Github user vanzin commented on a diff in the pull request: https://github.com/apache/spark/pull/20203#discussion_r161045636 --- Diff: core/src/main/scala/org/apache/spark/status/AppStatusListener.scala --- @@ -223,6 +228,15 @@ private[spark] class AppStatusListener( updateNodeBlackList(event.hostId, false) } + def updateBlackListStatusForStage(executorId: String, stageId: Int, stageAttemptId: Int): Unit = { + Option(liveStages.get((stageId, stageAttemptId))).foreach { stage => + val now = System.nanoTime() + val esummary = stage.executorSummary(executorId) + esummary.isBlacklisted = true + maybeUpdate(esummary, now) + } + } + --- End diff -- `liveUpdate` / `maybeUpdate` are optimizations to avoid unnecessary writes to disk. They can be called for intermediate updates (which would be reflected in a live application), and only force the write at the very last update (so the data is written in the SHS).
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