Availability Groups are a new feature of SQL Server 2012 that provide continuous data synchronization, automatic failover and secondary read access for one or many SQL Server databases.

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What is correct process to physically move an availability replica to another location

Current situation is we have 3 SQL Servers with one availablity group and we plan on moving one of the secondary replicas out of HQ to another location. There will be the span of a few hours between ...
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when can AG primary replica be a different host to WFC primary?

To set up an Availability Group with two servers, the servers both participate in a Windows Failover Cluster. I've seen cases after certain failover modes where the primary IP address in the cluster ...
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1answer
491 views

Enable TDE for existing AlwaysOn databases

I need to do a little benchmarking of AlwaysOn, both with and without TDE enabled. All the instructions I see cover adding encrypted databases to an availability group, but I see no mention of ...
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1answer
218 views

SSIS SQL Server 2012 cluster Availibility Group [closed]

We have a three server cluster using AlwaysOn technology, and have created an Availability Group for the SSISDB catalog. How would you change the code to only execute on the primary server?
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1answer
147 views

Do locks on readonly secondary databases propagate to the Read/Write Database

I'm thinking about using SQL Server Availability Groups in SQL Server 2012 to offload reporting on our main database to a second read only server that is kept in sync through the availability group. ...
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1answer
130 views

Availability Groups and Partition Swapping

Is it possible to use SQL 2012 Availability Groups over two machines and perform partition swapping on the primary machine ?
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1answer
451 views

Recovery time effects of Availability Groups

We did different kinds of basic Tests and AlwaysOn passed in many tests. We finally did a heavy write test for AlwaysOn and it gave surprising results. The actual Test details are here, the goal is ...
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2answers
2k views

How do Availability Groups work with cheduled jobs and SSIS packages?

I have 2 SQL Servers set up with a database in an AlwaysOn Availability Group. I also have jobs set up which run against the database. During a failover how do I ensure the jobs will continue to run ...
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1answer
1k views

How to link users and logins in an Availability Group?

I've got an Availability Group going and need to map some logins to database users on an active secondary replica. (Node2) Unfortunately, when I try to exec sp_change_users_login or alter user with ...
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2k views

Logins aren't syncing across Availability Groups

We have 2 servers in an AlwaysOn group. While the user accounts within each synchronized database exist on both servers, the database instance level logins only exist on one of the servers. Ie ...
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1answer
482 views

Cross Database transactions with Availability Groups

Recently we are working on a POC to get Always on work and happened to see this article in BOL http://technet.microsoft.com/en-us/library/ms366279.aspx This article suggests that there would be ...
4
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1answer
154 views

Preferred node for read on Availability Group in a multisite configuration

We are going to set up a multi (at least 2) site configuration, and we want to achieve both HA as well as a good resource usage. The sites will be interconnected through a high speed, dedicated ...
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649 views

SQL Server connection with multiSubnetFailover fails, claims mirroring is enabled

I have two SQL Server instances in an availability group. They are not mirrored. I'm trying to connect to the AG using the MS JDBC drivers (4.0) with a connection string including ...
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1answer
971 views

Availability Group reporting disconnected replica [closed]

I'm trying to configure availability groups in a VM environment so I can run some tests. I think I've got the group created correctly, I can see the Always on group on both servers. However when I ...
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1answer
1k views

Can Availability Groups provide seamless failover (with no query failures)?

I have been testing the Availability Groups feature in SQL Server 2012 and am finding that there is approximately 15 seconds of down time when the primary server fails over to the secondary server. ...
2
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1answer
359 views

Availability Group configuration & licencing

I am about to setup a 3 node AV group for SQL Server 2012 my configuration will be - London-Srv1 - PRIMARY Core Database (OLTP) set to READ_WRITE London-Srv2 - SECONDARY PASSIVE synchronous Core ...
3
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1answer
4k views

Do Availability Groups support Active/Passive?

I am looking into the licensing of SQL Server 2012 when using Availability Groups with 2 servers. It is not clear to me if Availability Groups are only available as Active/Active and not ...
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1answer
2k views

Enabling Service Broker on a database involved in an availability group

I'm trying to enable Service Broker on a SQL Server 2012 database that is part of an availability group and keep getting this error message: The operation cannot be performed on database "dbname" ...
4
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2answers
433 views

Can CDC or Change Tracking be against a read only secondary?

We will be deploying SQL Server 2012 Availability Groups with read only secondaries and would like to execute our SSIS extracts against the secondary while utilizing CDC or change tracking (the ...
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1answer
2k views

Trouble Creating AG Listener: The WSFC Cluster could not bring the Network Name resource

We are trying to create an AG Listener and it errors out on us: It does however seem to create both the DNS entries and the virtual computer object in AD. However, because of this error message SQL ...
4
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1answer
686 views

Transaction Log Truncation with Copy Only

I have a database backup job set to use full backup with the Copy only option on once daily. The copy only is on because from what I have read that is the only way to backup a database that is ...
3
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1answer
645 views

AG and SQL Backups

I am using always on in sql 2012 and have an AG setup. I would like to know if i were to backup the primary database and restore it would that be allowed without taking the cluster down etc. ...
0
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1answer
168 views

AlwaysOn SQL Server setup questions

I just have a few questions regarding the setup of Always On HA, and Clusters. When you setup an AG, and it gets to setting up your IP address for the cluster how can i switch from using DHCP to a ...
7
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2answers
478 views

Can Availability Groups replace transactional replication?

I've been looking at the new features of SQL Server 2012, and how it can help my current situation. Currently we're on SQL Server 2008 R2, and replicate two OLTP servers' databases to a single ...
5
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1answer
745 views

Service Broker & AlwaysOn Availability Groups: Odd Transmission Queue Behavior

I have also posted this question on my blog: http://www.sqldiablo.com/2012/04/15/service-broker-alwayson-availability-groups-odd-transmission-queue-behavior/. I’ve been working on a project over the ...