Outage in Temporal

Service disruptions in AWS us-east-1

Resolved Major
October 20, 2025 - Started 23 days ago - Lasted about 14 hours
Official incident page

Incident Report

Investigating increased latency in control-plane operations for some customers in AWS US-EAST-1 due to ongoing cloud operational issue. Workflow operations are not impacted.
Components affected
Temporal us-east-1

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Latest Updates ( sorted recent to last )
RESOLVED 23 days ago - at 10/20/2025 09:28PM

Update: Our systems are showing full recovery across all previously impacted namespaces. Namespaces that failed over during the incident have not yet been failed back. We are working directly with a small number of customers on follow-up recovery steps for issues indirectly related to this incident.

MONITORING 23 days ago - at 10/20/2025 08:40PM

We continue to see recovery and are actively monitoring stability in the affected region

MONITORING 23 days ago - at 10/20/2025 07:34PM

All pre-existing multi-region and multicloud namespaces to unaffected regions have been failed-over.

We are seeing major improvements in networking in the region. We will continue monitoring the situation until full recovery.

MONITORING 23 days ago - at 10/20/2025 04:50PM

Investigating service disruptions due to ongoing AWS outage in US-East-1. See: https://health.aws.amazon.com/health/status

We are experiencing network instability in us-east-1. Some customers may see increased latency and error rates in this region.

We are currently failing over pre-existing multi-region and multi-cloud namespaces to unaffected regions.

MONITORING 23 days ago - at 10/20/2025 04:35PM

Investigating service disruptions due to ongoing AWS outage in US-East-1. See: https://health.aws.amazon.com/health/status

We are currently seeing network instability in us-east-1. Some customers may see increased latency and error rates in this region.

MONITORING 23 days ago - at 10/20/2025 03:36PM

Investigating service disruptions due to ongoing AWS outage in US-East-1. See: https://health.aws.amazon.com/health/status

We are currently seeing network instability in us-east-1. Some customers may see increased latency and error rates in this region.

MONITORING 23 days ago - at 10/20/2025 10:22AM

AWS is observing services recovering, see: https://health.aws.amazon.com/health/status

Workflow operations are currently not affected.

IDENTIFIED 23 days ago - at 10/20/2025 08:11AM

Investigating service disruptions due to ongoing AWS outage in US-East-1. See: https://health.aws.amazon.com/health/status

There is a loss of OpenMetrics endpoint data for namespaces in us-east-1

Workflow operations are currently not affected.

INVESTIGATING 23 days ago - at 10/20/2025 08:07AM

Investigating service disruptions due to ongoing AWS outage in US-East-1. See: https://health.aws.amazon.com/health/status

Workflow operations are currently not affected.

INVESTIGATING 23 days ago - at 10/20/2025 07:42AM

Investigating increased latency in control-plane operations for some customers in AWS US-EAST-1 due to ongoing cloud operational issue. Workflow operations are not impacted.

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