# MongoDB Atlas: Major incident: Issue querying Azure blob storage containers in Atlas Data Federation

**Summary:** MongoDB Atlas reported a major incident affecting Atlas Data Federation reads from customer Azure blob storage containers, starting 2026-03-19 18:11 UTC. A fix was implemented at 19:01 UTC, and the incident was resolved at 2026-03-19 19:19 UTC after 1 h 8 min. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2026-03-19 18:11 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/5y67l14lfs1x](https://stspg.io/5y67l14lfs1x)
- [Company: MongoDB Atlas](https://rewindex.com/company/mongodb-atlas.md)
- Versions: before (none: first archived) → after incident\_version:152/cy5vvcwnrgxq@195e41b340cd
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Issue querying Azure blob storage containers in Atlas Data Federation
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-03-19 18:11 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-03-19 19:19 UTC
```

**6. Added: Affected components**

```diff
+ MongoDB Atlas Data Federation and Online Archive
```

**7. Added: Update** (investigating) · 2026-03-19 18:11 UTC

```diff
+ We are currently investigating an issue when Atlas Data Federation tries to read data from customer Azure blob storage containers.
```

**8. Added: Update** (identified) · 2026-03-19 18:25 UTC

```diff
+ The issue has been identified and we are working on a fix.
```

**9. Added: Update** (monitoring) · 2026-03-19 19:01 UTC

```diff
+ A fix has been implemented and we are monitoring the results.
```

**10. Added: Update** (monitoring) · 2026-03-19 19:14 UTC

```diff
+ We are continuing to monitor for any further issues.
```

**11. Added: Update** (resolved) · 2026-03-19 19:19 UTC

```diff
+ This incident has been resolved.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-03-19 18:11 UTC | Major incident: Issue querying Azure blob storage containers in Atlas Data Federation (this change) | outage |

All MongoDB Atlas changes: [timeline](https://rewindex.com/company/mongodb-atlas/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/ibe489a9d25cfc3 · Markdown: https://rewindex.com/change/ibe489a9d25cfc3.md · JSON: https://rewindex.com/api/v1/changes/ibe489a9d25cfc3 · Generated 2026-10-18T01:53:55.709Z