- You want to purge the dumpster in a mailbox to try to resolve performance issues in Microsoft Office 365 Dedicated and ITAR.
- The mailbox is on litigation hold.
Note You must be a member of the Discovery Management role-based access control (RBAC) role groups. For more information about RBAC role groups, see the listed articles in the "Self-Service Administration" section of the following Office 365 website:
- Remove the litigation hold from the mailbox. To do this, run the following cmdlet in the Exchange Management Shell:
Set-Mailbox –Identity User@Domain.com -LitigationHoldEnabled:$False
- Set the value of the RetainDeletedItemsFor parameter on the mailbox. The RetainDeletedItemsFor parameter specifies the length of time during which to keep deleted items. To specify a value, enter it as a time span. The format for the time span is as follows: dd.hh:mm:ssIn this format, "d" represents days, "h" represents hours, "m" represents minutes, and "s" represents seconds.
For example, to specify the value as one week, run the following cmdlet in the Exchange Management Shell:
Set-Mailbox –Identity User@Domain.com -RetainDeletedItemsFor 7:00:00:00
- Run the managed folder assistant for the mailbox. To do this, run the following cmdlet in the Exchange Management Shell:Generally, the managed folder assistant runs one time per day for all mailboxes on a server. This command submits an immediate request to process a single mailbox. Depending on the mailbox, it may take the managed folder assistant a while to process the mailbox. Wait a day before you escalate this case to Microsoft Online Service Support.
Start-ManagedFolderAssistant –Identity User@Domain.com
- Restore the user to the litigation hold. To do this, run the following cmdlet in the Exchange Management Shell:
Set-Mailbox –Identity User@Domain.com -LitigationHoldEnabled:$True
Article ID: 2904857 - Last Review: Jul 14, 2015 - Revision: 1