João Ribeiro

Exchange Server ;Office Communications Server and Windows Mobile / Phones

Information Store timeout detection in Exchange 2007 SP3

Exchange Server 2007 Service Pack 3 introduces a new feature that monitors the Information Store service for long running transactions. Transactions are now timed and if a transaction lasts longer than 60 seconds (hardcoded), it’s considered to be timed out. The transaction isn’t terminated; it’s just flagged as taking too long.

This monitoring has been added to help report on the health of the Information Store. There is a myriad of reasons for long running transactions. Some of these reasons are explained in Understanding the Performance Impact of High Item Counts and Restricted Views.


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João Ribeiro