未验证 提交 a06d75a2 编写于 作者: Z Zhaolong Xing 提交者: GitHub

[Paddle-TRT] Refine the error log about runtime batch and max_batch_size. (#22535)

* fix trt log
test=develop

* fix comments
test=develop
上级 d8600777
......@@ -269,7 +269,24 @@ class TensorRTEngineOp : public framework::OperatorBase {
output_index += 1;
}
PADDLE_ENFORCE_LE(runtime_batch, max_batch_size_);
PADDLE_ENFORCE_LE(
runtime_batch, max_batch_size_,
platform::errors::InvalidArgument(
"The runtime batch size (%d) is greater than the max batch "
"size(%d).\n"
"There are two possible causes for this problem: \n"
"1. Check whether the runtime batch is larger than the max_batch "
"setted by EnableTensorrtEngine()\n"
"2. Check whether the model you are running has multiple trt "
"subgraphs: \n "
"\tIf there are multiple trt subgraphs, you need to ensure that "
"the first dimension of the input tensor of these subgraphs is "
"consistent.\n"
"\tIf there are inconsistent subgraphs, you need to filter them by "
"setting min_subgraph_size using EnableTensorrtEngine interface.\n"
"\tThe min_subgraph_size shouble to be greater than the number of "
"nodes in the inconsistent subgraph.\n",
runtime_batch, max_batch_size_));
// Execute the engine.
engine->Execute(runtime_batch, &buffers, stream);
cudaStreamSynchronize(stream);
......
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