MapReduce Service ================= MapReduce Service (MRS) provides enterprise-level big data clusters on the cloud, which are fully controlled by tenants and support the Hadoop, Spark, HBase, Kafka, and Storm components. .. directive_wrapper:: :class: container-sbv .. service_card:: :service_type: mrs :umn: This document provides detailed operation guidance of MRS to help you learn and use MRS. :api-ref: This document introduces API reference provided by MRS and describes functions and parameters of each API. :operation-guide: This document describes how to use big data components in MRS to easily run the components for big data analysis and processing. :operation-guide-lts: This document describes how to use the big data components in the MRS cluster of the LTS version to easily run the big data analysis and processing components.