Configuring Log and Cache Repositories

To protect Microsoft Entra ID tenant data and logs, you require the following repositories:

  • Cache repository that stores temporary cache files for log processing.
  • Primary log backup repository.
  • [Optional] Secondary backup repository that stores copies of backups.

By default, the backup server can perform the roles of cache and primary log backup repositories.

You can also configure other types of repositories to keep data in another location. The following types of repositories are supported for all repositories (the cache, primary and secondary repositories):

  • Direct attached storage: Microsoft Windows or Linux virtual or physical machines. For the cache repository only 64-bit versions are supported.

The following types of repositories are supported only for the primary and secondary log backup repositories:

Note

Veeam Backup for Microsoft Entra ID does not support using Veeam Cloud Connect repositories or multi-bucket repositories to store log backups. For more information, see the Veeam Cloud Connect Guide, section Cloud Repository and Veeam Backup & Replication User Guide, section Object Storage Repositories.

Page updated 11/5/2025

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