Understanding the Performance Impact of High Item Counts and Restricted Views - The Diigo Meta page

• 08 Mar 13
  

  karnox999
  • critical path folders and restricted view request
  • when you use Microsoft Office Outlook running in online mode, Outlook in cached mode with delegate access, and Outlook Web Access.
  • The critical path folders are the Calendar, Contacts, Inbox, and Sent Items folders
  • special folder known as a MessageFolder Table (MsgFolder)
  • time that is required to manage the update to each of the search folders. When a change occurs on the original folder,
  • The second issue encountered is the creation of the restricted search folders. Creating a restricted search folder requires a full pass of the original folder to extract individual items
  • The time that is required to create the restricted search folder is proportional to the number of items in the regular folder. As the number of items in a folder increases, the probability that those items will be located on adjacent disk sectors is greatly reduced. This results in a significant increase in random disk I/O
  • Exchange 2000 Server, Exchange Server 2003, and Exchange Server 2007,
  • The default maximum number is 11,
  • lifetime for the search folder is 40 days
  • As mentioned earlier, this requires a full pass of the regular MsgFolder table
  • act of applying a view to a folder creates search folders in the store
  • To illustrate the issue,

  11 more annotations...

• 30 Jun 08
  

  Evans Thompson

  outlook office exchange reference sysadmin

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