Temporal incident

Drop in sync match rates for Activity/Workflow Processing for some customers

Minor Resolved View vendor source →

Temporal experienced a minor incident on December 16, 2025 affecting us-west1 and eu-central-1, lasting 1d 9h. The incident has been resolved; the full update timeline is below.

Started
Dec 16, 2025, 03:29 PM UTC
Resolved
Dec 18, 2025, 01:05 AM UTC
Duration
1d 9h
Detected by Pingoru
Dec 16, 2025, 03:29 PM UTC

Affected components

us-west1eu-central-1

Update timeline

  1. investigating Dec 16, 2025, 03:29 PM UTC

    We are currently investigating this issue.

  2. identified Dec 16, 2025, 04:57 PM UTC

    The issue has been identified and a fix is being implemented.

  3. identified Dec 16, 2025, 05:02 PM UTC

    This is a metrics issue and no actual impact to sync match rates for customers. Still investigating possible fixes.

  4. identified Dec 16, 2025, 07:11 PM UTC

    We are continuing to work on a fix for this issue.

  5. identified Dec 17, 2025, 11:04 AM UTC

    We are actively working on a fix for this issue.

  6. identified Dec 17, 2025, 06:39 PM UTC

    We are deploying a fix for this.

  7. monitoring Dec 17, 2025, 11:58 PM UTC

    A fix has been implemented and we are monitoring the results.

  8. resolved Dec 18, 2025, 01:05 AM UTC

    This incident has been resolved.