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13
votes
3answers
11k views

What can cause a mirroring session to timeout then failover? SQL Server 2005

We have two production SQL Servers running SQL Server 2005 SP4 with cumulative update 3. Both servers run on physical machines that are identical. DELL PowerEdge R815 with 4 x 12 core CPUs and 512GB ...
6
votes
2answers
3k views

Transaction Log maintenance on Mirror database

SQL Server Version: 2008 R2 Enterprise SP2 I am trying to get a handle on our SQL Server maintenance and I came across something I think is incorrect. We have a single production instance with 3 ...
1
vote
1answer
64 views

many Servers of SQL server 2012 needs mirroring

I have two SQL server 2012 instances and I want to configure mirroring between the 2 servers with database. My questions are: How can it automatically change host of one if the other one was dropped ...
6
votes
3answers
4k views

How can I inspect the security settings of a SQL Server Endpoint?

I am in the process of creating a TEST environment for our SQL Server development staff. In production we have 3 SQL Servers, SQL01 contains several databases that are mirrored to SQL02. SQL03 ...
3
votes
2answers
2k 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, ...
10
votes
2answers
885 views

If I fail over one database, do the others that share the same mirror endpoint fail over as well?

We have two databases setup for mirroring on a single SQL Server instance: a test database and a production database. Both get mirrored to another server using the exact same endpoints. If I go into ...
1
vote
1answer
41 views

many Servers of SQL server 2012 needs mirroring [duplicate]

I have now simply 2 SQL Server 2012. I want to configure database mirroring between the 2 servers. My questions are: How can it automatically change host of one if the other one was dropped ? Is ...