# Sanity: Major incident: Slow Query Performance for Some Customers

**Summary:** Sanity reported a major query-performance degradation affecting some customers across apicdn.sanity.io, api.sanity.io, and GraphQL, increasing content-query latency. It started at 2026-06-15 06:15 UTC and was resolved at 2026-06-15 10:24 UTC, lasting 4 h 9 min; a fix was implemented and monitored. _(machine-written, sol)_
- Kind: Major incident · Label: degradation (model (Jev))
- Changed: 2026-06-15 06:15 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/z3ypp9kk0vwz](https://stspg.io/z3ypp9kk0vwz)
- [Company: Sanity](https://rewindex.com/company/sanity.md)
- Versions: before (none: first archived) → after incident\_version:206/5xr2yymn6f70@d3ec7235a120
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Slow Query Performance for Some Customers
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-06-15 06:15 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-06-15 10:24 UTC
```

**6. Added: Affected components**

```diff
+ apicdn.sanity.io, api.sanity.io, GraphQL
```

**7. Added: Update** (investigating) · 2026-06-15 06:15 UTC

```diff
+ We are currently investigating an issue causing slower-than-expected query performance for some customers. A subset of users may experience increased latency when querying content. Our team is actively investigating the issue and working to mitigate the impact. We will provide further updates as more information becomes available.
```

**8. Added: Update** (identified) · 2026-06-15 07:00 UTC

```diff
+ The issue has been identified and a fix is being implemented.
```

**9. Added: Update** (monitoring) · 2026-06-15 08:30 UTC

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

**10. Added: Update** (resolved) · 2026-06-15 10:24 UTC

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

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-06-15 06:15 UTC | Major incident: Slow Query Performance for Some Customers (this change) | degradation |

All Sanity changes: [timeline](https://rewindex.com/company/sanity/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/i230314048f6a86 · Markdown: https://rewindex.com/change/i230314048f6a86.md · JSON: https://rewindex.com/api/v1/changes/i230314048f6a86 · Generated 2026-10-18T03:34:01.344Z