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At Optum, fulfilling requests to make health records available to doctors and patients is a challenging prospect and a top priority. Optum stores over 30 billion individual pieces of metadata that need to be made accessible in a timely manner – usually in two seconds or less. Learn how Optum used Elasticsearch as a metadata repository to search through billions of health records in seconds and see how Optum implemented Elastic APM to dive deep into their application performance to improve response times.