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https://issues.apache.org/jira/browse/BEAM-12798?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Brian Hulette updated BEAM-12798:
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    Status: Open  (was: Triage Needed)

> Configurable combiner packing limit
> -----------------------------------
>
>                 Key: BEAM-12798
>                 URL: https://issues.apache.org/jira/browse/BEAM-12798
>             Project: Beam
>          Issue Type: Improvement
>          Components: sdk-py-core
>            Reporter: Yifan Mai
>            Priority: P2
>          Time Spent: 2.5h
>  Remaining Estimate: 0h
>
> Currently translations.pack_combiners has no upper limit, which means it can 
> potentially pack thousands of combiners together, which may cause OOM issues 
> if the accumulators are large. We should set a default upper limit, and also 
> make the upper limit configurable per-combiner.



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