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86%of 57 verified observed days had no reported provider issue
90-Day Trend
Dashed calendar markers below identify legacy observations whose source-at-observation was not recorded.
Monthly Status Summary
Month
Issue-free days
Days Tracked
Days with issues
September 2026
76.7%
30
7
This percentage summarizes normalized provider-status observations by calendar day. It is not duration-based, component-weighted, or contractual uptime. See the methodology and limitations.
Recorded Daily Status (Last 91 Days)
Jul 22Today
Legacy observation Operational Degraded Partial Outage Major Outage Maintenance No Data
Incident History
No source-attested incident records are available for the current collector history. Older legacy archive records remain available below.
Legacy Incident Archive
24 archived records restored. These records predate source-at-observation attestation. They are shown as historical ServiceAlert records only and do not establish a provider-reported incident, resolution, duration, or current active state.
August 2026
Slow provisioning times of services in GCP europe-west4 region
minorSource not attested
Last archived state: resolved
View archived record details
investigating
It may take longer time to provision a new service.
Provisioning of new CDC pipes for Postgres might be delayed or failing
minorSource not attested
Last archived state: resolved
View archived record details
monitoring
We are seeing signs of recovery. The team is closely monitoring and will report any updates. In case if any pipe gets stuck provisioning, our team can assist with manual operation to make it happen.
identified
We identified an issue where new CDC ClickPipes can't be provisioned due to dependency on GitHub availability ([https://www.githubstatus.com/incidents/zkxwbgr0cnmx](https://www.githubstatus.com/incidents/zkxwbgr0cnmx "https://www.githubstatus.com/incidents/zkxwbgr0cnmx")).
Team is monitoring the issue and tries to find a possible workaround.
Network connectivity issue in AWS us-east-1
Source not attested
Last archived state: resolved
View archived record details
monitoring
We noticed a network issue between 18:10–18:37 UTC affecting a small subset of services on AWS in the us-east-1 region. During that period, you may have experienced connection timeouts to your services. The issue has been resolved, and our team continues to monitor the situation.
We are investigating an issue in Azure eastus2 region, impacting replicas in one specific Availability Zone
minorSource not attested
Last archived state: resolved
View archived record details
monitoring
The issue seems to be resolved on the Azure side. We are monitoring before we resolve the issue.
investigating
We are still working closely with CSP support to figure out the path forward. The Azure support confirmed there is an issue with some components provided by CSP, investigation ongoing.
identified
We still see problematic compute nodes provided by CSP, so remediation may take more time. We working closely with Azure support.
identified
We are applying a change, unblocking the pending replicas. We already see sign of improvements for services that have the change applied.
investigating
We are aware about service degradation in Azure eastus2 region, impacting only one Availability Zone. New service provisioning time might be delayed. Customers may see increased latency.
July 2026
Monitoring and billing impact on customer services in ap-southeast-1
majorSource not attested
Last archived state: resolved
View archived record details
monitoring
The issue with monitoring and billing in ap-southeast-1 is resolved. We are now backfilling the missing data.
investigating
We are investigating an issue impacting customer services in ap-southeast-1. Some services may experience degraded availability.
resolved
Issue is now resolved. Currently backfilling metrics for dashboards.
investigating
Monitoring and billing is degraded in eu-west-1. Specifically:
Monitoring dashboards will not contain the latest data
Metric-based notification will not be sent
Missing metrics in prometheus endpoints
Billing metering is not currently updating
Autoscaling recommendations are not being applied
CDC ClickPipes stuck in maintenance state
majorSource not attested
Last archived state: resolved
View archived record details
monitoring
All services have recovered; we will continue monitoring the affected nodes and consolidating our findings. Please reach out to our support team to request access to the RCA, when available.
identified
Most services have fully recovered. Continuing to roll out the fix to remaining 4 services (all in `eu-central-1`, `us-east-2`).
identified
Services in `eu-central-1` have recovered. We're in the process of manually recovering ~20 services in other regions.
investigating
As part of our weekly upgrade process, CDC ClickPipes in `eu-central-1` became stuck in maintenance state. The team is working on a mitigation.
AWS eu-central-1 performance degradation
Source not attested
Last archived state: resolved
View archived record details
investigating
We are seeing degraded performance in AWS eu-central-1 starting around 4 pm PT.
<https://health.aws.amazon.com/health/status>
Cloud console UI down
criticalSource not attested
Last archived state: resolved
View archived record details
investigating
The backend services are not impacted but the cloud console UI is down.
Slow provisioning and operations in AWS us-east-1 region
minorSource not attested
Last archived state: resolved
View archived record details
identified
The issue is caused by AWS outage, please see [https://health.aws.amazon.com/health/status](https://health.aws.amazon.com/health/status "https://health.aws.amazon.com/health/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.
Issue with creating new ClickPipes in GCP regions
Source not attested
Last archived state: resolved
View archived record details
identified
We identified the cause of the issue and the team have applied a fix
investigating
ClickHouse Cloud team is investigating an issue with creating new ClickPipes in GCP. Provisioning of new pipes might be delayed or stuck.
