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https://issues.apache.org/jira/browse/BEAM-4552?focusedWorklogId=232710&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-232710
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ASF GitHub Bot logged work on BEAM-4552:
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Author: ASF GitHub Bot
Created on: 25/Apr/19 10:26
Start Date: 25/Apr/19 10:26
Worklog Time Spent: 10m
Work Description: aromanenko-dev commented on issue #8387: [DO NOT
MERGE][BEAM-4552] Use Spark AccumulatorsV2 API
URL: https://github.com/apache/beam/pull/8387#issuecomment-486617009
I performed 3 times in a row every Nexmark run against master and my feature
branch with `AccumulatorV2` and I see that for some tests we have always better
results with new accumulator API.
The results of testing:
```
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Issue Time Tracking
-------------------
Worklog Id: (was: 232710)
Time Spent: 50m (was: 40m)
> Spark runner should use AccumulatorsV2
> --------------------------------------
>
> Key: BEAM-4552
> URL: https://issues.apache.org/jira/browse/BEAM-4552
> Project: Beam
> Issue Type: Sub-task
> Components: runner-spark
> Reporter: Ismaël Mejía
> Assignee: Alexey Romanenko
> Priority: Minor
> Time Spent: 50m
> Remaining Estimate: 0h
>
> Spark runner currently uses the old (and deprecated) API for Accumulators for
> Beam metrics. We should upgrade this now that we are fully based on Spark 2.
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