Amplitude experienced a minor incident on July 23, 2025 affecting Data Processing and Event Streaming and 1 more component, lasting 8h 35m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Jul 23, 2025, 03:24 PM UTC
Our data processing systems are delayed for up to 40 minutes so far. This incident started at 7:40am PDT. Current status: a) Our ingestion systems are working as expected and no data is lost. Our processing systems are not processing newly ingested data. c) Impacted customers will see delayed metrics for the last 40 minutes. We are investigating the issue and will post an update in an hour or earlier if we identify the issue.
- identified Jul 23, 2025, 03:53 PM UTC
The issue has been identified and a fix is being implemented.
- monitoring Jul 23, 2025, 05:48 PM UTC
The root cause has been resolved. We’re actively monitoring and tuning data processing to catch up on the lag.
- monitoring Jul 23, 2025, 08:13 PM UTC
Data process has full caught up. Streaming and Export are still catching up.
- monitoring Jul 23, 2025, 09:09 PM UTC
We are continuing to monitor for any further issues.
- monitoring Jul 23, 2025, 11:29 PM UTC
Our data processing systems are fully recovered.
- resolved Jul 24, 2025, 12:00 AM UTC
The lags are fully resolved now. Appreciate your patience!