Prime Day 2026 took place June 23–26, 2026 as an exclusive event for Prime members, featuring millions of deals spanning more than 35 product categories. AWS published performance metrics across its service portfolio that powered the event, continuing an annual reporting tradition dating back to 2016.
Infrastructure metrics from Prime Day 2026
Compute and storage: AWS Graviton processors handled up to 49% of Amazon EC2 compute workloads during the event. Amazon EBS peaked at over 24.8 trillion I/O operations while moving more than an exabyte of data daily.
Serverless services: AWS Lambda processed over 2.3 trillion invocations per day. Amazon ECS launched an average of 158.3 million tasks daily on AWS Fargate, a 47.7 percent jump from Prime Day 2025.
Content delivery and caching: Amazon CloudFront delivered over 2.1 trillion HTTP requests during the global week, up 5 percent from the previous year. Amazon ElastiCache peaked at serving over 2.3 quadrillion daily requests and 2.1 trillion requests within a single minute.
Databases: Amazon DynamoDB, which powers Alexa, Amazon.com sites, and fulfillment center systems, processed over 59 trillion requests across the four-day period while maintaining single-digit millisecond response times and peaking at 192 million requests per second. Amazon Aurora handled hundreds of billions of transactions, stored 5,491 terabytes of data, and transferred 1,194 terabytes.
Data streaming and messaging: Amazon Kinesis Data Streams peaked at 988 million records per second. Amazon SNS delivered 5 trillion messages in a single day. Amazon SQS received a peak of 213 million messages per second.
Monitoring and security: AWS CloudTrail processed 3.6 trillion API activity events in four days, a 44 percent increase from Prime Day 2025. Amazon CloudWatch processed over 2.15 quadrillion metric observations daily. Amazon GuardDuty monitored an average of 14.08 trillion log events per hour, up 59 percent year-over-year.
Resilience testing: AWS Fault Injection Service conducted over 44,000 experiments to ensure Amazon.com availability during the event, more than six times the number run in 2025.
Preparing for peak demand events
AWS offers Countdown Premium, a service designed to help organizations manage infrastructure during business-critical events, product launches, and migrations. The offering covers retail peak seasons, major sporting events, elections, and healthcare enrollment periods. AWS experts work with teams to scale infrastructure for traffic spikes while maintaining security and performance, optimizing costs during demand surges, and monitoring real-time requirements. More information is available at AWS Countdown Premium for business critical events.