微调PP-OCR v4后，推理模型

[jinxiqinghuan]

使用frpc部署后，推理报错：

(False, "[rec] failed to predict. (data_id=1 log_id=1) [rec|0] Failed to process(batch: [1]): (External) CUDNN error(9), 

CUDNN_STATUS_NOT_SUPPORTED. \n  [Hint: Please search for the error code(9) on website 

(https://docs.nvidia.com/deeplearning/cudnn/api/index.html#cudnnStatus_t) to get Nvidia's official solution and advice about 

CUDNN Error.] (at /paddle/paddle/fluid/operators/fused/conv_fusion_op.cu:519)\n  [operator < conv2d_fusion > error]. Please 

check the input dict and checkout PipelineServingLogs/pipeline.log for more details.")