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Merged
guo-ran merged 1 commit into from
Aug 1, 2022
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Except -> Besides #372

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2 changes: 1 addition & 1 deletion RecommenderSystems/dlrm/README.md
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Expand Up @@ -70,7 +70,7 @@ In our data preprocess, the label is mapped to integer, literal `1` is added to
1. The index count of each features is limited to `mod_idx`(40 million as default), and offset `mod_idx * i` is added to the limited value to make sure each column has different ids, `i` stands for column id.
2. The original 32 bits hashed value is hashed onto 64 bits alone with column id `i` to make sure each column has different ids.

Please find `tools/criteo1t_parquet.py` for more information. Except `input_dir` and `output_dir`, there are a few more arguments to run `tools/criteo1t_parquet.py`:
Please find `tools/criteo1t_parquet.py` for more information. Besides `input_dir` and `output_dir`, there are a few more arguments to run `tools/criteo1t_parquet.py`:
- `spark_tmp_dir`: change the tmp directory used by pyspark, SSD of 2T or above is recommended
- `spark_driver_memory_gb`: amount of gigabyte memory to use for the driver process, 360 as default
- `mod_idx`, limited value of index count of each features, `0` or less stands for no limit
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