Can SQL Server 2012 R2 Standalone mode be converted into SQL Server Failover...
Hello Community If you install SQL Server 2012 and setup the SQL Server in standalone mode, later on can you convert that setup into a SQL Server Cluster Failover mode or do you have to install SQL...
View ArticleQuestion concerning AlwaysOn Availability Groups
Good morning experts,In our environment, we have an AlwaysOn Availability Group which provides us with a Primary replica and a secondary replica in a co-location for Disaster Recovery purposes. We...
View ArticleKey rotation with DR site
My DBs are big (7.5 TB), they are encrypted using TDE. I need to rotate the keys once every 2 years. I have a DR site which is getting synchronize with the primary site using a 25 MBits line. The...
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AlwaysOn Recovery causes CPU spike CPU 100%
Hello All,We have a 3 nodes AlwaysOn environment(Windows 2012 R2 + SQL Server 2014 + SQL Server 2012, all latest rollup installed).Sometimes the CPU stuck on 100%, all clients complaining the system is...
View ArticleHeavy IO maintenance while having alwaysOn
I have some maintenance which generate a lot of IO (i.e. compress big tables, apply partition on a big table, reindex on very big tables etc.),My DBs are synchronize to the DR site over a network line...
View ArticleLog Shipping Secondary database is marked as Suspect by SQL Server after few...
I have implemented Log Shipping in test Environment of SQL Server in two Different Systems and Everything is Set up Successfully. for first time the database is restored with the log and the next time...
View ArticleKey rotation without re-encryption the DB
Is there a way to rotate keys for TDE and SQL will not re-encrypt the whole DB?
View ArticleDifference between Always on Fail-over cluster and Always on availability group?
Hi All,What is the basic difference between Always on Fail-over cluster and Always on availability group?Is Always on Fail-over cluster also a new feature in SQL 2012? or it is just the Fail-over...
View ArticleHow to create a DTC service for a Failover Cluster instance on Windows 2012...
Hi I am trying to create a 2 Node cluster on a Windows 2012 with SQL Server 2012 Standard edition. I created the SQL Server ( Database Engine ) Failover instance on the 2 Node Cluster successfully....
View ArticleCannot Shrink Transaction log in availability groups
i use availability groups synchronous mode , i want to shrink log file but it not reducei do this step1.i access primary node2.i backup transaction log3.i shrink log file it finish but file not...
View ArticleUpgrading from SQL 2008 MSCS with 3 nodes to SQL 2012 HA. Do we go with FCI?
Here is my dilemma:We do have a 3 node MSCS (Microsoft Cluster Services) and we can failover the entire SQL instance from one node to another.If I want to move to Availability Groups with WSFC SQL 2012...
View ArticleSQL Server service not starting
Hi, In my environment we have configured SQL server clustering. Currently we are getting the following error and the service is not starting up.ERROR: TDSSNIClient initialization failed with error...
View ArticleAlwaysOn Failure : exception 41005
While rebooting the secondary side of the failover cluster, the primary availability group hung with the database "resolving".I found these messages in the SQL server log on the Primary AG. Any idea...
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Failover Cluster Instance always on
we have two node cluster active passive with shared storage , I have setup AlwaysOn as DR on standalone instancedaily morning on failover cluster events, i am getting following critical eventsOn...
View ArticleThe replication agent has not logged a progress message in 5 minutes. This...
Hello Everyone,Suddnly stop merge replication. transaction cannot replicated from publiser to sunscriber.I tried to set heartbeat_interval= 5 but still not working..The replication agent has not...
View ArticleNon-domain user authentication against SSAS on Active/Passive Cluster
Hello,We have an Active/Passive SQL Server setup (DB1 & DB2 Servers) connected to a cluster for SQL & SSAS. I have a web server not on the same domain that I am trying to authenticate with...
View ArticleTo deleting database file from data folder...
Hello all...can anyone tell me how I delete database file from C:\Program Files (x86)\Microsoft SQL Server\MSSQL.1\MSSQL\Data\[database name] . this path . I attached database from sql server . its can...
View ArticleSQL Server 2012 Always ON ?
Hello:I Have SQL Server 2012 Ent. Edition & WindowsOS 2012 STD Edition.I have configured Always ON & i am getting following error. i haven't configured listner & that can be done later on.I...
View ArticleCluster with 4 instances all using the same port - 1433?
Hi Folks,i've just been handed a 2 node sql 2008 r2 cluster running 4 instances. When I observed the ports they were listenng on all were listening on port 1433. In addition, in order to connect to...
View Articlewe should choose restore from backup or REPAIR_ALLOW_DATA_LOSS)
Suppose there is a scenario.CREATE DATABASE [DBMaint2008]; GO USE [DBMaint2008]; GO CREATE TABLE [TestTable] ([C1] INT IDENTITY, [C2] CHAR (100)); GO -- Take a full backup BACKUP DATABASE...
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