ClickHouse incident
We are investigating an issue affecting Azure eastus2 region
Resolved after 30 minutes, affecting eastus2, on September 23, 2026.
The configuration change was reverted and we do not observe impact anymore. The ClickHouse Cloud team will work on preventing similar situations in future.
Affected components
Update timeline
- investigating Sep 23, 2026, 03:28 PM UTC
Investigating delays to provisioning and autoscaling We are investigating an issue affecting our Kubernetes infrastructure in Azure eastus2 region. Some customers may experience delays with provisioning and autoscaling of ClickHouse clusters. We are working closely with Azure support to restore normal behavior. We’ll provide another update within 30 minutes, or sooner if we have more information.
- monitoring Sep 23, 2026, 03:36 PM UTC
We have identified the cause of the disruption and already applying the remediation. We will monitor for recovery and send update as soon as it is fully recovered.
- resolved Sep 23, 2026, 03:59 PM UTC
The configuration change was reverted and we do not observe impact anymore. The ClickHouse Cloud team will work on preventing similar situations in future.
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