SQL Alwayson Question
Hello,i have setup an SQL 2016 AlwaysOn.My databases are in sync and when i manually move to secondary node or even i do a reboot my databases are online to the secondary,working as expected.My main...
View ArticleCSV over MPIO or Virtual Fiber Channel ?
Hello Experts,Appreciate advice on configuring SQL clusters 2016 in a virtual environment.i am comparing performance and limitations between CSV over MPIO or Virtual Fiber Channel for SQL Storage DB...
View ArticleIS_CLUSTERED not showing Clustered Instance in "sys.dm_server_services"
Hi,I have a many clustered instances installed on a Windows Server 2012 Failover Cluster. For my SQL 2016 instances and some SQL 2012 instances, the IS_CLUSTERED and CLUSTER_NODENAME from the dmv...
View ArticleAlways on Availability Group Listener
Hi,My SCOM is not able to listen the Always on listener everything is configured.
View ArticleAfter removing the secondary replica from the availability group, Database...
We have Always on availability group configuration with 2 nodes/replicaWhen i am removing the secondary replica from availability group, the data base has become in-accessible and showing resolving...
View ArticleSQL AG script deleting DB's Automatically
Hi All:We are in the process of creating our own scripts, when ever the application creates new database, the DB will be add to Alwayson group and its working fine for us.Today, we are planning to add...
View ArticleAlways on strategy across data centers
I have an application that needs to have two instances installed, one in each of our remote data centers. Both application servers will expect to point to a common listener and will manage the database...
View ArticleSQL Server AlwaysON - SQL 2016
HiWe have 2 node-cluster in each datacenter (HA) and then have geo-red fail-over to the other site. The Always ON was recommended by our customer. But can we have alternate solution in place of Always...
View ArticleSql Server AG and FCI query
Hi there,We have a web application working fine with sql server 2008 - 2016 but want to know if we need to change anything on the web application side to if we want to get web application work Sql...
View ArticleHA cluster and AG
HI,What is the benefit of having AG rather than having cluster Thanks
View ArticleSQL Server Always On Cluster
Hi, I am going to create a AlwaysOn Cluster with 4 nodes (2 nodes A & B in one data center and another 2 nodes C & D in another data center). Here A will be Primary Active Node, B will be sync...
View ArticleSQL Always ON
Hi SQL Version: SQL 2017 Ent edition I have 4 VM's (VM1 Prod DB and VM2,VM3,VM4 replica of Prod that is HA/DR DB servers). - VM1, VM2 are hosted on DC1 and VM3, VM4 are hosted on DC2. - VM1 and VM2 are...
View Article1 DNS A record, 2 ip addresses and 2 servers windows cluster for Always on SQL
so 1 DNS = SQLDNS1 IP 10.10.10.1/302 IP 10.10.10.2/30So this is my war at work. They have SQL always on set up, ip 1 & 2 are set up as active and stand-by but pointing to same dns A record. It...
View ArticleSQL LICENSE
HI,If I have connection string using a local user account in sql and connected to the db , If I am going for user license , how many user licenses are required Thanks
View ArticleAlwayson AG failover mean gaceful failover
Hi ExpertWe have 2016 R2 EE Alwayson and some clarification on fail over AG. We have async and sync setupQ1. When we execute following command does it mean it does graceful failover or not. The...
View ArticleAlways on Availability Group
I have two SQL nodes where AG is configured and two SCOM machines when i provide listener name it goes ok! but when i check that i can connect with my DB the folder does not show up it shows local...
View ArticleAlwaysOn Best configuration to do
Hello,I have installed on a sandbox an AlwaysOn Cluster. However, as it is a first time, I am not sure about my configuration and have some question. Our infrastructure is a stretch cluster on 2 sites...
View ArticleTwo AlwaysOn AG clusters: 2014 and 2017
Just starting to think about migrating 2014 AG cluster to 2017. 2014 cluaster is the classic 2 HA node + 1 DR node. We need to maintain the 2014 because it's hosting apps. We want to introduce a...
View ArticlePowershell Script to Install SQL server 2016 Service pack on Always-on and...
Hi Friends,I am new to PowerShell we have 300+ SQL database servers and we have to install latest service pack\CU for every 3 months for all servers including production, pre-prod and dev\test as well...
View ArticleClustered role 'xxxx-AG' has exceeded its failover threshold
I am getting the following error in cluster manager. I have an AG listener but it will not start in cluster managerLog Name: System Source: Microsoft-Windows-FailoverClustering Date:...
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