Some AWS us-east-1 free tier (M0 instance size) clusters in degraded state

Incident Report for MongoDB Cloud

Resolved

This incident has been resolved.
Posted Aug 19, 2025 - 00:25 UTC

Monitoring

Impacted free tier M0 AWS us-east-1 clusters are now healthy. Customers that attempted an upgrade of their M0 cluster to a dedicated instance tier can now retry their request.
Posted Aug 18, 2025 - 23:31 UTC

Update

We continue to work on a fix for the impacted M0 clusters. No additional AWS us-east-1 M0 clusters have been impacted since the original post.
Posted Aug 18, 2025 - 19:38 UTC

Update

We continue to work on a fix for impacted M0 clusters.
Posted Aug 18, 2025 - 12:46 UTC

Identified

We've identified the issue causing some AWS us-east-1 free tier M0 clusters to be in a degraded state. The team is working on a fix.
Posted Aug 18, 2025 - 07:53 UTC

Investigating

We're investigating an issue impacting some AWS us-east-1 free tier (M0 instance size) clusters. These clusters are experiencing connection issues and a failure to upgrade to dedicated instance sizes. This issue impacts <1% of AWS us-east-1 M0 clusters.
Posted Aug 18, 2025 - 07:27 UTC
This incident affected: MongoDB Cloud.