HA/DR refers to High Availability / Disaster Recovery, which is typically a suite of technologies provided by a database engine vendor with the aim of increasing availability of data stored in the database, and providing a fast method of return-to-service after a disaster.
Why would an availability group's number of worker threads in an HADR pool increase well beyond minimum usage of "typically, there are 3–10 shared threads" per replica? In one case we've observed ...
Running: SQL Server 2012, Windows Server 2008 R2 I want to test a backup by restoring onto an isolated server. The backup was taken from an Availability Group (HADR) configuration, but the target ...
We are starting to deploy Multi-Subnet HADR AlwaysOn clusters for our environment. Using MultiSubnetFailover=True in application connection strings works. However, SSMS connections require manual ...
I am trying to set up HADR to run on my DB2 10.5 DB2 servers. I believe I have followed the steps correctly, but I'm getting the following error: [db2insh1@rslvm20 OneView]$ db2 restore database ...
I was thinking if the AlwaysOn architecture in SQL Server 2012 can be leveraged somehow to create a replica for DEV and QA environment properly in addition to setting up HADR using the same ...
I have removed a High Availability Group, disabled the option in sql configuration manager and restarted and I have also removed the Failover cluster components from windows and restarted. ...
I have an environment here where I have 2 servers running DB2. One is the primary and the other one is standby. They replicate with HADR and failover is made automatically by TSA. What's the default ...