Failover of Distributed AG not happening after upgrade from SQL 2016 to SQL 2017
Hi,I am in a weird situation. I have a Distributed AG setup between London and Flint servers(2 London and 2 Flint). London is the global primary and Flint is the global secondary). I did the rolling...
View ArticleAlwayson Error/information in errorlog
Hi All,I found lots of information re AlwaysOn Availability group in errorlog, so complain from end user yet, although those are information only, but I don't see why the database is trying to change...
View ArticleManual failover between forwarder and secondary replica fails after upgrading...
Hi,I am in a weird situation. I have a Distributed AG setup between London and Flint servers(2 London and 2 Flint). London is the global primary and Flint is the global secondary). I did the rolling...
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 ArticleDoes Distributed AG need windows clustering
Hi, Simple question - Does distributed AG need windows clustering?------From...
View ArticleWhere can you view if CREATE ANY DATABASE permission has been granted to...
We're attempting to create a validation step that ensures AutoSeeding will work as intended. I'm looking for the place I can query to determine if the below permission is in place for the Availability...
View ArticleRead only routing
Hi guys,We have a 2 node's SQL 2016 AG, I have confiure the Read-only route and put both SQL servers in Readable secondary.My understaing is that all of the select statements should go through the...
View ArticleRe-configuring network hardware in SQL Cluster and High Availability Cluster
Hello All,This is a backup/cluster/SQL resource question. My expertise is in general server administration and backups. I understand enough about SQL to give the appearance I know what I'm talking...
View ArticleMssql Failover cluster instane is failing with error ' SQL Server crashed...
I tried to setup mssql fail over cluster using the below document. https://docs.microsoft.com/en-us/sql/linux/sql-server-linux-shared-disk-cluster-configure?view=sql-server-2017 Before starting cluster...
View ArticleFailover when cpu usage is greater than 60%
Is there a way to force failover when the cpu usage of primary database server is more than, say 60% or any value?
View ArticleSQL Server 2017 Fail-over Cluster License
Good day!I have an SQL Server Failover Cluster Setup (2 nodes). When I installed SQL Server 2017, I used enterprise evaluation first. And then I clustered the SQL Servers. My problem now is I want to...
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Always on add database to always on group failed with database encripted
Hi Expert I am adding the DB to Always on AG group and ended up with following error. The Db ascertificate information as well . Any expert Idea to add. SQL version is 2016 SP1 CU7 . On Wizard the...
View ArticleAvailability groups or failover instance for small company
We have one SQL 2016 standard server running on one physical server. The database is crucial for our business and any downtime is unwanted. That’s why we planning to add an additional server for...
View ArticleWant to Build SQL Server 2016 with Active /Active Mode using Always On Feature
Hi All,Good Day!!!,We wanted some clarification and reference links about SQL Server 2016 HA with Active/Active model using Always On or any other mode.Recently we build SQL Server 2014 in AG but with...
View ArticleAlwayson - Flow Control and Synchronous replica
Please let me know if I have Primary and secondary replica in sync mode and Secondary went into Flow control because of overusage of resources, what impact will be on going transactions.. will they...
View ArticleUnable to delete,truncate,alter,rename table
Hi ,Unable to delete,truncate,alter and rename the table since dml changes are working fine.Seems only dml statements are working whereas ddl is working.
View ArticleAlwaysOn with SQL Standard Licence data integrity?
Hi everyone, I was reading the limitations of creating a basic always on availability group with SQL Standard Edition, and there is one that got me thinking.No integrity checks on secondary...
View ArticleHow to remove secondary IP address from Listener
We are preparing a DR test scenario and went to remove an IP address from the DR subnet from the listener and add/delete buttons are greyed out. We tried with SA, Service Account, DBA accounts, no...
View ArticleAdd a database in two availability groups
Can we add a database in two availability groups?
View ArticleAlways on SPN
which FQDN should be register for SQL alwayson ?the computer name + instance nameor the Alwayson group virtual name ?
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