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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Listener pointing to incorrect AlwaysOn Availability Group

All, Thanks in advance I have two instances of SQL Server 2012 SP1 on a three node WSFC with a HAdr group on each instance with a corresponding listener. Instance 1's listener points to Instance 1, ...
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30 views

What happens in this strange SQL Server Mirroring situation?

Let's assume that two SQL Server instances (S1 and S2) are in synchronous mirroring or in a synchronous Availability Group. Now the following happens: A write happens on S1 and transaction commit is ...
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138 views

Fastest way to migrate database to AlwaysOn cluster

I want to make the fastest migration plan to move a SQL Server database in simple recovery from a standalone server (SQL 2005) to a two node AlwaysOn cluster in full recovery. Some databases are ...
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29 views

Remove Cluster Nodes after Cluster Object was deleted

While building new 2012 servers to move to we had some change in requirements. We are using Availability Groups on the new servers. Here's where we started. Servers: Serv1a Serv1b Serv2a Serv2b ...
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SQL Server AlwaysOn log_send_rate

On all our AlwaysOn setups, running Windows 2012 and SQL Server 2012 in virtual machines and on bare-metal, I find that the log_send_rate in sys.dm_hadr_database_replica_states is consistently ...
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60 views

AlwaysOn FCI + HA Setup Question

I am planning to create FCI + HA solution in the same datacenter, but running into some problems. I'd really appreciate if someone can provide some guidance. Here is the current configuration (All ...
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166 views

always on availability group with different speed disks

I'm looking to set up SQL Server 2012 installation with an Always On Availability Group, where the 'passive' replica will be hosted at another site on the WAN and using synchronous data commit - the ...
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61 views

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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859 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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151 views

Can not ping Always On listener from outside primary node

I just setup SQL Server 2012 (on Windows Server 2012) Always On feature and have a problem with connecting to SQL Server Listener from non-primary node (it works from primary node though). Here is ...
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42 views

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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12 views

AlwaysOn - Availability Group Listener in a multi-subnet cluster

I'm running into some difficulty getting the AG Listener created for a 3 node cluster where node 3 is on a separate subnet. I'm encountering an error that states Create failed for Availability Group ...
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32 views

Setup for Availability Group with Analysis Services

We currently have one server with the Database Engine, SSAS, SSRS and SSIS all running on it. We are moving to a two server Availability Group setup. Currently I am not too worried about resources ...
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171 views

Persistent Data Collector Collection_Set_3_Upload Job Failure with AlwaysOn Groups Enabled

I have a two node SQL 2012 AlwaysOn HADR cluster (v11.0.3412) with 3 availability groups configured. The AG groups are set to synchronous mode and the secondary is not readable (we do not want the ...
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143 views

AlwaysOn Availability Group: Users on Secondary Server

We have an AlwaysOn Availability Group setup (DB1+DB2) and also a web server (Web1) outside of the domain that we need to connect to the AG using Windows Authentication. The following Windows ...
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51 views

Recommended plan for 0min RTO and RPO

I have a Windows Server 2008R2 Server, running SQL Server 2008R2 SP2. The server currently only does a full backup once daily. The server's operational hours are between 8am and 5pm. The server's new ...
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119 views

The remote copy of database “<DBNAME>” is not related to the local copy of the database

I'm trying to join a secondary DB to my SQL Server 2012 Availability Group following this article: Join a Secondary Database to an Availability Group (SQL Server) When I attempt this the local SQL ...
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what are the best practice to standalone database and concerting data for reporting

Hello I'm new as database developer. I'm currently using SQL Server 2008 R2. So, my team leader asked me about a way to make a part our centralized database as standalone database (decentralized ...