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[Fix] Clear differentiation cache in visu_forward to avoid OOM problem #757

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Jan 18, 2024
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[Fix] Clear differentiation cache in visu_forward to avoid OOM problem #757

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2 changes: 1 addition & 1 deletion examples/bubble/bubble.py
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Original file line number Diff line number Diff line change
Expand Up @@ -362,7 +362,7 @@ def transform_out(in_, out):
NPOINT_PDE * NTIME_PDE, evenly=True
)

pred_norm = solver.predict(visu_mat, no_grad=False, return_numpy=True)
pred_norm = solver.predict(visu_mat, None, 4096, no_grad=False, return_numpy=True)
# inverse normalization
p_pred = pred_norm["p"].reshape([NTIME_PDE, NPOINT_PDE]).T
u_pred = pred_norm["u"].reshape([NTIME_PDE, NPOINT_PDE]).T
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4 changes: 2 additions & 2 deletions ppsci/utils/expression.py
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Expand Up @@ -185,7 +185,7 @@ def visu_forward(
for name, expr in expr_dict.items():
output_dict[name] = expr(data_dict)

# clear differentiation cache
clear()
# clear differentiation cache
clear()

return output_dict