Data Processing Delays
Apr 29, 08:15 UTCApr 29, 14:33 UTC
Duration
6h 18m
Impact
Minor
Root cause
Not disclosed
Amplitude, 90 days
24 incidents
Affected
Evaluation APIData ProcessingCohort ExportAmazon Web ServicesExperiment - Evaluation APIData - Data ProcessingData - Cohort Export
Final update
This incident has been resolved.
Timeline
- Resolved · Apr 29, 14:33 UTC
This incident has been resolved.
- Monitoring · Apr 29, 09:54 UTC
The issue has been resolved.
- Monitoring · Apr 29, 09:10 UTC
We are continuing to monitor for any further issues.
- Monitoring · Apr 29, 08:59 UTC
We are continuing to monitor for any further issues.
- Monitoring · Apr 29, 08:39 UTC
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.
- Identified · Apr 29, 08:30 UTC
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.
- Identified · Apr 29, 08:20 UTC
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.
- Investigating · Apr 29, 08:15 UTC
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.
More from Amplitude
Full history| Started | Incident | Impact | Duration |
|---|---|---|---|
| Sep 2419:47 UTC | Export Destinations data delivery issue | minor | 1h 34m |
| Sep 2308:02 UTC | Export Destinations data delivery issue | major | 6h 5m |
| Sep 2218:49 UTC | Snowflake Data Share export delivery issue | major | 6h 4m |
| Sep 1720:05 UTC | Realtime Data Pipeline Delay | minor | 1h 11m |
| Sep 1100:19 UTC | S3 export delivery permissions - Resolved | none | 0m |
| Sep 1003:07 UTC | We are actively investigating an issue with our realtime ingestion pipelines. | minor | 54m |
Sources: vendors' own status pages, published postmortems and SEC 8-K Item 1.05 filings, read daily. Times as reported. Logos via logo.dev; trademarks belong to their owners.