# Codecov: Upload processing is severely delayed

- Impact (vendor’s label): major
- Status: resolved
- Started: 2026-07-22 15:02 UTC · Resolved: 2026-07-22 21:00 UTC · Duration: 6.0 h
- Updates: 12 · Affected components: Codecov Backend
- [Vendor status page: https://stspg.io/dc3ck65z843v](https://stspg.io/dc3ck65z843v)
- [Company: Codecov](https://rewindex.com/company/codecov.md)

## Summary

Codecov Backend upload processing was severely delayed in a major-impact incident starting 2026-07-22 15:02 UTC and resolved at 2026-07-22 21:00 UTC, lasting 5 h 57 min. Codecov implemented a fix and reported the task backlog clearing, with affected users beginning to receive notifications. _(machine-written, sol)_
## Timeline of updates

- **investigating** 2026-07-22 15:02 UTC: We are currently investigating this issue.
- **identified** 2026-07-22 15:44 UTC: The issue has been identified and a fix is being implemented.
- **monitoring** 2026-07-22 15:44 UTC: A fix has been implemented and we are monitoring the results.
- **investigating** 2026-07-22 16:36 UTC: We are currently investigating this issue.
- **investigating** 2026-07-22 16:57 UTC: Changes previously implemented showed some improvement, but the issue remains and needs further investigation.  Harness coverage team is currently working on additional investigation and changes.
- **identified** 2026-07-22 18:12 UTC: The issue has been identified and a fix is being implemented.
- **identified** 2026-07-22 19:34 UTC: We are continuing to work on a fix for this issue.
- **identified** 2026-07-22 19:39 UTC: The issue has been identified as a an issue with Codecov's redis instance. We are working on a fix.
- **monitoring** 2026-07-22 20:05 UTC: A fix has been implemented and we are monitoring the results.
- **monitoring** 2026-07-22 20:17 UTC: The backlog of tasks is clearing at a consistent rate. We will continue monitoring the situation.
- **monitoring** 2026-07-22 20:37 UTC: The backlog of tasks is continuing to clear, users affected in the early stages of the incident should expect to see their notifications.
- **resolved** 2026-07-22 21:00 UTC: This incident has been resolved.

## Rewindex changes for this incident

- 2026-07-22 15:02 UTC: [Major incident: Upload processing is severely delayed](https://rewindex.com/change/i6aa0ee30543e3d.md)


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Canonical: https://rewindex.com/company/codecov/incidents/mqzsjlz06dfr · Markdown: https://rewindex.com/company/codecov/incidents/mqzsjlz06dfr.md · JSON: https://rewindex.com/api/v1/companies/codecov/incidents/mqzsjlz06dfr · Generated 2026-10-18T13:31:57.010Z