Developed a comprehensive documentation guide for the apache/pulsar-site repository, focusing on best practices for configuring the metadataServiceUri in BookKeeper. The work detailed three distinct configuration methods, emphasizing the use of the 'metadata-store:zk:' format to enhance rack-awareness in Pulsar 3.x and 4.x deployments. Markdown was used to structure the technical writing, ensuring clarity for operators and reducing operational risk. The guide also explicitly cautioned against the 'zk+hierarchical://' method due to potential rack-awareness issues. This targeted documentation effort supports more reliable deployments by providing clear, actionable guidance and demonstrates strong skills in technical writing and documentation.