Sauce Labs incident

2025-November-04 Service Incident

Resolved after 3 hours 7 minutes, affecting EU-Central and EU-Central, on November 4, 2025.

postmortem Jan 06, 2026, 02:40 PM UTC

### **Dates:** Monday November 4 2025, 04:35 UTC - 08:20 UTC. ### **What happened:** The web UI for Insights and Test Results was intermittently unresponsive. ### **Why it happened:** A data store of components of the UI experienced unexpectedly high load, resulting in an unresponsive service. ### **How we fixed it:** The issue was resolved without human intervention. ### **What we are doing to prevent it from happening again:** We have improved support for the 3rd party vendor's logging and metrics tools.

Started
Nov 04, 2025, 08:02 AM UTC
Resolved
Nov 04, 2025, 11:10 AM UTC
Duration
3h 7m
Detected by Pingoru
Nov 04, 2025, 08:02 AM UTC

Affected components

EU-CentralEU-Central

Update timeline

  1. investigating Nov 04, 2025, 08:02 AM UTC

    We are currently seeing issues accessing the Sauce Home, Insights, Test Results, API in EU-Central-1. We are investigating.

  2. resolved Nov 04, 2025, 11:10 AM UTC

    The access to Sauce Labs Home, Test Results, Insights, API has been restored. All services are fully operational.

  3. postmortem Jan 06, 2026, 02:40 PM UTC

    ### **Dates:** Monday November 4 2025, 04:35 UTC - 08:20 UTC. ### **What happened:** The web UI for Insights and Test Results was intermittently unresponsive. ### **Why it happened:** A data store of components of the UI experienced unexpectedly high load, resulting in an unresponsive service. ### **How we fixed it:** The issue was resolved without human intervention. ### **What we are doing to prevent it from happening again:** We have improved support for the 3rd party vendor's logging and metrics tools.

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