finetune

游雁

2024-03-24 16a976a01d110d3969759be7720cae2b6b0664f7

 funasr/train_utils/trainer.py

@@ -239,6 +239,8 @@
        Args:
            epoch (int): The current epoch number.
        """
        if self.use_ddp or self.use_fsdp:
            dist.barrier()
        logging.info(f"Train epoch: {epoch}, rank: {self.local_rank}\n")
        model.train()

@@ -248,8 +250,14 @@
        optim.zero_grad()
        speed_stats = {}
        time5 = time.perf_counter()
        
        # iterator_stop = torch.tensor(0).to(self.device)

        dataloader_train.batch_sampler.set_epoch(epoch)
        for batch_idx, batch in enumerate(dataloader_train):
            # if self.use_ddp or self.use_fsdp:
            #     dist.all_reduce(iterator_stop, dist.ReduceOp.SUM)
            #     if iterator_stop > 0:
            #         break
            self.batch_total += 1
            time1 = time.perf_counter()
            speed_stats["data_load"] = f"{time1-time5:0.3f}"
@@ -356,7 +364,11 @@
            if (batch_idx+1) % self.save_checkpoint_interval == 0:
                self.save_checkpoint(epoch, model=model, optim=optim, scheduler=scheduler, scaler=scaler, step=batch_idx+1)

        
        # else:
        #     if self.use_ddp or self.use_fsdp:
        #         iterator_stop.fill_(1)
        #         dist.all_reduce(iterator_stop, dist.ReduceOp.SUM)
                
        if self.use_ddp or self.use_fsdp:
            dist.barrier()
        
@@ -376,6 +388,8 @@
        Args:
            epoch (int): The current epoch number.
        """
        if self.use_ddp or self.use_fsdp:
            dist.barrier()
        logging.info(f"Validate epoch: {epoch}, rank: {self.local_rank}\n")
        model.eval()
        
@@ -383,7 +397,15 @@
            
            speed_stats = {}
            time5 = time.perf_counter()
            # iterator_stop = torch.tensor(0).to(self.device)

            for batch_idx, batch in enumerate(dataloader_val):
                # if self.use_ddp or self.use_fsdp:
                #     dist.all_reduce(iterator_stop, dist.ReduceOp.SUM)
                #     if epoch >= 1:
                #         print(f"iterator_stop: {iterator_stop}\n")
                #     if iterator_stop > 0:
                #         break
                time1 = time.perf_counter()
                speed_stats["data_load"] = f"{time1 - time5:0.3f}"
                batch = to_device(batch, self.device)
@@ -397,7 +419,7 @@
                    # Apply weighted averaging for loss and stats
                    loss = (loss * weight.type(loss.dtype)).sum()
                    # if distributed, this method can also apply all_reduce()
                    stats, weight = recursive_average(stats, weight, distributed=True)
                    # stats, weight = recursive_average(stats, weight, distributed=True)
                    if self.use_ddp or self.use_fsdp:
                        dist.all_reduce(weight, op=dist.ReduceOp.SUM)
                    # Now weight is summation over all workers
@@ -433,9 +455,14 @@
                         tag="val",
                         )

            # else:
            #     if self.use_ddp or self.use_fsdp:
            #         iterator_stop.fill_(1)
            #         dist.all_reduce(iterator_stop, dist.ReduceOp.SUM)
                    
        self.val_acc_list.append(self.val_acc_avg)
        model.train()
        

        if self.use_ddp or self.use_fsdp:
            dist.barrier()