Outage in Fivetran

Fivetran: Connector SDK syncs are failing with the error "Unable to start the Docker daemon process within the timeout"

Resolved Minor

December 10, 2025 - Started 4 months ago - Lasted about 3 hours
Official incident page

Incident Report

The issue has been identified and we are working to resolve it.

Components affected

Fivetran Connector SDK

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Latest Updates ( sorted recent to last )

RESOLVED 4 months ago - at 12/10/2025 03:21AM

Incident Summary

Description:
We have identified an issue where the SDK connection syncs started failing with the error "Unable to start the Docker daemon process within the timeout"

Timeline:
The issue started on December 9, 2025, at 23:00 UTC and was resolved on December 10, 2025, around 02:15 UTC.

Cause:
A faulty change intended to use standard Debian jemalloc paths was merged and deployed. This caused the default environment variables to be overridden, which caused Docker startup to fail

Resolution:
Hotfix has been deployed to revert the changes, and the connections are syncing successfully after the fix.

MONITORING 4 months ago - at 12/10/2025 02:25AM

We identified that the issue was caused by a recent change affecting the Docker daemon process startup. A hotfix has been deployed to revert the changes, and syncs are now succeeding. We will continue to monitor the syncs.

IDENTIFIED 4 months ago - at 12/10/2025 12:30AM

The issue has been identified and we are working to resolve it.

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