# Omni Analytics: Major incident: Slow response times in US Region

**Summary:** _summary pending_
- Kind: Major incident · Label: degradation (model (Jev))
- Changed: 2025-04-29 16:39 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/hq7bg07x5qhw](https://stspg.io/hq7bg07x5qhw)
- [Company: Omni Analytics](https://rewindex.com/company/omni-analytics.md)
- Versions: before (none: first archived) → after incident\_version:74/1d0s13jtxk9h@169240a9b2a2
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Slow response times in US Region
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2025-04-29 16:39 UTC
```

**5. Added: Resolved time**

```diff
+ 2025-04-29 22:10 UTC
```

**6. Added: Affected components**

```diff
+ EastUsa
```

**7. Added: Update** (investigating) · 2025-04-29 16:39 UTC

```diff
+ Users are experiencing slow responses in the US region, our team is investigating.
```

**8. Added: Update** (monitoring) · 2025-04-29 17:35 UTC

```diff
+ We have mitigated the issue and are monitoring the system.
```

**9. Added: Update** (monitoring) · 2025-04-29 19:57 UTC

```diff
+ We have identified the root cause of the issue and are implementing a fix.
```

**10. Added: Update** (resolved) · 2025-04-29 22:10 UTC

```diff
+ A model validation related process triggered repeated calls to an inefficient library function that exhausted memory in a subset of our US East infrastructure. A fix has been deployed that removes calls to the inefficient library function and we have validated it resolves the memory exhaustion.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2025-04-29 16:39 UTC | Major incident: Slow response times in US Region (this change) | degradation |

All Omni Analytics changes: [timeline](https://rewindex.com/company/omni-analytics/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/i6f5ed2f4598e3d · Markdown: https://rewindex.com/change/i6f5ed2f4598e3d.md · JSON: https://rewindex.com/api/v1/changes/i6f5ed2f4598e3d · Generated 2026-10-18T00:38:40.244Z