# Greenhouse: Critical incident: GHR Outage

**Summary:** Greenhouse Recruiting had a critical outage on Silos 7, 8, and 9 starting 2026-05-22 15:49 UTC, resolved at 2026-05-22 16:25 UTC (36 min). A planned migration hit a core infrastructure scaling limit, dropping customer traffic and causing a full outage for affected customers; Greenhouse rolled back the migration in all customer environments. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2026-05-22 15:49 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/l4n42czq340c](https://stspg.io/l4n42czq340c)
- [Company: Greenhouse](https://rewindex.com/company/greenhouse.md)
- Versions: before (none: first archived) → after incident\_version:227/h1qwzq0sww1c@0abc8faf526e
- Change 1 of 1 for this incident

Incident page (full timeline): [GHR Outage](https://rewindex.com/company/greenhouse/incidents/h1qwzq0sww1c.md)
## What changed

**1. Added: Title**

```diff
+ GHR Outage
```

**2. Added: Impact**

```diff
+ critical
```

**3. Added: Status**

```diff
+ postmortem
```

**4. Added: Start time**

```diff
+ 2026-05-22 15:49 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-05-22 16:25 UTC
```

**6. Added: Affected components**

```diff
+ Greenhouse Recruiting - Silo 7, Greenhouse Recruiting - Silo 8, Greenhouse Recruiting - Silo 9, Silo 7, Silo 8, Silo 9
```

**7. Added: Update** (investigating) · 2026-05-22 15:49 UTC

```diff
+ We are currently experiencing an outage affecting Greenhouse Recruiting on silos 7, 8, and 9. Our team is actively investigating the issue and working to restore full functionality as quickly as possible.
```

**8. Added: Update** (resolved) · 2026-05-22 16:25 UTC

```diff
+ An issue was identified in testing a new ingress configuration to route traffic into Greenhouse. We have restored the previous configuration and the issue appears to have been resolved.
```

**9. Added: Update** (postmortem) · 2026-05-27 14:39 UTC

```diff
+ **What happened:**   During a planned migration process, we hit a scaling limit on a core infrastructure component which impacted certain customer traffic.     **Impact:**   A portion of customer traffic was dropped causing a full outage for customers on Silos 7, 8, and 9.    **Fix:**   The migration was rolled back in all customer environments.    **Prevention:**   The migration has not been reapplied and is on hold, pending further investigation by the team to establish a safe migration path.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-05-22 15:49 UTC | Critical incident: GHR Outage (this change) | outage |

All Greenhouse changes: [timeline](https://rewindex.com/company/greenhouse/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/i98f51b07728b25 · Markdown: https://rewindex.com/change/i98f51b07728b25.md · JSON: https://rewindex.com/api/v1/changes/i98f51b07728b25 · Generated 2026-10-19T02:11:47.595Z