cloud-fan commented on a change in pull request #26624: URL: https://github.com/apache/spark/pull/26624#discussion_r420611475
########## File path: core/src/main/scala/org/apache/spark/util/ThreadUtils.scala ########## @@ -157,23 +259,23 @@ private[spark] object ThreadUtils { */ def newDaemonFixedThreadPool(nThreads: Int, prefix: String): ThreadPoolExecutor = { val threadFactory = namedThreadFactory(prefix) - Executors.newFixedThreadPool(nThreads, threadFactory).asInstanceOf[ThreadPoolExecutor] + MDCAwareThreadPoolExecutor.newFixedThreadPool(nThreads, threadFactory) Review comment: I mean the things we documented: 1) task name apparently doesn't apply to the driver side 2) custom MDC properties set by `spark.sparkContext.setLocalProperty("mdc." + name, "value")` We usually don't commit changes that "may be used later". We can submit the changes when we really need them. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org