DataStax Astra incident
Elevated rates of Read Failure Exceptions for vector workloads
DataStax Astra experienced a major incident on May 21, 2025 affecting Astra Serverless DB, lasting 5h 13m. The incident has been resolved; the full update timeline is below.
Affected components
Astra Serverless DB
Update timeline
- identified May 21, 2025, 10:20 AM UTC
We have identified an issue that affects vector search and SAI queries, and we are working to mitigate and resolve the issue.
- monitoring May 21, 2025, 01:39 PM UTC
A fix has been implemented and we are monitoring the results.
- monitoring May 21, 2025, 02:52 PM UTC
We are continuing to monitor for any further issues.
- resolved May 21, 2025, 03:33 PM UTC
This incident has been resolved.