Access to files on shared drive when SQL cluster is shut down?
Sorry if this is a newbie question. Spent a couple of hours researching this but can't find an answer.Is there a way to get access to the files on the shared drive from either of the nodes when the SQL...
View Articlewhat scenarios does always on failover
I have setup always on between 2 stand alone SQL servers, Automatic failover(Synchronous) in which 2 instances have WSFC enabled .what are the possible causes does always on failover?Possibilities i am...
View ArticleFailed to failover SQL instance from one node to another
Hi,I am experiencing an issue with SQL Server 2012 clustering. Briefly, when I move SQL instance from node SQ1 to node SQ2 to process fails.At the beginning of the process, the cluster try to change to...
View ArticleImplications of lease & healthcheck timeout in SQL Server 2014 AlwaysOn AG...
Issue BackgroundWe have recently migrated to a production environment running on SQL Server 2014 Ent. Ed. & have faced an Availability Group (AG) outage issue as of last week. The AG instance is...
View ArticleMirror of a Database part of Always on AG
Hi Folks,we have an AG scenario where we are using WFC on a 2 node cluster. We are then using AG for mirroring the databases to both nodes and have a listener.What I want to do next is to establish...
View ArticleNeed to maintain transational consistency of the data across both servers,...
I got this question about MS SQL Server 2012 administration, two production servers in the same data center. You need to ensure that database remains available if a catastrophic server failure or a...
View ArticleNeed to ensure OLTP Database that uses a SAN remains available if any of the...
Here is a question about MS SQL Server administration.I Need to ensure OLTP Database that uses a SAN (Storage Area Network) remains available if any of the servers fail, I need to minimize the amount...
View ArticleUrgent: Ask your advice!
Hi all, We have SQl 2012 always on configured on 4 nodes (2 physical and 2 virtual) on a different subnet only one instance. somehow, cluster failovered quite often. always point to physical node...
View ArticleBest High availability option.
We are planning to setup high availability in our environment.I want to know which is the best option from below for SQL server 2012 standard version.1.Cluster .2.Always On.As per my knowledge, if we...
View ArticleSQL Server High Availability Options
Can I implement a high availability solution for one of my SQL Server databases, but I'm not sure of which option to implement to satisfy my company's needs?
View ArticleA database contains a large product catalog that is updated periodically, you...
I am confused by the answer to this MS SQL SERVER question. You are administrating all the deployments of MS SQL Server 2012 in your company. A database contains a large product catalog that is updated...
View ArticleWill AG listener create a single failure point?
Assuming all windows servers belonging to the WSFC are on the same subnet, will the AG listener become a single failure point in system if all Application servers connect to the AG through the...
View ArticleDBCC check DB errors- How to fix it and read the result. what is (5:140245)...
Dbcc checkdb with physical_only is giving the below resultMsg 8946, Level 16, State 12, Line 2 Table error: Allocation page (5:140245) has invalid PFS_PAGE page header values. Type is 0. Check type,...
View ArticleSQL Server AlwaysOn Availability Groups Licencing
I am planning to implement SQL Server 2014 Always ON Availability Groups between 2 nodes(servers) and using SQL server Enterprise edition on top of WSFC, Node1 is primary replica(read/Write) and Node2...
View ArticleSQL Availability Groups multiple SQL instances
Hey,I wanted to know if you can configure 2 SQL Server Instances to participate in 2 different Availability Groups.For example we have 2 SQL Servers and on SQL Server 1 we have 2 SQL Server Instances....
View ArticleLicensing for Failover Cluster
I am a MCITP certified professional working as a Freelance consultant.I need to provide solution regarding Fail over Cluster license.Existing setup.Two Database Servers With 4 processor in each server...
View ArticleOpenCluster (reason: 5).
We are observing the below error after every fail over in the cluster environment .Is this normal error.Event Id:324Soruce:SQLSERVERAGENTError:OpenCluster (reason: 5).
View ArticleDeploy a new application that will scale out the workload to at least 5...
Deploy a new application that will scale out the workload to at least 5 different sql instance.You need to ensure that for each copy of the database, users are able to read and write data that will...
View ArticleDesigning scale out and high availability OLTP that maintain copies of data...
Designing scale out and high availability OLTP that maintain copies of data across two server instance, the data in both nodes needs to be indexed. What should you include in your solution>I think...
View ArticleSQL server Always On
Hi,I have 2014 always on setup on a database in my infra.When ever i add a data or log file in my primary database, always on sync is abending on secondary with below error,Not able to add a data or...
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