Github user tdas commented on a diff in the pull request:
https://github.com/apache/spark/pull/5952#discussion_r29816923
--- Diff:
streaming/src/main/scala/org/apache/spark/streaming/ui/AllBatchesTable.scala ---
@@ -26,8 +26,10 @@ private[ui] abstract class BatchTableBase(tableId:
String) {
protected def columns: Seq[Node] = {
<th>Batch Time</th>
<th>Input Size</th>
- <th>Scheduling Delay</th>
- <th>Processing Time</th>
+ <th>Scheduling Delay
+ {SparkUIUtils.tooltip("Time taken by Streaming to schedule a
batch", "top")}</th>
--- End diff --
I think he wanted ot highlight that the delay is in the streaming scheduler
and not the DAGScheduler/Taskscheduler. How about "Time taken by streaming
scheduler to submit jobs of a batch."
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