Storage for Backup Copies

The following table lists the structure that is created and maintained by Veeam Backup for Microsoft 365 in object storage where you create an instance of your backups using backup copy. You can use any supported object storage for this purpose. For more information, see Object Storage.

Directory

Description

<bucket_name/container_name>

A bucket or container name.

Buckets and containers must be created in advance using the cloud provider tools. Veeam Backup for Microsoft 365 does not support creating new buckets or containers.

<bucket_name/container_name>/Veeam/Backup365/

A set of mandatory folders created by Veeam Backup for Microsoft 365.

<repository_folder_name>

A repository folder that you create when adding a new object storage.

For more information on how to add a new object storage, see Adding Object Storage.

<repository_folder_name>/CommonInfo

Contains the following blob files:

  • [Blob file] StorageStatistics. Contains information on used space in object storage per organization.
  • [Blob file] RepositoryConfig. Contains extended backup repository configuration such as the retention type and other auxiliary information, as well as version of the blob file.

<repository_folder_name>/CriticalDataBackup

Contains identical copies of the following blob files:

  • [Blob file] RepositoryConfig. Contains extended backup repository configuration such as the retention type and other auxiliary information, as well as version of the blob file.
  • [Blob file] BackupKeys. Contains information about the encryption keys that you set during extension of a backup repository with object storage, as well as version of the blob file.

<repository_folder_name>/DataRetrievalsMetadata

Contains information about backed-up data retrievals.

<repository_folder_name>/Encryption

Contains the BackupKeys blob file that holds information about the encryption keys that you set during extension of a backup repository with object storage, as well as version of the blob file.

For more information on how to extend a backup repository with object storage, see Specify Object Storage.

<repository_folder_name>/OrganizationInfos

Contains blob files with the information about archived Microsoft organizations.

<repository_folder_name>/Organizations

The root folder that contains archived Microsoft organizations. Each organization is kept in its own folder with a unique identification number.

<organization_Id>/AccountMailboxes

Contains blob files with the information about account mailboxes.

<organization_Id>/CopyObjects

Contains dates of the latest attempt of saving backed-up data of objects per object.

<organization_Id>/Mailboxes/<mailbox_Id>

The Mailboxes directory contains archived Exchange mailboxes. Each mailbox is saved under a unique identification number to the <mailbox_Id> directory.

The <mailbox_Id> directory contains the following directories:

  • Messages. Contains archived Exchange data.
  • Folders. Contains a snapshot of Exchange folders at the specified point in time.

<organization_Id>/MailboxInfos

Contains blob files with the information about archived Exchange mailboxes.

<organization_Id>/RestorePoints

Contains blob files with the information about restore points created by Veeam Backup for Microsoft 365 and a list of restore point objects per restore point.

<organization_Id>/Retrievals

Contains blob files with the information about backed-up data that was retrieved.

<organization_Id>/SiteInfo

Contains blob files with the information about archived SharePoint sites.

<organization_Id>/Sites

Contains a blob file with a list of archived SharePoint sites.

<organization_Id>/TeamInfos

Contains blob files with the unchanged information about teams.

<organization_Id>/Teams

Contains the following directories:

  • Accounts. Contains names and descriptions of all users included in all teams.
  • <team_Id>. Contains archived Microsoft Teams data such as Channels, Tabs, Applications and UsersMembership.

<organization_Id>/WebRestorePoints

Contains information on how web objects were backed up per restore point.

<organization_Id>/Webs/<web_Id>

A set of folders that contain archived SharePoint sites and OneDrive Items.

The <web_Id> directory contains the following directories:

  • Files. Contains archived files of the SharePoint site.
  • WebParts. Contains Web Parts of SharePoint sites.
  • Items. Contains archived items such as those located under the Subsites and Content folders for SharePoint, and users folders for OneDrive.
  • Lists. Contains archived SharePoint lists.
  • ListViews. Contains archived SharePoint list views.

<repository_folder_name>/RepositoryLock

Contains a lock file that tells that this storage is already an extension to a backup repository.

Object storage can only be owned by one owner (a backup repository) at a time.

For more information on how to extend a backup repository with object storage, see Specify Object Storage.

Archive Object Storage Structure