dongjoon-hyun commented on code in PR #41709:
URL: https://github.com/apache/spark/pull/41709#discussion_r1239318546
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core/src/main/scala/org/apache/spark/storage/BlockManagerStorageEndpoint.scala:
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@@ -78,6 +78,9 @@ class BlockManagerStorageEndpoint(
case TriggerThreadDump =>
context.reply(Utils.getThreadDump())
+ case TriggerHeapHistogram =>
+ context.reply(Utils.getHeapHistogram())
Review Comment:
All Java 11+ has `jmap` because they are JDK~
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