ClickHouse incident
Slow provisioning and operations in AWS us-east-1 region
ClickHouse experienced a minor incident on July 6, 2026 affecting us-east-1 and us-east-1, lasting —. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- identified Jul 06, 2026, 12:34 PM UTC
Status: Identified We have identified an issue with provisioning of new instances and autoscaling operations in AWS us-east-1 region. Connection latencies for CH servers can be also affected due to slow provisioning of compute nodes. ClickHouse Cloud is working with AWS support team to fix the issue. Affected components us-east-1 (Degraded performance)
- identified Jul 06, 2026, 01:09 PM UTC
Status: Identified The issue is caused by AWS outage, please see https://health.aws.amazon.com/health/status Affected components us-east-1 (Degraded performance)
- resolved Jul 06, 2026, 03:03 PM UTC
Status: Resolved 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 Affected components us-east-1 (Operational)