[GitHub] [spark-website] yutoacts commented on a change in pull request #350: [SPARK-36335] Add local-cluster docs to developer-tools.md

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yutoacts commented on a change in pull request #350:
URL: https://github.com/apache/spark-website/pull/350#discussion_r680600573



##########
File path: site/developer-tools.html
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@@ -793,6 +793,18 @@ <h4>In Spark unit tests</h4>
 The platform-specific paths to the profiler agents are listed in the 
 <a href="http://www.yourkit.com/docs/80/help/agent.jsp">YourKit documentation</a>.</p>
 
+<p><a name="local-cluster"></a></p>
+<h3>Local-cluster mode</h3>
+
+<p>When launching applications with spark-submit, besides options in 
+<a href="https://spark.apache.org/docs/latest/submitting-applications.html#master-urls">Master URLs</a>
+, set local-cluster option to emulate a distributed cluster in a single JVM.</p>

Review comment:
       I thought it is not necessary as it's on a developer-tools page but I'm totally fine with explicitly saying that here.
   BTW if local-cluster mode ends up written in main documents (https://github.com/apache/spark/pull/33537), should it still be documented here?




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