# Metric reads and rule evaluations are degraded in mimir-prod-66

- Provider: [Grafana Cloud](https://down.guide/grafana-cloud)
- Level: confirmed
- Impact: Degraded
- lasted 4h 50m
- started 2026-10-16 21:05 UTC
- AWS US East (VA) - prod-us-east-3
- us, us-east-3
- id: DWN-f6a4538ae1
- Official page: https://stspg.io/489nw4cdzhsw

## Updates from Grafana Cloud
### 2026-10-16 21:05 UTC: investigating
We’re currently investigating an issue affecting metrics reads and rule evaluations in mimir-prod-66. Our team is actively working to identify the cause. Thank you for your patience.

### 2026-10-16 21:08 UTC: investigating
We are continuing to investigate this issue.

### 2026-10-16 23:27 UTC: monitoring
A fix has been implemented and we are monitoring the results.

### 2026-10-16 23:28 UTC: monitoring
We are continuing to monitor for any further issues.

### 2026-10-17 01:55 UTC: resolved
This incident has been resolved.

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