Secondary goes behind primary
its a 4 node cluster. 2 nodes in one location and two nodes in second location. There are AG configured on multiple instances across this cluster.Sometimes once in a week or twice the secondary...
View ArticleDomain independent sql availability groups on Azure VMs (multi-region)
Hello Group,As part of a POC, I am in the process of creating a domain-independent (or) AD detached cluster and then create a SQL availability group on Azure VMs (using windows 2016 & SQL...
View ArticleSQL service pack upgrade on fail over cluster with log shipping
Hello,We have 3 SQL servers with fail over cluster and two of them are configured with log shipping.Current Version: SQL Server 2012 Service Pack 3Upgrading to SQL Server 2012 Service Pack 4Server A -...
View Articleconnection syntax
Hi Team,What is the parameter name for applicationintent=readonly?:Connect server_name[\instance_name] [-l timeout] [-U user_name [-P password].Tried below syntax.but didnt work.:connect server_name -K...
View ArticleCluster failover question
I have a 4 node cluster. Server A1, Server A2 in one location and B1 and B2 in second location. They are windows failover clusters.Cloud witness is configured. There are two instances in first...
View ArticleReplication on Always On
I have configured Replication on Always On environment. Did failover, primary changed to secondary and secondary to primary.I am noticing that replication is still flowing from secondary replica only....
View ArticleApplication connection string using MultiSubnetFailover
the connection string variable MultiSubnetFailover should be design for always-onwhat about if I have a 4 node cluster , with multi-subnet. is it still faster the reconnection during failover ?
View ArticleEntityFramework Connections to SQL Server Distributed Availability Group Cluster
We recently built a Distributed Availability Group cluster. The cluster has three different availability groups within three different domains/region. One primary read/write listener and two other...
View Articlejobs disable in alwayson secondary
Hi,Allwayson availabillity group is configured on some dbs. Once the failover happens the primary becomes secondary and secondary becomes primary. we configured some same migration jobs in both...
View ArticleResolving status instead of making automatic failover
i have always on availability group which has three nodes and this AG support DTC .when the primary server service stopped the all database involved in this AG changed the status to resolving on all...
View ArticleAlways ON role is going offline continuously
Hi,Always ON role is going offline continuously.Please find the cluster events.Event id:1069Cluster resource 'AlwaysON' of type 'SQL Server Availability Group' in clustered role 'AlwaysON' failed....
View Articlesql server 2008 - failback not working as expected
Each month we run windowsupdate on a windows 2008 cluster running sql server 2008 r2 and sql server 2012. This will do the patching and then reboot the servers, and by default all the instances will...
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Upgrade to SQL Server 2016 Enterprise using Side by Side
Availability Group1 --Node-A synchronous Always ON to Node-B --Transaction DB Windows Cluster (WSFC) --- VIP-1Availability Group2 --- Node-C asynchronous Always ON to Node-D --- Reporting DB Windows...
View ArticleCDC on Asynchronous Secondary Replica
For the purposes of processing changed data, I would like to set up an asynchronous replica which has CDC enabled. The primary replica will not have CDC enabled to avoid any issues with CDC resource...
View ArticleHADR in SQL 2016
I would like to create a HADR using SQL FCI + AG on 3 nodes (2 node FCI in Primary site and 1 stand alone). Can i use secondary replica in DR as read only for backups and reporting? What would be the...
View ArticleAlwaysOn AG - 2 nodes - automatic fail-over
Hello:I am trying to setup an AOAG for a SharePoint 2019 farm using 2 SQL servers/instances. I have always setup SQL server fail-over clustering using Shared disk but I want to leverage AOAG. I have...
View ArticleRestore Alert
Hi Team,how to get alert for last restored T-Log for every 1 Hr? (kind of SQL Job)Because i am doing some testing, restoring T-Log for every 10 mins from one environment to another environment.
View ArticleFailover of AlwaysOn Groups Without Alerts
I have experienced a failover of my AlwaysOn groups. However I have alerts for failover set up and didn't receive any when this failover happened.I am also unable to see an indication of the failover...
View ArticleAlways on cluster issues
Hi,I've been having issues with my Always on cluster configuration which baffle me.The cluster consists of 4 SQL 2017 nodes:PrimarySecondary - synchronousTwo more secondary instances who are a-syncFrom...
View ArticleSQL Server Service Account trying to connect to Dedicated Admin...
We started getting Alerts: Could not connect because the maximum number of '1' dedicated administrator connections already exists. Before a new connection can be made, the existing dedicated...
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