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ClickHouse · Data and observabilityMay 22, 2026, 16:11 UTC 5 months ago

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

MinorCapacityUpdated 47d ago
May 22, 16:11 UTCMay 22, 16:50 UTC
Duration
39m
Impact
Minor
Root cause
Capacity
ClickHouse, 90 days
15 incidents
Affected
Not listed by the vendor.
Status page

Final update

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](https://clickhouse.cloud/support "contact support").

Timeline

  1. Resolved · May 22, 16:50 UTC
    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](https://clickhouse.cloud/support "contact support").
  2. Identified · May 22, 16:11 UTC
    We've noticed some instances are stuck in provisioning state due to capacity issues in AWS us-east-1 region. ClickHouse Cloud team is working on possible remediations, but we advise do not create new instances in this region until capacity problem is addressed on AWS side.

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Full history

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