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ClickHouse Cloud

We are investigating an issue in Azure eastus2 region, impacting replicas in one specific Availability Zone

Degraded Lasted 4h 50m · started · ClickHouse Cloud's page

Level
confirmed
Worst impact
Degraded
Down Index
21of 100

What to do

  • Check whether your product depends on ClickHouse Cloud. Check your stack

    Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.
  • Confirm your retries, queues and scheduled jobs caught up after the 4h 50m it lasted.

    Anything that failed between 2026-08-02 14:44 UTC and 2026-08-02 19:34 UTC may need a replay.
  • Subscribe to ClickHouse Cloud's feed to hear about the next one first. RSS feed

    https://down.guide/feed?provider=clickhouse-cloud works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Updates from ClickHouse Cloud 6

  1. 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.

    provider

  2. identified

    We are applying a change, unblocking the pending replicas. We already see sign of improvements for services that have the change applied.

    provider

  3. identified

    We still see problematic compute nodes provided by CSP, so remediation may take more time. We working closely with Azure support.

    provider

  4. 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.

    provider

  5. monitoring

    The issue seems to be resolved on the Azure side. We are monitoring before we resolve the issue.

    provider

  6. resolved

    The issue is now resolved. All services are back to normal.

    provider

Reports count in aggregate; nothing about you is shown.

Corrections

None so far.

Something wrong on this page? Report an error or send us a note. Every fix is listed here.

Questions about DWN-c6305fe8f5

Is ClickHouse Cloud still down?

No, this incident was resolved 2026-08-02 19:34 UTC. For ClickHouse Cloud's live state, see https://down.guide/clickhouse-cloud.

How long did it last?

4h 50m, from 2026-08-02 14:44 UTC to 2026-08-02 19:34 UTC, by the times ClickHouse Cloud posted.

What caused it?

ClickHouse Cloud hasn't published a root cause. If it does, it shows here.

Where does this come from?

ClickHouse Cloud's official status page, https://status.clickhouse.com, quoted verbatim. down.guide's own probes, reports and social counts are labeled as ours.