| | |
| | | if self.resume: |
| | | ckpt = os.path.join(self.output_dir, "model.pt") |
| | | if os.path.isfile(ckpt): |
| | | checkpoint = torch.load(ckpt) |
| | | checkpoint = torch.load(ckpt, map_location="cpu") |
| | | self.start_epoch = checkpoint['epoch'] + 1 |
| | | # self.model.load_state_dict(checkpoint['state_dict']) |
| | | src_state = checkpoint['state_dict'] |
| | |
| | | |
| | | self.val_acc_list = checkpoint["acc"] |
| | | self.step_or_epoch = checkpoint["step_or_epoch"] |
| | | |
| | | model.to(self.device) |
| | | print(f"Checkpoint loaded successfully from '{ckpt}'") |
| | | else: |
| | | print(f"No checkpoint found at '{ckpt}', does not resume status!") |
| | |
| | | |
| | | if self.use_ddp or self.use_fsdp: |
| | | dist.barrier() |
| | | |
| | | iterator_stop = torch.tensor(0).to(self.device) |
| | | iterator_stop = torch.tensor(0).to(self.device) |
| | | |
| | | |
| | | |
| | |
| | | iterator_stop = torch.tensor(0).to(self.device) |
| | | dataloader_val.batch_sampler.set_epoch(epoch) |
| | | 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 |
| | | if self.use_ddp or self.use_fsdp: |
| | | dist.all_reduce(iterator_stop, dist.ReduceOp.SUM) |
| | | if iterator_stop > 0: |
| | | break |
| | | time1 = time.perf_counter() |
| | | speed_stats["data_load"] = f"{time1 - time5:0.3f}" |
| | | batch = to_device(batch, self.device) |
| | |
| | | dist.all_reduce(val_acc_avg, op=dist.ReduceOp.SUM) |
| | | self.val_loss_avg = val_loss_avg.detach().cpu().item() / self.world_size |
| | | self.val_acc_avg = val_acc_avg.detach().cpu().item() / self.world_size |
| | | |
| | | time5 = time.perf_counter() |
| | | batch_num_epoch = 1 |
| | | if hasattr(dataloader_val, "__len__"): |
| | | batch_num_epoch = len(dataloader_val) |
| | |
| | | |
| | | if self.use_ddp or self.use_fsdp: |
| | | dist.barrier() |
| | | iterator_stop = torch.tensor(0).to(self.device) |
| | | iterator_stop = torch.tensor(0).to(self.device) |
| | | |
| | | |
| | | def log(self, |