I'm not sure how MirrorView works, but I'd imagine it is similar to SR/DR. With SR/DF, the second array has the LUNs locked and can only receive the replicated...

I have checked one of our A/A clusters and it displays the same behaviour. A quick google provides the following from MVP Tara Kizer

http://www.sqlteam.com/forums/topic.asp?TOPIC_ID=124857&#489961

Ignore the status of services in...

Hi SQLMonkey,

From a scalability point of view, single node clusters are very helpful. We deploy a number of our SQL systems on single node clusters so that we can...

Paul White (4/27/2009)

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andrew.hatfield (4/27/2009)

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Generally, you virtualise a number of systems in a cluster / farm. So you would benefit from a number of systems reducing from one physical server...

Sometimes you just can't win 🙂

Paul White (4/27/2009)

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andrew.hatfield (4/27/2009)

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Looking at your example and highlighting that it...

Sorry, I missed the last bit in my reply.

Generally, you virtualise a number...

Hi Paul,

I've also worked for large organisations, but that's not the point. By definition those success stories are based on experience.

Looking at your example and highlighting that it is...

Here are some links regarding databases on VMWare

SQL Server Performance in a VMWare Infrastructure 3 Environment (VMWare and HP)

www.vmware.com/files/pdf/SQLServerWorkloads.pdf

VMWare and Dell Whitepaper http://www.vmware.com/pdf/SQL_Server_consolidation.pdf

Virtualised SQL Server Performance: Scalable and Reliable http://blogs.vmware.com/performance/2008/11/database-worklo.html

Customer...

Hi Paul,

With respect, I disagree. As I said, it depends on your workload. Not all systems are candidates for virtualisation. Often, large footprint systems are inappropriate. ...

That's a bit of a generalisation - all virtualisation = bad and all san = bad.

It depends on the workload of the environment, it's CPU and Memory footprint as well...

First off, remember that HA is not DR. Microsoft Clustering provides a HA solution, not a DR solution.

It also depends on what you classify a disaster and what your...

Remember that every account must have at least one primary group. If you...

Remember that every account must have at least one primary group. If you...

This Microsoft KB article may help http://support.microsoft.com/default.aspx?scid=kb;en-us;811889

Each service should run under its own account with only the privileges it requires to run.

SQL...