Outage in Amazon AI
Elevated packet loss - Spain
Resolved Minor
October 04, 2026 - Started about 3 hours ago
- Lasted about 3 hours
Incident Report
Summary AI Generated
Amazon Web Services experienced elevated packet loss within a single Availability Zone (eus2-az1) in the EU-SOUTH-2 (Spain) region, causing increased API latencies and error rates across a broad range of services including EC2, EKS, DynamoDB, SageMaker, and networking components. The incident lasted approximately 2.5 hours before engineers identified the root cause and began mitigation, with early signs of recovery observed toward the end of the window.
We are investigating elevated packet loss in the EU-SOUTH-2 Region.
Components affected
Amazon AI Amazon Athena Amazon AI Amazon DynamoDB Amazon AI Amazon Elastic Compute Cloud Amazon AI Amazon Elastic Container Service Amazon AI Amazon Elastic File System Amazon AI Amazon Elastic Kubernetes Service Amazon AI Amazon Elastic Load Balancing Amazon AI Amazon Elastic MapReduce Amazon AI Amazon FSx Amazon AI Amazon Redshift Amazon AI Amazon SageMaker Amazon AI Amazon Virtual Private Cloud Amazon AI AWS Certificate Manager Amazon AI AWS CloudTrail Amazon AI AWS Direct Connect Amazon AI AWS Glue Amazon AI AWS Internet Connectivity Amazon AI AWS IoT Device Management Amazon AI AWS NAT Gateway Amazon AI AWS Network Firewall Amazon AI AWS Step Functions Amazon AI AWS Systems Manager Amazon AI AWS Transit Gateway Amazon AI AWS VPCE PrivateLink Amazon AI AWS Certificate Manager (Spain) Amazon AI AWS Cloud WAN Amazon AI AWS Network Firewall (Spain) Amazon AI Amazon Athena (Spain) Amazon AI AWS CloudTrail (Spain) Amazon AI AWS Direct Connect (Spain) Amazon AI Amazon DynamoDB (Spain) Amazon AI Amazon Elastic Compute Cloud (Spain) Amazon AI Amazon Elastic File System (Spain) Amazon AI Amazon Elastic Load Balancing (Spain) Amazon AI Amazon Elastic MapReduce (Spain) Amazon AI Amazon Elastic Container Service (Spain) Amazon AI Amazon Elastic Kubernetes Service (Spain) Amazon AI Amazon FSx (Spain) Amazon AI AWS Fargate Amazon AI AWS Fargate (Spain) Amazon AI AWS Glue (Spain) Amazon AI AWS Internet Connectivity (Spain) Amazon AI AWS NAT Gateway (Spain) Amazon AI Amazon Redshift (Spain) Amazon AI AWS Systems Manager (Spain) Amazon AI Amazon SageMaker (Spain) Amazon AI AWS Step Functions (Spain) Amazon AI AWS Transfer Family Amazon AI AWS Transfer Family (Spain) Amazon AI AWS Transit Gateway (Spain) Amazon AI Amazon Virtual Private Cloud (Spain) Amazon AI AWS VPCE PrivateLink (Spain)Latest Updates ( sorted recent to last )
UPDATE
19 minutes ago - at 10/04/2026 06:45PM
We are seeing early signs of recovery. We will provide you with another update by 12:00 PM PDT.
UPDATE
about 1 hour ago - at 10/04/2026 05:56PM
We have identified the root cause and are currently focusing our mitigation efforts to drive full recovery. While we don't have an exact estimate for how long our current efforts will take, we do expect to see incremental improvements as our efforts proceed. We will provide you with another update by 11:45 AM PDT, or sooner if new information becomes available.
UPDATE
about 2 hours ago - at 10/04/2026 05:06PM
Our efforts to mitigate the elevated packet loss with a single Availability Zone (eus2-az1) in the EU-SOUTH-2 Region is still underway. We are seeing some signs of improvement as a result of multiple parallel efforts. We continue to work to confirm root cause and fully mitigate the issue. While we currently do not have an estimate for how long our actions will take, we will keep you informed of our progress and provide you with another update by 11:00 AM PDT or sooner as new information becomes available.
UPDATE
about 2 hours ago - at 10/04/2026 04:36PM
We are experiencing elevated packet loss with a single Availability Zone (eus2-az1) in the EU-SOUTH-2 Region. This issue is also resulting in elevated API latencies and error rates for other workflows and AWS Services. Engineers were automatically engaged and are working to identify the root cause and to mitigate the issue. We will provide you with another update by 10:15 AM PDT or sooner as new information becomes available.
UPDATE
about 3 hours ago - at 10/04/2026 04:14PM
We are investigating elevated packet loss in the EU-SOUTH-2 Region.
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