# SentinelOne: Major incident: [AP1] - Delayed Data Ingestion

**Summary:** SentinelOne reported a major AI SIEM (Data) ingestion degradation in Singapore (AP1), delaying security event data, asset inventories, or alerts for some customers. It started at 2026-06-05 09:03 UTC and was resolved at 2026-06-05 10:32 UTC, lasting 1 h 28 min. A fix was applied, and SentinelOne confirmed all services were restored. _(machine-written, sol)_
- Kind: Major incident · Label: degradation (model (Jev))
- Changed: 2026-06-05 09:03 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/jw9lfzvrjc3d](https://stspg.io/jw9lfzvrjc3d)
- [Company: SentinelOne](https://rewindex.com/company/sentinelone.md)
- Versions: before (none: first archived) → after incident\_version:317/khpzx2p41w8p@0c4fa229d459
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ [AP1] - Delayed Data Ingestion
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-06-05 09:03 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-06-05 10:32 UTC
```

**6. Added: Affected components**

```diff
+ AI SIEM (Data) - Singapore (AP1), Singapore (AP1)
```

**7. Added: Update** (investigating) · 2026-06-05 09:03 UTC

```diff
+ We are aware of delays in data ingestion impacting some customers. You may experience a delay in the appearance of new data within your console, including security event data, asset inventories, or alerts. Our engineering team is investigating and working to restore normal data flow.
```

**8. Added: Update** (investigating) · 2026-06-05 09:27 UTC

```diff
+ The underlying issue has been identified and our engineering teams are actively working to implement a fix. We will provide updates as we make progress and appreciate your continued patience as we resolve the incident.
```

**9. Added: Update** (investigating) · 2026-06-05 09:37 UTC

```diff
+ A fix has been applied and we are closely monitoring system performance to ensure stability. We will continue to observe for any further issues and will keep you updated on progress.
```

**10. Added: Update** (resolved) · 2026-06-05 10:32 UTC

```diff
+ All services have been fully restored, and the incident is now resolved. We have validated that all systems are functioning normally. Thank you for your patience throughout this incident.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-06-05 09:03 UTC | Major incident: \[AP1\] - Delayed Data Ingestion (this change) | degradation |

All SentinelOne changes: [timeline](https://rewindex.com/company/sentinelone/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._


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Canonical: https://rewindex.com/change/ibb7f664e303fa8 · Markdown: https://rewindex.com/change/ibb7f664e303fa8.md · JSON: https://rewindex.com/api/v1/changes/ibb7f664e303fa8 · Generated 2026-10-18T01:30:23.255Z