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From "ASF GitHub Bot (JIRA)" <>
Subject [jira] [Work logged] (BEAM-3803) [Nexmark] Not all runners support attempted metrics
Date Fri, 09 Mar 2018 17:19:00 GMT


ASF GitHub Bot logged work on BEAM-3803:

                Author: ASF GitHub Bot
            Created on: 09/Mar/18 17:18
            Start Date: 09/Mar/18 17:18
    Worklog Time Spent: 10m 
      Work Description: apilloud commented on a change in pull request #4823: [BEAM-3803]
[Nexmark] Handle both committed and attempted metrics

 File path: sdks/java/core/src/main/java/org/apache/beam/sdk/metrics/
 @@ -32,14 +33,13 @@
    * Return the value of this metric across all successfully completed parts of the pipeline.
-   *
-   * <p>Not all runners will support committed metrics. If they are not supported,
the runner will
-   * throw an {@link UnsupportedOperationException}.
+  @Nullable
 Review comment:
   Looks like I wasn't looking hard enough. There are implementations that obey this contract.
I'll update dataflow instead of changing it.

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Issue Time Tracking

    Worklog Id:     (was: 78946)
    Time Spent: 2h 40m  (was: 2.5h)

> [Nexmark] Not all runners support attempted metrics
> ---------------------------------------------------
>                 Key: BEAM-3803
>                 URL:
>             Project: Beam
>          Issue Type: Bug
>          Components: runner-dataflow
>            Reporter: Andrew Pilloud
>            Assignee: Andrew Pilloud
>            Priority: Major
>              Labels: nexmark
>          Time Spent: 2h 40m
>  Remaining Estimate: 0h
> The dataflow runner only supports committed metrics for batch jobs and attempted metrics
for streaming jobs. Nexmark should use the best available metric source.

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