Github user sarutak commented on a diff in the pull request:
https://github.com/apache/spark/pull/2436#discussion_r17696251
--- Diff: core/src/main/scala/org/apache/spark/deploy/master/Master.scala
---
@@ -491,14 +491,13 @@ private[spark] class Master(
val shuffledAliveWorkers = Random.shuffle(workers.toSeq.filter(_.state
== WorkerState.ALIVE))
val aliveWorkerNum = shuffledAliveWorkers.size
var curPos = 0
+ var stopPos = aliveWorkerNum
for (driver <- waitingDrivers.toList) { // iterate over a copy of
waitingDrivers
// We assign workers to each waiting driver in a round-robin
fashion. For each driver, we
// start from the last worker that was assigned a driver, and
continue onwards until we have
// explored all alive workers.
- curPos = (curPos + 1) % aliveWorkerNum
- val startPos = curPos
--- End diff --
I had misunderstanding. I thought you mentioned remove stopPos and curPos.
I understood keeping curPos.
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