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https://issues.apache.org/jira/browse/BEAM-7969?focusedWorklogId=295066&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-295066
]
ASF GitHub Bot logged work on BEAM-7969:
----------------------------------------
Author: ASF GitHub Bot
Created on: 14/Aug/19 22:17
Start Date: 14/Aug/19 22:17
Worklog Time Spent: 10m
Work Description: Ardagan commented on pull request #9330: [BEAM-7969]
Report FnAPI counters as deltas in streaming jobs.
URL: https://github.com/apache/beam/pull/9330#discussion_r314107619
##########
File path:
runners/google-cloud-dataflow-java/worker/src/main/java/org/apache/beam/runners/dataflow/worker/StreamingDataflowWorker.java
##########
@@ -1867,6 +1873,28 @@ private void sendWorkerUpdatesToDataflowService(
cumulativeCounters.extractUpdates(false,
DataflowCounterUpdateExtractor.INSTANCE));
counterUpdates.addAll(
deltaCounters.extractModifiedDeltaUpdates(DataflowCounterUpdateExtractor.INSTANCE));
+ if (hasExperiment(options, "beam_fn_api")) {
+ while (!this.pendingMonitoringInfos.isEmpty()) {
+ final CounterUpdate item = this.pendingMonitoringInfos.poll();
+
+ // This change will treat counter as delta.
+ // This is required because we receive cumulative results from FnAPI
harness,
+ // while streaming job is expected to receive delta updates to
counters on same
+ // WorkItem.
+ if (item.getCumulative()) {
+ item.setCumulative(false);
+ } else {
+ // In current world all counters coming from FnAPI are cumulative.
+ // This is a safety check in case new counter type appears in
FnAPI.
+ throw new UnsupportedOperationException(
Review comment:
It is better to fail fast in this case. New type of counter appears only
when someone modifies SDK, so it comes from beam developer, not user.
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Issue Time Tracking
-------------------
Worklog Id: (was: 295066)
Time Spent: 1h 40m (was: 1.5h)
> Streaming Dataflow worker doesn't report FnAPI metrics.
> -------------------------------------------------------
>
> Key: BEAM-7969
> URL: https://issues.apache.org/jira/browse/BEAM-7969
> Project: Beam
> Issue Type: Bug
> Components: java-fn-execution, runner-dataflow
> Reporter: Mikhail Gryzykhin
> Assignee: Mikhail Gryzykhin
> Priority: Major
> Time Spent: 1h 40m
> Remaining Estimate: 0h
>
> EOM
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