747efa5b_on_Windows_and_Exchange_Server__Requirement
[Component] Paging file size [Notes] The recommended page file size also accounts for the memory that’s needed to collect information if the operating system stops unexpectedly. On 64-bit operating systems, memory can be written as a dump file to the paging file. This file must reside on the boot volume of the server. For more information about the configuration options that are available for memory dump data, see Knowledge Base article 254649, Overview of memory dump file options for Windows Vista, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows XP, and Windows 2000. [Requirement] 
The page file size minimum and maximum must be set to physical RAM plus 10 MB
Exchange 2013 Configuration details | Repository of my experience on Windows and Exchange Server
Requirement