Spark Usage Instruction

In MRS 3.3.0-LTS and later versions, the Spark2x component is renamed Spark, and the role names of this component are also changed. For example, JobHistory2x is changed to JobHistory.

Refer to the descriptions and operations related to the component name and role names in the document based on your MRS version.

Spark is an open-source parallel data processing framework. It helps you easily and quickly develop big data applications and perform offline processing, stream processing, and interactive analysis on data.

Spark has obvious advantages over Hadoop in terms of performance.