[pipeline](shuffle) Improve broadcast shuffle#16779
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clang-tidy review says "All clean, LGTM! 👍" |
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TeamCity pipeline, clickbench performance test result: |
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Now we reuse buffer pool for broadcast shuffle on pipeline engine. This PR ensures that a pipeline with a broadcast shuffle sink will not be scheduled if there are no available buffer in the buffer pool
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Proposed changes
Issue Number: close #xxx
Problem summary
Now we reuse buffer pool for broadcast shuffle on pipeline engine. This PR ensures that a pipeline with a broadcast shuffle sink will not be scheduled if there are no available buffer in the buffer pool
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If this is a relatively large or complex change, kick off the discussion at dev@doris.apache.org by explaining why you chose the solution you did and what alternatives you considered, etc...