3
votes
2answers
74 views

SQL Server Database Mirroring is going to die. How can I guarantee high availability now?

The Database Mirroring feature of SQL Server is going to die: This feature will be removed in a future version of Microsoft SQL Server. Avoid using this feature in new development work, and plan ...
0
votes
0answers
50 views

TempDB causing high IO writes - dependent on server's max memory setting [duplicate]

I have a mirrored SQL Server 2012 database. The first server has a hugh tempdb write IO load when the maximum memory limit is set above 8192 mb. These 8192 where the original setting for both the ...
2
votes
2answers
71 views

Should I pause Mirroring and stop SQL Server services before running windows updates?

I am running Windows update on my SQL Servers (which are in a Principal-Mirror partnership, in High Safety mode). I am starting with updating the mirror and I was wondering, to increase safety, ...
0
votes
0answers
165 views

SQL Server: Principal DB becomes unavailable after problem with mirror DB, even with Set Partner Safety Off?

We've got a very simple mirroring setup here: just a principal DB and mirror DB, no witness, running in high-performance mode with SET PARTNER SAFETY OFF. This problem has happened to us twice now: ...
4
votes
1answer
262 views

Mirroring in SQL Server 2012

I have been trying to learn to do this. I've got newly installed Win 2008 R2 machines, in a workgroup, in the same subnet, and of course SQL Server 2012. I allowed login with SQL Server ...
3
votes
1answer
1k views

Version of Witness Server for mirroring SQL 2012

Can I use SQL 2008 R2 as a Witness Server for 2 instances of SQL 2012 Servers being mirrored?