Understanding and preparing for the 2011 Russian Daylight Savings Time Change

Most of you are probably aware of the issues around countries changing Daylight Saving Time (DST). Because these changes tend to come after the time zones were coded in Microsoft products, a lot of thought and work has been done both at Microsoft and customer sites to keep things running smoothly.  For instance we have…

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Why you might want to consider installing Exchange 2010 SP1 RU5 now

As many of you are probably aware, the Exchange Team has released Update Rollup 5 for Exchange 2010 SP1 otherwise known as “Exchange 2010 SP1 RU5”.  Because of the history of the latest rollups that have been released, many have decided to wait and not deploy this rollup at this time.  While that is certainly…

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Maximum Recipients Per Message and Exceptions

While this is documented very well on TechNet, it sometimes takes a some time to find and memory usually fails us when the question of precedence comes up. I figured documenting it here would help some readers. The classic question of how to handle message size limits comes up very often and ever changing technology…

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ALERT: Exchange 2010 SP1 RU4 Removed from Download Center

This is just to let you know that we strongly recommend that you read the latest information at the Exchange Team Blog here if you have installed Exchange 2010 SP1 RU4. In short, there are scenarios where folders moved or copied from one location to another using Outlook may end up in the Recoverable Items…

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SharePoint 2007: “Could not load file or assembly ‘NewWebPart’ or one of its dependencies. Access is denied.”

I ran into this error yesterday, while trying to create a test web part for a client. I tried various fixes, including (but not limited to): Placing my DLL into the GAC; Checking what else my assembly might be referencing; Changing the security rights on the “Temporary ASP.NET Files” folder; Viewing the assembly bindings using…

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“When You Get a PFE… You Don’t Get a Person, You Get a Team.”

Our organization has been hiring like crazy, so we have been conducting a lot of interviews. One thing that we hear a lot is: “I think I know what a PFE is, but what does a Dedicated Support Engineer (DSE) do?” We recently received this submission for a blog post that explains what one of…

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How to Reduce the Performance Impact of a Site Recovery

In SCCM, management points can get flooded with policy requests after a disaster recovery. This can especially impact native mode sites. While most mixed- mode customers never notice the impact, native mode uses HTTPS communication, which is much more resource expensive than HTTP communication. When a site recovery is done, the LastSafeTime value is updated…

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“These are not the Public Folders you are looking for…”

I was helping a customer review their infrastructure when we started looking at an error they were getting when accessing public folders. When we were looking at the details, on an Exchange 2010 server we ran the command Get-PublicFolderStatistics –Identity “PublicFolderName”. The command unexpectedly returned the error: Couldn’t find public folder "\PublicFolderName" on server "ServerName.contoso.com"….


Extra Logical Reads Are Not So Logical

When normalizing a database, foreign keys are commonly created in order to maintain data integrity between the parent and child tables. Oftentimes, however, the foreign key columns are overlooked when it comes to proper indexing strategy. Using the Adventureworks2008R2 sample database, available at http://msftdbprodsamples.codeplex.com/, let’s look at what happens when a join is performed on…