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python SimpleSparkSerializer support protobuf as serialize format #817

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austinzh opened this issue May 20, 2022 · 0 comments
Open

python SimpleSparkSerializer support protobuf as serialize format #817

austinzh opened this issue May 20, 2022 · 0 comments

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@austinzh
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austinzh commented May 20, 2022 •
edited

SimpleSparkSerializer use the default json format.
But for model like Word2Vec, size can be huge and json decode with current design will cause heap OOM.
To ease this problem, protobuf format will provide better model size and read/write performance with less memory consumption.
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