# Sentry: Major incident: Delays in spans ingestion

**Summary:** Sentry reported major delays in EU spans ingestion starting 2026-09-18 10:17 UTC, listing EU Attachment Ingestion, EU Error Ingestion and EU Span Ingestion as affected components. The incident lasted 41 min and was marked resolved at 2026-09-18 10:58 UTC; the final update still described an upstream provider networking issue with mitigations underway. _(machine-written, sol)_
- Kind: Major incident · Label: degradation (model (Jev))
- Changed: 2026-09-18 10:17 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/7tjcn7m11qh3](https://stspg.io/7tjcn7m11qh3)
- [Company: Sentry](https://rewindex.com/company/sentry.md)
- Versions: before (none: first archived) → after incident\_version:288/v0d8qvrgsf25@523a2354ed88
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Delays in spans ingestion
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-09-18 10:17 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-09-18 10:58 UTC
```

**6. Added: Affected components**

```diff
+ EU Ingestion - EU Attachment Ingestion, EU Ingestion - EU Error Ingestion, EU Ingestion - EU Span Ingestion
```

**7. Added: Update** (investigating) · 2026-09-18 10:17 UTC

```diff
+ We are currently investigating an issue affecting spans ingestion in the EU region
```

**8. Added: Update** (investigating) · 2026-09-18 10:56 UTC

```diff
+ We have identified a networking issue with an upstream provider and are working on mitigations.
```

**9. Added: Update** (resolved) · 2026-09-18 10:58 UTC

```diff
+ We have identified a networking issue with an upstream provider and are working on mitigations.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-09-18 10:17 UTC | Major incident: Delays in spans ingestion (this change) | degradation |

All Sentry changes: [timeline](https://rewindex.com/company/sentry/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


---
Canonical: https://rewindex.com/change/ib0e56d62f8e1f1 · Markdown: https://rewindex.com/change/ib0e56d62f8e1f1.md · JSON: https://rewindex.com/api/v1/changes/ib0e56d62f8e1f1 · Generated 2026-10-18T00:38:54.773Z