Category Archives: Exchange 2010

Database Content index state crawling in Exchange 2010 DAG

We have received error that one of the database copies had been stuck in a status of “Crawling” for over a day. To rectify this problem, we did the following: 1. Log onto the affected server and open up services. … Continue reading

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How to Remove First or Default Exchange 2010 Database

I explain the steps of how to delete the first database. Let us check what we need to do before dismounting and removing the first database. First step is to move or remove following type of mailboxes from first database: … Continue reading

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Exchange 2010 ROI (Return Of Investment) Tool

I just came across a handy tool to calculate Return Of Investment (ROI) on Exchange deployment. Tool is developed by U-B Tech and available at free of cost to use. Use U-BTech’s Exchange 2010 ROI tool to compare the costs … Continue reading

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High memory usage in the W3wp.exe process

You may experience high memory usage in the W3wp.exe process when you run an ASP.NET 2.0 Web-based application that receives many requests from mobile devices Symptoms: If we create an ASP.NET 2.0 web-based application. The web-based application receives many requests … Continue reading

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Relocate current witness server to another machine

Naturally one of those CAS/HT servers also happened to be the File Share Witness for my two-member DAG. Whoops! Now Our DAG displays a warning when I check the health of it. Fortunately we can resolve the problem by specifying … Continue reading

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Frequency of Directory Synchronization between On premises Exchange and Exchange online

By default the Directory Synchronization runs every 3 hours.  If you want to increase or decrease the frequency you will need to modify the following file: C:\program files\Microsoft Online Directory Sync\Microsoft.Online.DirSync.Scheduler.exe.Config Just open with notepad along with “RunAs” Administrator permission … Continue reading

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To Find the Mailbox Database White Space in Exchange 2010

Normally in previous version we can find it through Application Event log for event id 1221, the event information will tell you how much white space\free space that particular DB has after the last online defrag. But in Exchange 2010, … Continue reading

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