diff --git a/internlm/accelerator/abstract_accelerator.py b/internlm/accelerator/abstract_accelerator.py
index de395a0e..104a5176 100644
--- a/internlm/accelerator/abstract_accelerator.py
+++ b/internlm/accelerator/abstract_accelerator.py
@@ -42,19 +42,13 @@ def device_name(self, device_index=None):
         """
         raise NotImplementedError
 
-    def device(self, device_index=None):
-        """
-        Return the device object.
-        """
-        raise NotImplementedError
-
     def set_device(self, device_index):
         """
         Bind the current process to a device.
         """
         raise NotImplementedError
 
-    def current_device(self):
+    def get_device_id(self):
         """
         Return the current device index.
         """
diff --git a/internlm/accelerator/cuda_accelerator.py b/internlm/accelerator/cuda_accelerator.py
index ad6a4801..48a47165 100644
--- a/internlm/accelerator/cuda_accelerator.py
+++ b/internlm/accelerator/cuda_accelerator.py
@@ -40,19 +40,13 @@ def device_name(self, device_index=None):
             return "cuda"
         return "cuda:{}".format(device_index)
 
-    def device(self, device_index=None):
-        """
-        Return the device object.
-        """
-        return torch.cuda.device(device_index)
-
     def set_device(self, device_index):
         """
         Bind the current process to a device.
         """
         torch.cuda.set_device(device_index)
 
-    def current_device(self):
+    def get_device_id(self):
         """
         Return the current device index.
         """
diff --git a/internlm/accelerator/npu_accelerator.py b/internlm/accelerator/npu_accelerator.py
index e90642d0..e1bd3549 100644
--- a/internlm/accelerator/npu_accelerator.py
+++ b/internlm/accelerator/npu_accelerator.py
@@ -39,19 +39,13 @@ def device_name(self, device_index=None):
             return "npu"
         return "npu:{}".format(device_index)
 
-    def device(self, device_index=None):
-        """
-        Return the device object.
-        """
-        return torch.npu.device(device_index)
-
     def set_device(self, device_index):
         """
         Bind the current process to a device.
         """
         torch.npu.set_device(device_index)
 
-    def current_device(self):
+    def get_device_id(self):
         """
         Return the current device index.
         """
diff --git a/internlm/core/communication/isp.py b/internlm/core/communication/isp.py
index 7cebf35b..b821e994 100644
--- a/internlm/core/communication/isp.py
+++ b/internlm/core/communication/isp.py
@@ -9,14 +9,11 @@
 from torch import distributed as dist
 from torch import nn
 
-from internlm.accelerator import get_accelerator
 from internlm.core.context import global_context as gpc
 from internlm.core.naive_amp import NaiveAMPModel
 from internlm.model.ops.linear import ISPLinear
 from internlm.model.utils import all_gather_raw, reduce_scatter_raw
-from internlm.utils.common import SchedulerHook
-
-internlm_accelerator = get_accelerator()
+from internlm.utils.common import SchedulerHook, get_current_device
 
 
 @dataclass
@@ -26,7 +23,7 @@ class ISPCommModelConfig:
     """
 
     dtype: torch.dtype = torch.half
-    device: torch.device = internlm_accelerator.device()
+    device: torch.device = get_current_device()
     activation_checkpointing: float = 0.0
     module_shapes: Dict[str, torch.Size] = None
 
diff --git a/internlm/core/gradient_handler.py b/internlm/core/gradient_handler.py
index cf208f48..c866be5b 100644
--- a/internlm/core/gradient_handler.py
+++ b/internlm/core/gradient_handler.py
@@ -7,12 +7,9 @@
 import torch.distributed as dist
 from torch._utils import _flatten_dense_tensors, _unflatten_dense_tensors
 
-from internlm.accelerator import get_accelerator
 from internlm.core.context import global_context as gpc
 from internlm.utils.common import get_current_device
 
-internlm_accelerator = get_accelerator()
-
 
 class BaseGradientHandler(ABC):
     """A basic helper class to handle all-reduce operations of gradients across different parallel groups
diff --git a/internlm/core/naive_amp.py b/internlm/core/naive_amp.py
index 46ba85b0..498c8026 100644
--- a/internlm/core/naive_amp.py
+++ b/internlm/core/naive_amp.py
@@ -202,7 +202,7 @@ def _post_forward_hook_for_fp32(
                 sub_module.register_forward_hook(partial(_post_forward_hook_for_fp32))
             if gpc.config.get("output_tf32", False) and module_is_output(sub_module):
                 sub_module.to(fp32_dtype)
-                if get_accelerator().get_accelerator_backend() == AcceleratorType.GPU:
+                if internlm_accelerator.get_accelerator_backend() == AcceleratorType.GPU:
                     torch.backends.cudnn.allow_tf32 = True
                     torch.backends.cuda.matmul.allow_tf32 = True
                 sub_module.register_forward_pre_hook(partial(_pre_forward_hook_for_fp32))
diff --git a/internlm/core/scheduler/no_pipeline_scheduler.py b/internlm/core/scheduler/no_pipeline_scheduler.py
index 64625729..b8aefe78 100644
--- a/internlm/core/scheduler/no_pipeline_scheduler.py
+++ b/internlm/core/scheduler/no_pipeline_scheduler.py
@@ -8,7 +8,6 @@
 import torch
 import torch.distributed as dist
 
