ClickHouse Cloud Status

History

Feb 2026-May 2026

May

Mon

GCP us-east1 capacity constraints impacting cluster operations

We are currently experiencing capacity constraints in the affected GCP region. As a result, users may encounter issues when creating new clusters or operating existing clusters in this region.

Our team is actively working on mitigation to restore normal capacity and minimize customer impact. We will continue to provide updates as more information becomes available.

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.

March

Mon

ClickStack UI is not loading

12:59 PM

The incident was caused by an overloaded database. The instance was scaled up. It is stable again now. We are investigating heavy queries and will apply improvements.

Mon

Full outage on AWS me-central-1 region

11:34 PM

AWS Middle East (UAE) Region (ME-CENTRAL-1) is still experiencing severe disruptions. We are actively monitoring the situation and following updates from AWS. Please follow the https://health.aws.amazon.com/health/status page for latest updates.

Tue

Resolved – Operational Impact in ClickPipes

11:00 AM

The operational impact affecting ClickPipes in the us-east-1 region has been fully resolved.

All systems are operating normally, including ingestion and operational functionality. We will continue to monitor the platform to ensure ongoing stability.
Thank you for your patience.

February

Fri

An issue with unidling ClickHouse instances in Azure regions

9:49 AM

All services stuck in waking in all azure regions are started now.

Sat

Newly created instances in AWS us-east-1 are stuck provisioning or have wrong configuration

2:26 PM

All systems operational. 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.

Thu

ClickPipes database maintenance affecting API calls (Pipes unaffected)

5:30 PM

Maintenance has completed

ClickPipes database maintenance affecting API calls (Pipes unaffected)

9:11 AM

Maintenance operation was completed

Wed

ClickPipes database maintenance affecting API calls (Pipes unaffected)

5:30 PM

Maintenance has completed

ClickPipes database maintenance affecting API calls (Pipes unaffected)

2:22 PM

Maintenance operation is complete

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.