Github user cenyuhai commented on a diff in the pull request:
https://github.com/apache/spark/pull/14969#discussion_r77651971
--- Diff: core/src/main/scala/org/apache/spark/ui/exec/ExecutorsTab.scala
---
@@ -70,15 +72,33 @@ class ExecutorsListener(storageStatusListener:
StorageStatusListener, conf: Spar
executorToLogUrls(eid) = executorAdded.executorInfo.logUrlMap
executorToTotalCores(eid) = executorAdded.executorInfo.totalCores
executorToTasksMax(eid) = executorToTotalCores(eid) /
conf.getInt("spark.task.cpus", 1)
- executorIdToData(eid) = new ExecutorUIData(executorAdded.time)
+ executorEvents += executorAdded
+ if (executorEvents.size > MAX_EXECUTOR_LIMIT) {
+ executorEvents = executorEvents.drop(1)
--- End diff --
Because drop function don't really remove element, it just return a new
collection.
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