# Grafana Cloud: Critical incident: Some Grafana Instances Unavailable

**Summary:** Some Grafana instances in GCP US Central (prod-us-central-0, prod-us-central-3, prod-us-central-4) were unavailable during a critical incident from 2026-08-04 19:11 UTC to 2026-08-05 01:32 UTC (6 h 20 min). Grafana reported cloud-provider compute capacity exhaustion, moved affected workloads to alternative capacity, and rolled out a change to restore service. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2026-08-04 19:11 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/4jyq27wvr4kk](https://stspg.io/4jyq27wvr4kk)
- [Company: Grafana Cloud](https://rewindex.com/company/grafana-cloud.md)
- Versions: before (none: first archived) → after incident\_version:278/1bswvkrhnmls@77183f14d2b4
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Some Grafana Instances Unavailable
```

**2. Added: Impact**

```diff
+ critical
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-08-04 19:11 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-08-05 01:32 UTC
```

**6. Added: Affected components**

```diff
+ GCP US Central - prod-us-central-0, GCP US Central - prod-us-central-3, GCP US Central - prod-us-central-4, Grafana - GCP US Central - prod-us-central-0, Grafana - GCP US Central - prod-us-central-3, Grafana - GCP US Central - prod-us-central-4
```

**7. Added: Update** (investigating) · 2026-08-04 19:11 UTC

```diff
+ We are currently investigating an issue that causing some Grafana deployments in prod-us-central-0 and prod-us-central-3 to become unavailable.
```

**8. Added: Update** (investigating) · 2026-08-04 20:12 UTC

```diff
+ We are continuing to investigate this issue.
```

**9. Added: Update** (investigating) · 2026-08-04 22:58 UTC

```diff
+ We have identified the cause: our cloud provider has exhausted compute capacity in the affected region. We are working directly with them and are moving affected workloads to alternative capacity to restore service.
```

**10. Added: Update** (monitoring) · 2026-08-05 00:54 UTC

```diff
+ We have rolled out a change to the affected regions to restore services.
```

**11. Added: Update** (resolved) · 2026-08-05 01:32 UTC

```diff
+ We are observing a continued period of stability and at this point, we are marking the incident resolved.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-08-04 19:11 UTC | Critical incident: Some Grafana Instances Unavailable (this change) | outage |

All Grafana Cloud changes: [timeline](https://rewindex.com/company/grafana-cloud/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/idafc3c10df7faa · Markdown: https://rewindex.com/change/idafc3c10df7faa.md · JSON: https://rewindex.com/api/v1/changes/idafc3c10df7faa · Generated 2026-10-18T00:38:44.547Z