Datadog US1 incident
Host Tags, Service Checks, and Datadog Events Delayed Evaluation
Datadog US1 experienced a minor incident on September 29, 2025 affecting Metrics and Infra Monitoring and Monitors, lasting 1h 25m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Sep 29, 2025, 06:17 PM UTC
We’re currently investigating an issue causing delayed processing of host tag updates, Service Checks and Datadog Events, which may result in stale data appearing in the frontend. Our team is actively working to mitigate and fully resolve this. I’ll follow up as soon as the issue has been resolved. To prevent spurious alerts, we have temporarily disabled monitors based on this data.
- identified Sep 29, 2025, 06:20 PM UTC
The issue has been identified and a fix is being implemented.
- monitoring Sep 29, 2025, 07:36 PM UTC
Service Check and Datadog Events monitor evaluation has recovered and data is up-to-date. Host tag updates are still recovering and stale host tags may appear in the frontend.
- resolved Sep 29, 2025, 07:43 PM UTC
This incident has been resolved.