AWS Cluster DNS Changes Degraded Performance

Summary

AWS Cluster DNS Changes Degraded Performance

DNS updates for ACME are confirmed healthy. Cluster updates are now proceeding as expected.

• Started

  May 7, 2026 · 3:17 PM

• Resolved

  May 7, 2026 · 10:15 PM

• Duration

  6h 57m

• Severity

  Major

• ◆

  Identified

  May 7 · 3:17 PM MongoDB Atlas

  DNS changes for AWS clusters are currently degraded. We've identified the issue and are pushing out a patch.

• ◆

  Identified

  May 7 · 3:20 PM MongoDB Atlas

  DNS changes for AWS clusters are currently degraded. Cluster topology modifications may be delayed or not able to complete successfully. We've identified the issue and are pushing out a patch.

• ◆

  Identified

  May 7 · 4:58 PM MongoDB Atlas

  Mitigation is in progress; recovery for DNS operations and downstream cluster topology changes has begun.

• ◐

  Investigating

  May 7 · 5:50 PM MongoDB Atlas

  We are still seeing cases where new cluster update requests are failing to go through due to ACME related DNS issues. We are actively investigating this issue.

• ◉

  Monitoring

  May 7 · 7:47 PM MongoDB Atlas

  We've identified a bad piece of metadata causing DNS issues. We've since patched this metadata and are seeing recovery in ACME updates for cluster topology changes. We will continue to monitor recovery.

• ◉

  Monitoring

  May 7 · 7:47 PM MongoDB Atlas

  We are continuing to monitor for any further issues.

• ✓

  Resolved

  May 7 · 10:15 PM MongoDB Atlas

  DNS updates for ACME are confirmed healthy. Cluster updates are now proceeding as expected.