ClickHouse Cloud Status

History

Apr 2026-Jul 2026

July

Mon

Slow provisioning and operations in AWS us-east-1 region

The incident was resolved and we don't see any impact in us-east-1 region anymore. For details, please refer to the AWS Health status page: https://health.aws.amazon.com/health/status

Wed

Issue with creating new ClickPipes in GCP regions

12:24 PM

The fix was applied and we see the issue is not reproducing anymore.

June

Fri

Prometheus metrics endpoint missing per-server metri

9:03 PM

The customer-facing Prometheus metrics endpoint missing all per-server metrics and is only returning Cloud-infra metrics

Tue

New service provisioning may fail in Azure

9:19 PM

Service provisioning is working, but some users may intermittently see an error message stating: “This service name is already in use.” This error is transient. If you encounter it, please refresh the page -your service should still be provisioning and will become visible shortly. We are working with Microsoft Azure to fully resolve the underlying issue.

Mon

Connectivity issues in AWS eu-west-1 region

4:53 PM

Issue is resolved.

May

Wed

ClickHouse Agents Login Issues

7:11 PM

Some users may have been unable to log in to ClickHouse Agents due to an overly broad login rate limit. A configuration change was rolled out, access has been confirmed restored, and no customer data or ClickHouse services were impacted.

Fri

Capacity issues in AWS us-east-1 region affecting provisioning times

4:50 PM

Affected instances have been corrected in the AWS us-east-1 region. We apologize for the disruption this issue caused. We are committed to the reliability of all ClickHouse Cloud services and appreciate your understanding as we continue to improve our systems and operations. If you have questions or need information on a specific ClickHouse service, please contact support.

Full outage on AWS me-central-1 region

9:06 AM

ClickHouse Cloud no longer supports AWS me-central-1. Customers who were running services in this region have been migrated to their region of choice, and the region is no longer available for selection.
No further updates will be posted for this region.

Wed

GCP us-east1 capacity constraints impacting cluster operations

6:32 PM

No more capacity issues observed for us-east1 region. Provisioning and scaling should work as usual.

Sat

Increased Error Rate and Latency on AWS Region (US-EAST-1)

9:48 AM

AWS has mitigated the disruption affecting the US-EAST-1 availability zone.

We will continue monitoring to ensure stability.

Tue

Azure new services impacted

3:14 PM

We have resolved the issue and are no longer seeing impact to services

April

Thu

Degraded connectivity affecting us-east-2

2:12 AM

We have resolved the incident.

Mon

Capacity constraints for new workloads on GCP us-east1

10:18 PM

Incident has been resolved

Sat

Degraded provisioning times and slower scaling opreations in GCP us-central1 region

11:13 AM

We can confirm the issue is fully resolved. The ClickHouse team is taking additional measures to prevent similar failure modes in future.

Thu

Unable to edit service scaling settings and delete services

11:55 PM

Fix has been applied on all regions.

Wed

Creation of new instances in AWS is delayed or stuck

10:24 PM

This issue is resolved. External-DNS has been scaled for all impacted regions.

Availability metrics are reported at an aggregate level across all tiers and error types.
Individual customer availability may vary depending on their workload, autoscaling settings and API features in use.