Fivetran: Multiple connections sync are stuck blocking the data processing and resulted in sync gaps/delays on the Fivetran dashboard

Incident Report for Fivetran

Resolved

This incident has been resolved. We have confirmed that instance rates have returned to normal, and connections are syncing successfully.

Incident Summary

Description:
We identified an issue where multiple connections sync were stuck, blocking the data processing, and resulted in a sync gaps/delays on the Fivetran dashboard

Timeline:
The issue began on October 21, 2025, at 11:35 AM PT and was resolved at 6:47 PM PT

Cause:
An anomaly within our internal logging service led to the data processing pipeline becoming unresponsive and stuck.

Impact:
The unresponsiveness of the data processing pipeline blocked the successful completion of the current data syncs and prevented the subsequent sync from initiating.

Resolution:
Fivetran performed a cleanup of the syncs that were in this stuck state to fix the issue

Posted Oct 22, 2025 - 02:00 UTC