Alwayson secondary replica database in reverting/in recovery state
We have a SQL Server 2016 two node alwayson group, when we do a failover, the new secondary database changed to reverting/ in recovery state, this is understandable since there are long transactions...
View ArticleTransaction rollback hanging from past two months(MSSQL 2016)
I executed a query using SQLCMD on 2019-01-30, and the query caused ldf file to bloat exponentially and it became 2TB in size(2,216,539,357 rows), then my MSSQL started rollback of transaction at...
View ArticleRecovery Pending State in SQL Server Database
Hi, everyone, I am using SQL server 2016, I am facing recovery pending state in SQL server database problem. Can anyone tell how to fix this issue? Or if someone can explain what is the difference...
View ArticleMs-SQL differential backups using VSS writer
We have some queries regarding Differential backup and restore of MSSQL using its VSS writer.During backup my application first take full backup, which backup both database and log transaction files...
View ArticleVSS Differential backup returns complete range instead of changed ranges for...
Hi All,I was consuming SQL VSS writer api's to take SQL Database backups in my org. I am successfully able to do Full backup using VSS service but when i am taking differential backup, VSS Service...
View Articlequestion on adding/removing Node from SQL 2016 Alwayson cluster
Hello, we have a Production SQL 2016 Alwayson cluster with 2 nodes in one datacenter1 & 1 node in a DR site. The secondary passive node in datacenter1 is having issues. So we are planning to remove...
View ArticleDisaster Recovery Steps for complete loss of servers and data.
What are the steps or where is the Microsoft documents that provide steps to recover a "AlwaysOn" SQL database when the 2 underlying servers are no longer available. Let's say the scenario is 1...
View ArticleRestoring SQL Cluster as standalone server
Hi,We recently moved to a new DR system which allows us to spin up our SQL servers in a private cloud. As such when the server is restored it doesn't have access to cluster disks etc., the disks are...
View ArticleAlways on ReadOnly routing from client without AD DNS
Hi there,I've created a SQL 2017 AlwaysOn multi-subnet AG. I've been really impress how easy it's been to set up and how well it works. From a server on the same Active Directory I can test the...
View Articlecalculating the size required for backup of database
Hi, How to calculate the size required to take backup of a database in mssql 2000.the results returned by sp_spaceused differ too much from the actual size taken on the disk. Thanks in advance
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Multi Instance with different port AlwaysOn 2016
Hi all,I'm configuring a multi instance Always On Availability group with SQL 2016 Enterprise.I have two server DB-01 and DB-02I successfully configure AlwaysOn with DAG in default Instance. All works...
View Articleread-only routing with single application connection
Good day colleagues,My application supports a single database connection and in the app console I can produce reports. If I include the app database in an AlwaysOn availability group with a read-intent...
View ArticleSQL Server replication distribution databases - Supported versions
Hi For SQL Server replication distribution databases in an Always On availability group (AG). We're trying to confirm if the limitation "All SQL Server instances hosting distribution database...
View ArticleSQL 2017 std maintenance plan and Availability group question
I have 3 x 2017 SQL std licenses and trying to have some redundancy in our small business environment. I understand i'm limited with the std licensing. But have a few questions, I want to do hourly...
View ArticleHA available options when combining Always on with and without SQL Failover...
I have two queries on achieving HA using Always on with and without SQL FCI.1.When combining SQL Failover cluster instance (FCI) or Always On Failover Cluster Instances with Always On (SYNCHRONOUS...
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...
View ArticleAutomatic Seeding Failures
HiWe are running a two Server Always On HADR system with enabled Automatic Seeding. Both SQL Servers are Microsoft SQL Server Enterprise (64-bit) with Build 14.0.3029.16 and both are running on Windows...
View ArticleProduction database log file is getting increased rapidly.
Hi Guys,I am facing issue on production environment available onazure(VM). The database server is (SQL Server 2016 EE on Windows Server 2012R2 DC) inHA-AlwaysOn& on the same environment, one...
View ArticleReplace a NIC on secondary replica in AlwaysOn
Hi all<o:p></o:p>Hoping I can get some assistance from the AlwaysOn/clustering gurus out there! We have a SQL 2016 availability group (asynchronous) which consists of a primary and...
View ArticleSQL 2014: AlwaysOn Replica status shows unknown
We have installed with SQL server 2014 SP2 with 2 node AlwaysOn, SQLAAG1 and SQLAAG2. Replica (Secondary) node shows "unknown". As I am aware on 2012 we have this issue and MS has provided CU. Request...
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