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Support RapidsMPF's rrun as distributed cudf-polars launcher - #21486

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pentschev:cudf-polars-rrun
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Support RapidsMPF's rrun as distributed cudf-polars launcher#21486
pentschev wants to merge 10 commits into
NVIDIA:mainfrom
pentschev:cudf-polars-rrun

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@pentschev

@pentschev pentschev commented Feb 18, 2026

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Description

Support RapidsMPF's rrun as a distributed launcher as an alternative to Dask. This is an early implementation of an SPMD model reusing most of the existing Dask implementation, where each rank runs specific parts of the IR graph based on their rank.

Requires rapidsai/rapidsmpf#868

Checklist

  • I am familiar with the Contributing Guidelines.
  • New or existing tests cover these changes.
  • The documentation is up to date with these changes.

@pentschev pentschev self-assigned this Feb 18, 2026
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pentschev requested a review from a team as a code owner February 18, 2026 22:30
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pentschev requested a review from vyasr February 18, 2026 22:30
@pentschev pentschev added the feature request New feature or request label Feb 18, 2026
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pentschev requested a review from Matt711 February 18, 2026 22:30
@pentschev pentschev added 2 - In Progress Currently a work in progress non-breaking Non-breaking change cudf.polars labels Feb 18, 2026
@github-actions github-actions Bot added Python Affects Python cuDF API. cudf-polars Issues specific to cudf-polars labels Feb 18, 2026
@pentschev pentschev changed the title Cudf polars rrun Support RapidsMPF's rrun as distributed cudf-polars launcher Feb 18, 2026
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cc @madsbk @wence-

@GPUtester GPUtester moved this to In Progress in cuDF Python Feb 18, 2026
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madsbk commented Mar 4, 2026

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Working on an alternative approach to rrun support: #21486

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Superseded by #21619

@pentschev pentschev closed this Apr 2, 2026
@github-project-automation github-project-automation Bot moved this from In Progress to Done in cuDF Python Apr 2, 2026
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2 - In Progress Currently a work in progress cudf.polars cudf-polars Issues specific to cudf-polars feature request New feature or request non-breaking Non-breaking change Python Affects Python cuDF API.

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3 participants