Non-Archive Storage

<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 repository.

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

<repository_folder_name>/CommonInfo

Contains the following directories and blob files:

• [Directory] RestorePoints. Contains information about available restore points for Microsoft Exchange.
• [Directory] WebRestorePoints. Contains information about available restore points for Microsoft SharePoint and OneDrive for Business.

Both directories keep a blob file that contains a list of available restore points. Each blob may store up to 100,000 records after which another blob file is created.

• [Blob file] Organizations. Contains a list of backed-up organizations.
• [Blob file] RepositoryConfig. Contains extended backup repository configuration such as the retention type and other auxiliary information.

<repository_folder_name>/CriticalDataBackup

Contains identical copies of the following blob files:

• [Blob file] Organizations. Contains a list of backed-up organizations.
• [Blob file] RepositoryConfig. Contains extended backup repository configuration such as the retention type and other auxiliary information.
• [Blob file] BackupKeys. Contains information about the encryption keys that you set during extension of a backup repository with object storage.

<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.

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

<repository_folder_name>/Organizations

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

Organizations/<organization_Id>

The <organization_Id> directory contains the following blob files:

• AccountMailbox. Contains information required to load the backup contents into the Veeam Explorer for Microsoft Exchange scope.
• AccountWeb. Contains information required to load the backup contents into the Veeam Explorer for Microsoft SharePoint scope.

<organization_Id>/Mailboxes/<mailbox_Id>

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

The <mailbox_Id> directory contains the following directories:

• Folders. Contains backed-up Exchange folders such as Inbox, Drafts, Sent Items, and other.
• FoldersHistory. Contains folder changes.

For example, you may have renamed a folder. In such a scenario, after the subsequent backup session, Veeam Backup for Microsoft 365 will update information about the renamed folders and save each new folder version to the FoldersHistory directory.

• ItemsChanges. Contains incremental backup data.
• ItemsData. Contains blob data of the backed-up Exchange messages.

For example, attachments are saved to this folder.

• ItemsPreview. Contains required data to load the backup contents into the Veeam Explorer for Microsoft Exchange scope.
• PostsPreview. Contains required data to load the backup contents into the Veeam Explorer for Microsoft Teams scope.

<organization_Id>/RestorePointObjects

Contains blob files with a list of objects (mailboxes, sites, and other) that were backed up by Veeam Backup for Microsoft 365 per a particular restore point at the specified point in time.

<organization_Id>/Sites

Contains a blob file with a list of backed-up SharePoint sites.

<organization_Id>/Teams

Contains the following directories:

• Accounts. Contains names and descriptions of all users included in all teams at the moment of the latest backup.
• <team_Id>. Contains backed-up Microsoft Teams data such as Channels, Tabs and Users.
• TeamHistorySnapshots. Contains blob files with team changes and information about team Applications at the specified point in time.
• TeamInfos. Contains blob files with unchanged information about teams.

<organization_Id>/WebData

Contains data that is required to restore SharePoint or OneDrive items.

<organization_Id>/WebBackups

Contains a list of SharePoint sites to be loaded into the Veeam Explorer for Microsoft SharePoint scope.

<organization_Id>/WebPreview

Contains backup dates of SharePoint sites.

Required for a snapshot-based retention policy.

<organization_Id>/Webs/<web_Id>

A set of folders that contain backed-up SharePoint sites and OneDrive Items.

The <web_Id> directory contains the following directories:

• Files. Contains files of the SharePoint site.
• Items. Contains items such as those located under the Subsites and Content folders for SharePoint, and users folders for OneDrive.
• Lists. Contains SharePoint lists.
• ListsData. Contains properties of ShrePoint lists.
• ListViews. Contains 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 Repository.