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https://issues.apache.org/jira/browse/BEAM-5760?focusedWorklogId=155997&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-155997
]
ASF GitHub Bot logged work on BEAM-5760:
----------------------------------------
Author: ASF GitHub Bot
Created on: 18/Oct/18 16:17
Start Date: 18/Oct/18 16:17
Worklog Time Spent: 10m
Work Description: tweise commented on a change in pull request #6723:
[WIP] [BEAM-5760] Add support for multi-element bundles to portable Flink
runner.
URL: https://github.com/apache/beam/pull/6723#discussion_r226373005
##########
File path:
runners/flink/src/main/java/org/apache/beam/runners/flink/translation/wrappers/streaming/ExecutableStageDoFnOperator.java
##########
@@ -222,12 +189,37 @@ protected void
addSideInputValue(StreamRecord<RawUnionValue> streamRecord) {
private class SdkHarnessDoFnRunner implements DoFnRunner<InputT, OutputT> {
@Override
- public void startBundle() {}
+ public void startBundle() {
+ checkState(
+ stageBundleFactory != null, "%s not yet prepared",
StageBundleFactory.class.getName());
+ checkState(
+ stateRequestHandler != null, "%s not yet prepared",
StateRequestHandler.class.getName());
+ OutputReceiverFactory receiverFactory =
+ new OutputReceiverFactory() {
+ @Override
+ public FnDataReceiver<OutputT> create(String pCollectionId) {
+ return (receivedElement) -> {
+ // handover to queue, do not block the grpc thread
+ outputQueue.put(KV.of(pCollectionId, receivedElement));
+ };
+ }
+ };
+
+ try {
+ remoteBundle =
+ stageBundleFactory.getBundle(receiverFactory, stateRequestHandler,
progressHandler);
+ } catch (Exception e) {
+ throw new RuntimeException(e);
+ }
+ }
@Override
- public void processElement(WindowedValue<InputT> elem) {
+ public void processElement(WindowedValue<InputT> element) {
try {
- processElementWithSdkHarness(elem);
+ checkState(remoteBundle != null, "%s not yet prepared",
RemoteBundle.class.getName());
Review comment:
Just what the original author decided to do, not a convention.
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Issue Time Tracking
-------------------
Worklog Id: (was: 155997)
Time Spent: 2h 10m (was: 2h)
> Portable Flink support for maxBundleSize/maxBundleMillis
> --------------------------------------------------------
>
> Key: BEAM-5760
> URL: https://issues.apache.org/jira/browse/BEAM-5760
> Project: Beam
> Issue Type: Improvement
> Components: runner-flink
> Affects Versions: 2.8.0
> Reporter: Thomas Weise
> Assignee: Thomas Weise
> Priority: Major
> Labels: portability-flink
> Fix For: 2.9.0
>
> Time Spent: 2h 10m
> Remaining Estimate: 0h
>
> The portable runner needs to support larger bundles in streaming mode.
> Currently every element is a separate bundle, which is very inefficient due
> to the per bundle SDK worker overhead. The old Java SDK runner already
> supports these parameters.
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