dongjoon-hyun commented on code in PR #51345:
URL: https://github.com/apache/spark/pull/51345#discussion_r2178705982
##########
core/src/main/scala/org/apache/spark/api/python/PythonWorkerFactory.scala:
##########
@@ -130,12 +130,13 @@ private[spark] class PythonWorkerFactory(
// Pull from idle workers until we one that is alive, otherwise create
a new one.
while (idleWorkers.nonEmpty) {
val worker = idleWorkers.dequeue()
- val workerHandle = daemonWorkers(worker)
- if (workerHandle.isAlive()) {
- try {
- return (worker.refresh(), Some(workerHandle))
- } catch {
- case c: CancelledKeyException => /* pass */
+ daemonWorkers.get(worker).foreach { workerHandle =>
+ if (workerHandle.isAlive()) {
+ try {
+ return (worker.refresh(), Some(workerHandle))
+ } catch {
+ case _: CancelledKeyException => /* pass */
+ }
}
}
Review Comment:
IIUC, after this PR, instead of showing `key not found`, it shows `Worker
xxx process from idle queue is dead, discarding.` and stopped the worker
directly?
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