AWS Directory Service
Administration Guide (Version 1.0)

Limits for AWS Managed Microsoft AD

The following are the default limits for AWS Managed Microsoft AD. Each limit is per region unless otherwise noted.

AWS Managed Microsoft AD Limits

Resource Default Limit
AWS Managed Microsoft AD directories 10
Manual snapshots * 5 per AWS Managed Microsoft AD
Maximum number of domain controllers per directory 20

* The manual snapshot limit cannot be changed.

For information regarding application design and load distribution, see Programming Your Applications.

For storage and object limits, see the Comparison Table on the AWS Directory Service Pricing page.

Increase Your Limit

Perform the following steps to increase your limit for a region.

To request a limit increase for a region

  1. Go to the AWS Support Center page, sign in, if necessary, and click Open a new case.

  2. Under Regarding, select Service Limit Increase.

  3. Under Limit Type, select AWS Directory Service.

  4. Fill in all of the necessary fields in the form and click the button at the bottom of the page for your desired method of contact.

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