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https://issues.apache.org/jira/browse/BEAM-11398?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17315659#comment-17315659
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Robert Burke commented on BEAM-11398:
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Does Flink support State Backed Iterables? It's possible it's simply GC churn
in a memory bound worker machine. The Go SDK does support that feature.
> #1 CoGBK Go load test is too slow
> ---------------------------------
>
> Key: BEAM-11398
> URL: https://issues.apache.org/jira/browse/BEAM-11398
> Project: Beam
> Issue Type: Sub-task
> Components: sdk-go, testing
> Reporter: Kamil Wasilewski
> Priority: P3
>
> One of the CoGBK load test cases, which involves a PCollection of 2GB of data
> with a single key, takes much longer to be processed than the rest. This
> happens for Go SDK and Flink.
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