# CDC ClickPipes stuck in maintenance state

- Provider: [ClickHouse Cloud](https://down.guide/clickhouse-cloud)
- Level: confirmed
- Impact: Partial outage
- lasted 2h 43m
- started 2026-07-22 11:53 UTC
- eu, eu-central-1, us, us-east-2
- id: DWN-5c7991ff21
- Official page: https://status.clickhouse.com/incidents/01KY4TRYA1FYRMZAHNCDPFCTC6

## Updates from ClickHouse Cloud
### 2026-07-22 11:53 UTC: investigating
As part of our weekly upgrade process, CDC ClickPipes in \`eu-central-1\` became stuck in maintenance state. The team is working on a mitigation.

### 2026-07-22 12:36 UTC: identified
Services in \`eu-central-1\` have recovered. We're in the process of manually recovering ~20 services in other regions.

### 2026-07-22 13:05 UTC: identified
Most services have fully recovered. Continuing to roll out the fix to remaining 4 services (all in \`eu-central-1\`, \`us-east-2\`).

### 2026-07-22 13:39 UTC: monitoring
All services have recovered; we will continue monitoring the affected nodes and consolidating our findings. Please reach out to our support team to request access to the RCA, when available.

### 2026-07-22 14:36 UTC: resolved
The CDC ClickPipes upgrade rollout remains on hold while we confirm we can safely proceed without triggering the underlying pod networking failure mode that triggered the incident.

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