Github user tejasapatil commented on a diff in the pull request:
https://github.com/apache/spark/pull/12309#discussion_r60339435
--- Diff: core/src/main/scala/org/apache/spark/rdd/PipedRDD.scala ---
@@ -144,7 +142,8 @@ private[spark] class PipedRDD[T: ClassTag](
new Thread(s"stdin writer for $command") {
override def run(): Unit = {
TaskContext.setTaskContext(context)
- val out = new PrintWriter(proc.getOutputStream)
+ val out = new PrintWriter(new BufferedWriter(
--- End diff --
Introducing a new configuration has a limitation that it will force the
entire pipeline (which might have several pipe() operations) to use the same
buffer size globally. I prefer this to be in the API itself and preferably
should be backward compatible so that existing jobs are not affected.
---
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]
