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[coll] Implement a new tracker and a communicator. #9650

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merged 11 commits into from
Oct 12, 2023

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The new tracker and communicators communicates through the use of JSON documents. Along with which, communicators are aware of each others.

The new tracker and communicators communicates through the use of JSON documents. Along
with which, communicators are aware of each others.
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cc @rongou

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rongou commented Oct 11, 2023

Wouldn't JSON be pretty slow, especially for large amount of data? Have you done any early benchmarking to compare it to the existing implementation?

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trivialfis commented Oct 12, 2023

cc @rongou the JSON is only used for communication between a worker and the tracker for things like initialization, not used for actual data transfer like allreduce.

@trivialfis trivialfis merged commit 946ae1c into dmlc:master Oct 12, 2023
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@trivialfis trivialfis deleted the rabit-comm branch October 12, 2023 04:49
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2 participants