njayaram2 commented on a change in pull request #375: DL: Add GPU support for
evaluate
URL: https://github.com/apache/madlib/pull/375#discussion_r278344489
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File path: src/ports/postgres/modules/deep_learning/madlib_keras.py_in
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@@ -84,6 +80,18 @@ def fit(schema_madlib, source_table, model,
dependent_varname,
fit_validator.validate_input_shapes(validation_table, input_shape, 1)
model_weights_serialized = query_result[Format.MODEL_WEIGHTS]
+ #TODO: Refactor the pg related logic in a future PR when we think
+ # about making the fit function easier to read and maintain.
+ if is_platform_pg():
+ set_keras_session(use_gpu)
+ else:
+ # Disable GPU on master for gpdb
+ os.environ['CUDA_VISIBLE_DEVICES'] = '-1'
+ gp_segment_id_col = -1 if is_platform_pg() else 'gp_segment_id'
Review comment:
I'd rather move this to the `if-else` above just for better readability, and
it'll also save us an extra if check.
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