specify in the AG settings where you prefer to make a backup: After that, you can use the function sys.fn_hadr_backup_is_preferred_replica(@DBNAME) within a specific instance - to understand whether you need to make a backup here.

Feb 13, 2013 · SQL Server 2012 AlwaysOn Availability Groups allows the offloading of CERTAIN types of backups to a replica. At the time of this writing, only transaction log backups and full backups with COPY_ONLY are supported on secondary replicas.

Sep 4, 2024 · Describes how to configure backups on secondary replicas of an Always On availability group using either Transact-SQL (T-SQL), PowerShell, or SQL Server Management Studio.

Apr 24, 2025 · Azure Backup offers an end-to-end support for backing up SQL Server always on availability groups (AG) if all nodes are in the same region and subscription as the Recovery Services vault. However, if the AG nodes are spread across regions/subscriptions/on-premises and Azure, there are a few considerations to keep in mind. Note.

Alternatively, you can create log backups and copy-only full backups of secondary databases. For more information, see Offload supported backups to secondary replicas of an availability group. Each set of availability databases is hosted by an availability replica.

Sep 28, 2023 · For medium to largish databases, my steps would be: Restore a FULL database to the secondary; Continually restore LOG files to the secondary. STOP new log backups on primary (temporary) Restore last log backup to secondary (with NORECOVERY) Join to Availability Group; Resume log backups on primary

Sep 21, 2017 · AlwaysOn Availability Group has very good capability to offload SQL Server backups and read operations from primary replica to reduce such workloads and utilize secondary replicas in a better way. Read this article to understand backup preferences for AOAG databases.

May 31, 2016 · In our current process, log backup is done by log shipping backup job. Is there any need to configure backup job for transaction log in next AlwaysOn environment? If we must configure backup, we want to set “checkpoint” with log backup job.

Jun 8, 2021 · You can choose to add a database to an AG using Automatic Seeding, or you can add an existing database by backing up the database and its transaction log from the primary and manually restoring on the secondary.