preferred replica is not reflecting on Quering
Hello All,Seeing a strange issue, when i tried to change Prefered replica from Secondary to Primary, and onrunning below query it is showing 0 on both the servers. i tried to refevert the change back...
View ArticleLooking for the best Always On test battery possible?
Hi there,we are setting up our DR between different DC is ongoing and we need to test from the scratch our Always On silo.our schema is the following:Datacenter APhysical big monster live 1...
View ArticleSQL 2012 AG failover not changing possible owner during manual failover
Hi, I/my group have been using AG's in production since CTP1 of SQL Server 2012. We're very well versed in AG behaviors but we have 1 environment that's picked up an odd misbehavior that does not...
View ArticleAlwaysOn not AlwaysOn
Hi All,I'm wondering if I have configured something wrong or if this is expected behavior.I have three nodes configured to all beWindows Server 2012 R2 SQL Server 2016 Enterprise SP1Availability Mode:...
View ArticleMigrar Sql Server Failover Cluster a una nueva SAN
Buenas tardes a todos, escribo para pedir alguna ayuda o guía. Requiero migrar un cluster SQL Server 2012 Enterprise Edition a una nueva SAN, esto debido a que mi SAN antigua se va a dar de baja por...
View ArticleSteps to remove mount point tempdb LUNS from an existing Sql Server cluster
Hello, I have researched this already, but just wanted some confirmation before going through the motions as this is not a task we regularly perform. We moved all of our clustered instances' tempdb...
View Articlescript to automatical force a manual failover?
Hi,I'm looking for options to do a manual failover between 2 SQL Server 2012 in asynchronous mode.So when my main server A become unavailable after X minutes, I want to automaticaly switch to my server...
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Cannot write to database after failover
Hi Guys,I have alwaysOn on SQL server 2012. 1 primary and 2 secondary replicas. I have also setup the config below My problem now is ..when I failover from the primary server (EMR-SVR) to the secondary...
View ArticleDatabase revert from snapshot failed when I use Azure Blob storage
Please see details SELECT @@VERSION Microsoft SQL Server 2014 (SP2-GDR) (KB3194714) - 12.0.5203.0 (X64) Sep 23 2016 18:13:56 Copyright (c) Microsoft Corporation...
View ArticleShould Activity Group Databases Not Automatically Start Re-synchronizing...
When I failover during testing (SQL Server 2016) I am noticing that my AG databases stop synchronizing across all servers. Do I manually have to go tell them each one of them to start re-synchronizing...
View ArticleIs There An AlwaysOn Activity Group Log? I want to see which server was...
Is there a way/single place to look to see when failovers have occurred to see which server was the primary and when for an availability group? The only way I have found is look at separate logs on...
View ArticleAlways On Clustering - Setup and Best Practice
HiI am very new to using Always On, currently we are using mirroring between our SQL servers.One thing I'm having trouble getting my head around is the clustering of the servers, especially as our SQL...
View Articleheavy Blocking in alwayson availability groups - synchronous-commit
Hi ,Can someone please help me on how to Avoid blocking in alwayson availability groups - synchronous-commit? I did Set Up Alwayson Availability Groups- Synchronous commit, 1 readable secondary,Backups...
View ArticleWindows 2012 R2/SQL 2016/Block Storage - Availability Options
Hello,I have been tasked with building a Highly Available SQL server. This server will be the database used for a Citrix DaaS environment. Always on SQL is not necessarily required, but an extended...
View ArticleAlways on secondary replica out of sync
Hi, I am on SQL Server 2014 Always ON configured with three nodes. Two nodes are configured as synchronous commit and one node is configured asynchronous commit. The secondary node which was configured...
View ArticleLog shipping copy and restore jobs are failing.
Hi I am setting up log shipping from SQL server 2012 to SQL server 2014. Configuration went successful also secondary db initialized and setup correctly . However LSCopy and LSRestore jobs are failing...
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Read off the secondary readable replica fails in a alwayson cluster
Hi there,I use System Centre Operations Manager 2012 R2 and I use an always-on SQL cluster for the backend.Issue I have here is even though the secondary replica is configured as readable but every...
View ArticleSQL 2012 protect Merge Replication Publisher
Hi all, we are designing a DR solution for one of our customers and we need some help.We will have 2 Win2012R2 Hyper-V Servers connected to a SAN. We will setup a 2-node Win2012R2 Guest SQL 2012 Std...
View ArticleConfigure Always On SQL Server 2016 With Cross Domain
Hi All,I have 2 SQL Server 2016 EE one is in my local data center and another one is on the cloud. users accessing local data center. now I want to configure always on between local server and cloud...
View ArticleSQL Server 2016 Managed Backup to Azure - On demand backup fails
We are running SQL Server 2016 Std edition in Azure, and have configured Managed Backup (previously SmartAdmin from 2014).When running the backup on demand stored procedure, one of our databases fails...
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