# Sigma Computing: Degraded performance on PDF Exports

- Impact (vendor’s label): minor
- Status: postmortem
- Started: 2025-12-11 16:21 UTC · Resolved: 2025-12-11 18:17 UTC · Duration: 1.9 h
- Updates: 4 · Affected components: AWS - Sigma - AWS (US), Sigma - AWS (US), GCP - Sigma - GCP (US), Sigma - GCP (US)
- [Vendor status page: https://stspg.io/k8w421zr5mvm](https://stspg.io/k8w421zr5mvm)
- [Company: Sigma Computing](https://rewindex.com/company/sigma-computing.md)

## Timeline of updates

- **investigating** 2025-12-11 16:21 UTC: We have received reports of errors causing PDF exports to fail. We are investigating the issue at the highest priority. Our preliminary investigations indicate the following: Impacted Cloud Regions & Services: AWS US and GCP US regions, PDF Exports  User Experience: Timeout errors causing PDF export failures  Incident Start Time: Approximately 13:00 UTC on 2025-12-11 We will provide updates on this page when we have pertinent status updates.
- **investigating** 2025-12-11 17:29 UTC: We are continuing to investigate the issue at the highest priority. We will provide updates on this page when we have pertinent status updates.
- **resolved** 2025-12-11 18:17 UTC: We have identified that PDF export failures were impacting a small percentage of our users. We applied mitigation steps and our monitoring indicates that this issue has been resolved. We will perform a root cause analysis (RCA) and publish our findings in a postmortem note to the Sigma Community site in the coming days. Impacted Cloud Regions & Services: AWS US and GCP US regions, PDF Exports  User Experience: We expect impacted users' scheduled exports to succeed without the errors seen previously Incident Start Time: Approximately 13:00 UTC on 2025-12-11 Incident End Time: Approximately 17:50 UTC on 2025-12-11
- **postmortem** 2025-12-19 12:56 UTC: Sigma Engineering has completed the postmortem of this incident. A Root Cause Analysis \\(RCA\\) is available on the Sigma Community site: \[Post Mortem for Dec 11, 2025 incident - Degraded performance for Schedule PDF & PNG Exports, AWS US and GCP regions\](https://community.sigmacomputing.com/t/post-mortem-for-dec-11-2025-incident-degraded-performance-for-schedule-pdf-png-exports-aws-us-and-gcp-regions/6401).


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Canonical: https://rewindex.com/company/sigma-computing/incidents/mc5vwfcfymr7 · Markdown: https://rewindex.com/company/sigma-computing/incidents/mc5vwfcfymr7.md · JSON: https://rewindex.com/api/v1/companies/sigma-computing/incidents/mc5vwfcfymr7 · Generated 2026-10-18T10:24:13.236Z