Github user tgravescs commented on a diff in the pull request:
https://github.com/apache/spark/pull/22192#discussion_r214354153
--- Diff: core/src/main/scala/org/apache/spark/executor/Executor.scala ---
@@ -130,6 +130,11 @@ private[spark] class Executor(
private val urlClassLoader = createClassLoader()
private val replClassLoader = addReplClassLoaderIfNeeded(urlClassLoader)
+ // Load executor plugins
--- End diff --
Might be useful to have logDebug before and after these calls so if
necessary we can see it trying to load plugins and then when its finished.
Might help more easily find bad plugins. If others think its overkill I'm ok
leaving it out though
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