# CockroachDB: Major incident: SQL availability impacted across multiple Serverless clusters.

**Summary:** CockroachDB reported a major SQL availability incident affecting CockroachDB Basic/Standard, initially described as spanning multiple Serverless clusters but later isolated to crl-prod-6rw. It started at 2025-07-29 23:08 UTC and was resolved at 2025-07-29 23:35 UTC; the computed duration was 26 min. CockroachDB reported mitigation and restored availability but did not disclose the cause. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2025-07-29 23:08 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/vn5n0l3z0h5x](https://stspg.io/vn5n0l3z0h5x)
- [Company: CockroachDB](https://rewindex.com/company/cockroachdb.md)
- Versions: before (none: first archived) → after incident\_version:138/cj6sbqvcz1m0@6fd07dffcf2f
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ SQL availability impacted across multiple Serverless clusters.
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2025-07-29 23:08 UTC
```

**5. Added: Resolved time**

```diff
+ 2025-07-29 23:35 UTC
```

**6. Added: Affected components**

```diff
+ CockroachDB Basic/Standard
```

**7. Added: Update** (investigating) · 2025-07-29 23:08 UTC

```diff
+ We are observing an incident impacting SQL availability across multiple Serverless clusters. We are currently investigating the issue.
```

**8. Added: Update** (monitoring) · 2025-07-29 23:17 UTC

```diff
+ Correction from the original status update. This issue appears to have been isolated to cluster crl-prod-6rw. We have identified the cause, mitigated and confirmed that cluster availability has returned. We are currently completing additional validations.
```

**9. Added: Update** (resolved) · 2025-07-29 23:35 UTC

```diff
+ We have confirmed resolution of the incident impacting SQL availability for the affected cluster. SQL availability is restored and the associated cluster is now healthy.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2025-07-29 23:08 UTC | Major incident: SQL availability impacted across multiple Serverless clusters. (this change) | outage |

All CockroachDB changes: [timeline](https://rewindex.com/company/cockroachdb/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/iaa3b5d0ce622ba · Markdown: https://rewindex.com/change/iaa3b5d0ce622ba.md · JSON: https://rewindex.com/api/v1/changes/iaa3b5d0ce622ba · Generated 2026-10-18T02:55:27.216Z