Sigma Computing experienced a minor incident on January 27, 2023 affecting Sigma - GCP (US) and Sigma - AWS (US), lasting 3h 44m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Jan 27, 2023, 08:59 PM UTC
Users with BigQuery Connections are experiencing long query times and timeouts. We are aware of the issue and actively working to mitigate it.
- investigating Jan 27, 2023, 09:14 PM UTC
We are continuing to investigate this issue.
- investigating Jan 27, 2023, 10:02 PM UTC
Monitoring: mitigations have been deployed and we are seeing improved performance in BigQuery connections.
- resolved Jan 28, 2023, 12:44 AM UTC
We have identified the root cause and resolved the issue causing performance degradation on BigQuery connections.
- postmortem Feb 08, 2023, 04:46 PM UTC
Sigma Engineering has completed the postmortem of this incident. A Root Cause Analysis \(RCA\) is available on the Sigma Community site: [Postmortem for January 27, 2023 Big Query incident](https://community.sigmacomputing.com/t/postmortem-for-january-27-2023-big-query-incident-sigma-aws-sigma-gcp/2129)