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https://issues.apache.org/jira/browse/ARROW-8774?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17105594#comment-17105594
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Antoine Pitrou edited comment on ARROW-8774 at 5/12/20, 4:47 PM:
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We don't have a design doc per se, just a bunch of requirements here: 
https://docs.google.com/document/d/1917ilU6BHfwb5ujzDIVolZgfDN9bC15RTdgWLd7-ik0/edit?usp=sharing


was (Author: pitrou):
We don't have a design doc per se, just a bunch of requirements here: 
https://docs.google.com/document/d/1917ilU6BHfwb5ujzDIVolZgfDN9bC15RTdgWLd7-ik0/edit#|https://docs.google.com/document/d/1917ilU6BHfwb5ujzDIVolZgfDN9bC15RTdgWLd7-ik0/edit?usp=sharing

> [Rust] [DataFusion] Improve threading model
> -------------------------------------------
>
>                 Key: ARROW-8774
>                 URL: https://issues.apache.org/jira/browse/ARROW-8774
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: Rust, Rust - DataFusion
>            Reporter: Andy Grove
>            Assignee: Andy Grove
>            Priority: Major
>             Fix For: 1.0.0
>
>
> DataFusion currently spawns one thread per partition and this results in poor 
> performance if there are more partitions than available cores/threads. It 
> would be better to have a thread-pool that defaults to number of available 
> cores.
> Here is a Google doc where we can collaborate on a design discussion.
> https://docs.google.com/document/d/1_wc6diy3YrRgEIhVIGzrO5AK8yhwfjWlmKtGnvbsrrY/edit?usp=sharing



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