HyukjinKwon commented on code in PR #50466:
URL: https://github.com/apache/spark/pull/50466#discussion_r2027861684


##########
core/src/main/scala/org/apache/spark/api/python/StreamingPythonRunner.scala:
##########
@@ -78,14 +80,20 @@ private[spark] class StreamingPythonRunner(
     pythonWorker = Some(worker)
     pythonWorkerFactory = Some(workerFactory)
 
-    val socket = pythonWorker.get.channel.socket()
-    val stream = new BufferedOutputStream(socket.getOutputStream, bufferSize)
-    val dataIn = new DataInputStream(new 
BufferedInputStream(socket.getInputStream, bufferSize))
+    val socketChannel = pythonWorker.get.channel
+    val stream = new 
BufferedOutputStream(Channels.newOutputStream(socketChannel), bufferSize)
+    val dataIn = new DataInputStream(
+      new BufferedInputStream(Channels.newInputStream(socketChannel), 
bufferSize))
     val dataOut = new DataOutputStream(stream)
 
-    val originalTimeout = socket.getSoTimeout()
-    // Set timeout to 5 minute during initialization config transmission
-    socket.setSoTimeout(5 * 60 * 1000)

Review Comment:
   UDS is bound to filesystems so makes less sense to set the timeout (and it's 
not supported in either Python or Java)



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