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https://issues.apache.org/jira/browse/SPARK-45869?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dongjoon Hyun closed SPARK-45869.
---------------------------------

> Revisit and Improve Spark Standalone Cluster
> --------------------------------------------
>
>                 Key: SPARK-45869
>                 URL: https://issues.apache.org/jira/browse/SPARK-45869
>             Project: Spark
>          Issue Type: Epic
>          Components: Spark Core
>    Affects Versions: 4.0.0
>            Reporter: Dongjoon Hyun
>            Assignee: Dongjoon Hyun
>            Priority: Critical
>              Labels: releasenotes
>             Fix For: 4.0.0
>
>
> *Spark Standalone Cluster* has been supported for a long time as one of the 
> resource managers.
> As a part of Apache Spark 4.0.0, we revisit all layers of `Spark Standalone 
> Cluster` as a long running subsystem inside K8s environment.
>  # Spark Master, Worker, History Server Web UI Layer
>  # Spark Master HA and Recovery Layer
>  # Spark Master REST API Layer (including Cluster Utilization monitoring)
>  # Spark Job Scheduling Layer
>  # Spark Worker Management by exposing Cluster Utilization monitoring for 
> Elastic Cluster Management
>  # Spark Master/Worker dependency and classpath audit
>  # Security
>  # Documentation



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