# Semgrep: Degraded scan performance in CI and Semgrep Managed Scans

- Impact (vendor’s label): major
- Status: resolved
- Started: 2026-01-09 17:02 UTC · Resolved: 2026-01-09 23:27 UTC · Duration: 6.4 h
- Updates: 4 · Affected components: Scans and CI/CD, semgrep.dev - Scans and CI/CD, Managed Scans, semgrep.dev - Managed Scans
- [Vendor status page: https://stspg.io/5v2wx11lwlwv](https://stspg.io/5v2wx11lwlwv)
- [Company: Semgrep](https://rewindex.com/company/semgrep.md)

## Summary

Semgrep reported major scan performance degradation in CI and Semgrep Managed Scans from 2026-01-09 17:02 UTC to 2026-01-09 23:27 UTC, lasting 6 h 25 min. Semgrep implemented several changes and reported recovery; at resolution, the system was stable and scans were executing normally. _(machine-written, sol)_
## Timeline of updates

- **investigating** 2026-01-09 17:02 UTC: We are currently investigating an issue with degraded scan performance in CI and Semgrep Managed Scans.
- **investigating** 2026-01-09 18:44 UTC: We are continuing to investigate the cause of the issue.
- **monitoring** 2026-01-09 22:53 UTC: We've identified and implemented several changes, and we are seeing recovery. We will continue to actively monitor.
- **resolved** 2026-01-09 23:27 UTC: This issue has been resolved. The system is now stable and scans are executing normally.

## Rewindex changes for this incident

- 2026-01-09 17:02 UTC: [Major incident: Degraded scan performance in CI and Semgrep Managed Scans](https://rewindex.com/change/i6f617eb09e26dd.md)


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Canonical: https://rewindex.com/company/semgrep/incidents/rmylqm1z4hwr · Markdown: https://rewindex.com/company/semgrep/incidents/rmylqm1z4hwr.md · JSON: https://rewindex.com/api/v1/companies/semgrep/incidents/rmylqm1z4hwr · Generated 2026-10-18T11:36:31.396Z