Data Processing Delays

Incident Report for Amplitude

Resolved

This incident has been resolved.
Posted Apr 29, 2026 - 07:33 PDT

Update

The issue has been resolved.
Posted Apr 29, 2026 - 02:54 PDT

Update

We are continuing to monitor for any further issues.
Posted Apr 29, 2026 - 02:10 PDT

Update

We are continuing to monitor for any further issues.
Posted Apr 29, 2026 - 01:59 PDT

Monitoring

AWS and Amplitude has mitigated the issue and are seeing recovery on impacted services. We will continue to monitor the status and provide an update within the next hour, or sooner if new information becomes available.
Posted Apr 29, 2026 - 01:39 PDT

Update

AWS has identified the issue and is actively working on a resolution. We will provide an update within the next hour, or sooner if new information becomes available.
Posted Apr 29, 2026 - 01:30 PDT

Identified

Our data processing systems are delayed. This incident started at 2026-04-29 12:20 AM PT.

Current status:
a) Our ingestion systems are working as expected and no data is lost. Our processing systems are not processing newly ingested data.
b) Impacted customers will see delayed metrics for the last 1 hour.
c) Experiment evaluation API is experiencing higher latencies.
d) Cohort syncs to all 3rd party destinations is experiencing higher latencies.

We've identified the issue and are working closely with our cloud provider to mitigate it. We will provide an update within the next hour, or sooner if new information becomes available.
Posted Apr 29, 2026 - 01:20 PDT

Investigating

Our data processing systems are delayed. This incident started at 2026-04-29 12:20 AM PT.

Current status:
a) Our ingestion systems are working as expected and no data is lost. Our processing systems are not processing newly ingested data.
b) Impacted customers will see delayed metrics for the last 1 hour.
c) Experiment evaluation API is experiencing higher latencies.
d) Cohort syncs to all 3rd party destinations is experiencing higher latencies.

We've identified the issue and are working closely with our cloud provider to mitigate it. We will provide an update within the next hour, or sooner if new information becomes available.
Posted Apr 29, 2026 - 01:15 PDT
This incident affected: Experiment (Evaluation API), Data (Data Processing, Cohort Export), and Amazon Web Services.