How We Prevented Magento Checkout Deadlocks for a Big Retailer During Traffic Surges

Short summary

A major retailer optimized Adobe Commerce checkout to prevent MySQL deadlocks during peak traffic via database tuning (transaction splitting, optimistic locking), Redis caching, and AWS autoscaling. Results: reduced latency, higher conversion rates, and scalable platform.

• •Prevent deadlocks by splitting large transactions and implementing optimistic locking patterns
• •Reduce database load using Redis for session management and query caching
• •Scale infrastructure dynamically with AWS autoscaling during traffic surges

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