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RudderStack: Issues with python transformations in US.
RudderStack reported a major outage affecting Python Transformations in the US from 2025-10-20 15:32 UTC to 2025-10-20 21:51 UTC (6 h 18 min). The vendor attributed the issues to an ongoing AWS incident and limited AWS resources; increased EC2 instance launches restored capacity, and all backlog was cleared with no lingering customer impact reported.
Machine-written from the archived incident (Sol). Check the timeline before relying on it.
Affected components: Data Processing Pipeline - Data Processing Pipeline (US)Data Processing Pipeline (US)
Timeline of updates
- identified
RudderStack is actively working to resolve the issues caused by the ongoing AWS incident. Currently, customers in US using Python Transformations are impacted, and we are focused on restoring this feature as soon as possible. Our efforts are currently constrained by limited AWS resource availability, but we are exploring multiple options to restore full functionality. We will share another update as soon as we have more information.
- monitoring
We are seeing successful increased launches of new EC2 instances and thus able to resource python transformations. We will be monitoring till all the backlog is cleared
- resolved
RudderStack has cleared all backlog across all the python transformations. We do not see any lingering impact to customers. If you have questions contact your account team
Rewindex changes for this incident
- Major incident: Issues with python transformations in US. 2025-10-20 15:32 UTC
Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab). RudderStack profile · Recent RudderStack incidents · Markdown · JSON