Github user vanzin commented on a diff in the pull request:
https://github.com/apache/spark/pull/20474#discussion_r166409259
--- Diff:
core/src/main/scala/org/apache/spark/status/api/v1/OneApplicationResource.scala
---
@@ -51,6 +51,31 @@ private[v1] class AbstractApplicationResource extends
BaseAppResource {
@Path("executors")
def executorList(): Seq[ExecutorSummary] =
withUI(_.store.executorList(true))
+ @GET
+ @Path("executors/{executorId}/threads")
+ def threadDump(@PathParam("executorId") executorId: String): Response =
withUI { ui =>
--- End diff --
You can change the return type to `Array[ThreadStackTrace]` now (and adjust
the only path that actually returns something).
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