Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/4665#discussion_r25036932
--- Diff: docs/configuration.md ---
@@ -135,6 +139,10 @@ of the most common options to set are:
Having a high limit may cause out-of-memory errors in driver (depends
on spark.driver.memory
and memory overhead of objects in JVM). Setting a proper limit can
protect the driver from
out-of-memory errors.
+
+ <br /><em>Note:</em> In client mode, this config must not be set
through the <code>SparkConf</code>
+ directly in your application, because the driver JVM has already
started at that point.
+ Instead, please set this through the default properties file.</td>
--- End diff --
this doesn't actually apply here. `maxResultSize` can be read after the JVM
is started, so please remove this line here.
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