Github user jerryshao commented on a diff in the pull request:
https://github.com/apache/spark/pull/9476#discussion_r43981544
--- Diff:
streaming/src/main/scala/org/apache/spark/streaming/DStreamGraph.scala ---
@@ -167,7 +167,8 @@ final private[streaming] class DStreamGraph extends
Serializable with Logging {
* safe remember duration which can be used to perform cleanup
operations.
*/
def getMaxInputStreamRememberDuration(): Duration = {
- inputStreams.map { _.rememberDuration }.maxBy { _.milliseconds }
+ // If an InputDStream is not used, its `rememberDuration` will be null
and we can ignore them
+ inputStreams.filter(_.rememberDuration !=
null).map(_.rememberDuration).maxBy(_.milliseconds)
--- End diff --
Good cache, looks good to me :).
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
