Fixes an issue that triggers elevated CPU or memory usage in noderunner.exe, failed content indexes, and database failovers in Exchange Server 2013 when Cumulative Update 10 or 11 is installed.

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To fix the issue, limit the amount of memory that the noderunner process can consume. Follow these steps on each Exchange server: Locate the Noderunner.exe.config file in the %ExchangeInstallPath%Bin\Search\Ceres\Runtime\1.0 folder.

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Fixes an issue in which parsing an attached document in an email message causes noderunner.exe to consume excessive CPU resources in Exchange Server 2013.

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