Migration Assistant for Amazon OpenSearch Service assists you in migrating your self-managed Elasticsearch and OpenSearch clusters to Amazon OpenSearch Service managed clusters or serverless collections. This AWS Solution automates manual migration tasks by facilitating existing and live data migration. It also includes advanced features, such as traffic capture and replay, to help identify potential migration and upgrade issues earlier. This solution not only streamlines the migration process but also enables performance and behavioral comparisons based on real customer workloads.