# Dremio: Major incident: Query failures in Dremio Cloud (US)

**Summary:** Dremio Cloud (US) experienced a major incident causing query timeouts and failures for some users, starting at 2026-04-08 22:38 UTC and resolved at 2026-04-09 00:10 UTC, lasting 1 h 31 min. Dremio attributed the disruption to an infrastructure issue and confirmed service was restored for all affected users. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2026-04-08 22:38 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/p3crm96x5q8w](https://stspg.io/p3crm96x5q8w)
- [Company: Dremio](https://rewindex.com/company/dremio.md)
- Versions: before (none: first archived) → after incident\_version:144/rwqybtv0dztj@08487e8b0bc2
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Query failures in Dremio Cloud (US)
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-04-08 22:38 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-04-09 00:10 UTC
```

**6. Added: Affected components**

```diff
+ Dremio Cloud - US - Site Availability, Site Availability
```

**7. Added: Update** (investigating) · 2026-04-08 22:38 UTC

```diff
+ We are investigating an issue affecting query execution on Dremio Cloud (US). Some users may experience query timeouts or failures when running queries. Our team is actively working to identify the cause and restore normal operation. We will provide an update as more information becomes available.
```

**8. Added: Update** (identified) · 2026-04-08 23:18 UTC

```diff
+ Our team has identified the cause of query failures on Dremio Cloud (US) and has applied an initial fix. Query execution has been restored for the majority of users. Some users may continue to experience intermittent query timeouts as our team works to fully resolve the remaining impact. We will continue to provide updates.
```

**9. Added: Update** (resolved) · 2026-04-09 00:10 UTC

```diff
+ This incident has been resolved. Earlier today, an infrastructure issue on Dremio Cloud (US) caused query timeouts and failures for some users. Our team identified the cause, restored service for all affected users, and confirmed that the environment is operating normally. We appreciate your patience.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-04-08 22:38 UTC | Major incident: Query failures in Dremio Cloud (US) (this change) | outage |

All Dremio changes: [timeline](https://rewindex.com/company/dremio/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/i1454f3629a363d · Markdown: https://rewindex.com/change/i1454f3629a363d.md · JSON: https://rewindex.com/api/v1/changes/i1454f3629a363d · Generated 2026-10-18T01:54:29.417Z