Changes / CockroachDB / Cluster connectivity and execution issues
CockroachDB: Major incident: Cluster connectivity and execution issues
Summary
CockroachDB reported a major outage preventing some Basic and Standard clusters in eu-west1 from connecting or executing queries. It ran from 2026-08-04 23:46 UTC to 2026-08-05 19:50 UTC (20 h 3 min). Immediate impact was mitigated by 2026-08-05 03:55 UTC; resolution followed monitoring confirming stability, with no root cause stated.
Machine-written from the diff below (Sol; type: incident outage). Check the diff before relying on it.
What changed
Before: not present
After: Cluster connectivity and execution issues
Before: not present
After: major
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After: resolved
Before: not present
After: 2026-08-04 23:46 UTC
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After: 2026-08-05 19:50 UTC
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After: CockroachDB Basic/Standard
Before: not present
After: We are investigating an issue affecting a subset of Free Tier clusters in eu-west-1, where some clusters may be unable to connect or execute queries. Teams have been notified and are actively working on mitigation.
Before: not present
After: We are investigating an issue affecting a subset of Basic clusters in eu-west1, where some clusters may be unable to connect or execute queries. Teams have been notified and are actively working on mitigation.
Before: not present
After: We are investigating an issue affecting a subset of Basic and Standard clusters in eu-west1, where some clusters may be unable to connect or execute queries. Teams have been notified and are actively working on mitigation.
Before: not present
After: Teams have mitigated the immediate active impact, but work continues to ensure the problem does not recur and to fully understand the root cause. For now we will continue to monitor the situation. If you continue to experience impacts, please reach out to Support.
Before: not present
After: Following an extended period of monitoring, the team has confirmed that the cluster remains healthy and stable.
First version of this incident archived by Rewindex. View the live incident (opens in new tab).
History of this incident
| When (UTC) | Change | Kind |
|---|---|---|
| Major incident: Cluster connectivity and execution issues (this change) CockroachDB reported a major outage preventing some Basic and Standard clusters in eu-west1 from connecting or executing queries. It ran from 2026-08-04 23:46 UTC to 2026-08-05 19:50 UTC (20 h 3 min). Immediate impact was mitigated by 2026-08-05 03:55 UTC; resolution followed monitoring confirming stability, with no root cause stated. | Major incident |
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