[SPARK-26890] Add Dropwizard metrics list and additional configuration details to the documentation

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.4.0
• Fix Version/s: 3.0.0
• Component/s: Documentation, Spark Core
• Assignee: Luca Canali
• Reporter: Luca Canali
• Created: 15/Feb/19 13:18
• Updated: 27/Feb/19 16:10
• Resolved: 27/Feb/19 16:07

Description

This Jira proposes to extend the documentation about the Spark metrics system in the monitoring guide. In particular by

• adding a list of the available metrics grouped per component instance
• adding information on configuration parameters that can be used to configure the metrics system in alternative to the metrics.properties file
• adding information on the configuration parameters needed to enable certain metrics

Issue Links

• links to: GitHub Pull Request #23798