How to Fix DynamoDB Hot Partition and Throughput Throttling 27 Mar 2026 Post a Comment If your application suddenly starts failing with a ProvisionedThroughputExceededException , you are likely hitting a performance wall in Amazon Dyn… Amazon DynamoDBAWS database scalingDynamoDB hot partitionNoSQL database designProvisionedThroughputExceededExceptionThrottling fixWrite sharding