-from internlm.accelerator import get_accelerator
 from internlm.core.context import ParallelMode
 from internlm.core.context import global_context as gpc
 from internlm.core.engine import Engine
@@ -24,7 +23,6 @@
 from .base_scheduler import BaseScheduler
 
 logger = get_logger(__file__)
-internlm_accelerator = get_accelerator()
 
 
 class NonPipelineScheduler(BaseScheduler):
diff --git a/internlm/model/modeling_moe.py b/internlm/model/modeling_moe.py
index 02498f80..a9e44cee 100644
--- a/internlm/model/modeling_moe.py
+++ b/internlm/model/modeling_moe.py
@@ -7,7 +7,6 @@
 import torch
 from torch import nn
 
-from internlm.accelerator import get_accelerator
 from internlm.core.context import ParallelMode
 from internlm.core.context.parallel_context import global_context as gpc
 from internlm.core.naive_amp import set_fp32_attr_to_module
@@ -24,7 +23,7 @@
 )
 from internlm.solver.activation_checkpoint import activation_checkpoint
 from internlm.solver.pipeline_utils import partition_uniform
-from internlm.utils.common import filter_kwargs
+from internlm.utils.common import filter_kwargs, get_current_device
 from internlm.utils.logger import get_logger
 from internlm.utils.registry import MODEL_INITIALIZER
 
@@ -32,7 +31,6 @@
 
 logger = get_logger(__file__)
 RMSNorm = try_import_RMSNorm()
-internlm_accelerator = get_accelerator()
 
 
 class PackedFlashBaseLayer1D(nn.Module):
@@ -456,7 +454,7 @@ def _build_generic_model_1d(num_layers, num_chunks, **kwargs):
         device (Optional[Union[str, torch.device]]): The device will be used. internlm_accelerator.device() by default.
 
     """
-    device = internlm_accelerator.device()
+    device = get_current_device()
     pipeline_size = gpc.get_world_size(ParallelMode.PIPELINE)
     pipeline_rank = gpc.get_local_rank(ParallelMode.PIPELINE)
 
diff --git a/internlm/model/moe/base_layer.py b/internlm/model/moe/base_layer.py
index b36429f8..48a4d857 100644
--- a/internlm/model/moe/base_layer.py
+++ b/internlm/model/moe/base_layer.py
@@ -4,13 +4,10 @@
 from torch import Tensor
 from torch.nn import Module, ModuleList
 
-from internlm.accelerator import get_accelerator
 from internlm.core.context import global_context as gpc
 from internlm.model.moe.experts import Experts
 from internlm.utils.common import get_current_device
 
-internlm_accelerator = get_accelerator()
-
 if TYPE_CHECKING:
     Base = Module[Tensor]
 else:
diff --git a/internlm/train/pipeline.py b/internlm/train/pipeline.py
index 21c93f58..d91070fc 100644
--- a/internlm/train/pipeline.py
+++ b/internlm/train/pipeline.py
@@ -418,24 +418,45 @@ def initialize_llm_profile(profiling: bool = False, start_time: str = None):
     """Initialize and return the profiler context manager instance."""
 
     if profiling and gpc.get_local_rank(ParallelMode.DATA) == 0 and gpc.get_local_rank(ParallelMode.TENSOR) == 0:
-        llm_profile = torch.profiler.profile
-        logger.info(f"Do profiling in rank {gpc.get_global_rank()}!")
+        schedule_config = {"wait": 1, "warmup": 1, "active": 1, "repeat": 1, "skip_first": 3}
+        trace_path = (
+            f"RUN/{gpc.config.JOB_NAME}/{start_time}/traces/rank{gpc.get_global_rank()}_"
+            f"dp{gpc.get_local_rank(ParallelMode.DATA)}_"
+            f"wp{gpc.get_local_rank(ParallelMode.WEIGHT)}_"
+            f"tp{gpc.get_local_rank(ParallelMode.TENSOR)}"
+        )
+        if internlm_accelerator.get_accelerator_backend() == AcceleratorType.NPU:
+            experimental_config = torch_npu.profiler._ExperimentalConfig(
+                aic_metrics=torch_npu.profiler.AiCMetrics.PipeUtilization,
+                profiler_level=torch_npu.profiler.ProfilerLevel.Level1,
+                l2_cache=False,
+            )
+            llm_profile = torch_npu.profiler.profile(
+                activities=[torch_npu.profiler.ProfilerActivity.CPU, torch_npu.profiler.ProfilerActivity.NPU],
+                schedule=torch_npu.profiler.schedule(**schedule_config),
+                on_trace_ready=torch_npu.profiler.tensorboard_trace_handler(trace_path),
+                record_shapes=True,
+                profile_memory=True,
+                with_stack=False,
+                with_flops=False,
+                with_modules=False,
+                experimental_config=experimental_config,
+            )
+            logger.info(f"Do profiling for NPU on rank {gpc.get_global_rank()}!")
+        else:
+            llm_profile = torch.profiler.profile(
+                activities=[torch.profiler.ProfilerActivity.CPU, torch.profiler.ProfilerActivity.CUDA],
+                schedule=torch.profiler.schedule(**schedule_config),
+                on_trace_ready=torch.profiler.tensorboard_trace_handler(trace_path),
+                with_stack=True,
+                with_modules=True,
+                profile_memory=True,
+            )
+            logger.info(f"Do profiling for GPU on rank {gpc.get_global_rank()}!")
     else:
-        llm_profile = DummyProfile
+        llm_profile = DummyProfile()
 
-    return llm_profile(
-        activities=[torch.profiler.ProfilerActivity.CPU, torch.profiler.ProfilerActivity.CUDA],
-        schedule=torch.profiler.schedule(skip_first=5, wait=1, warmup=1, active=1, repeat=1),
-        on_trace_ready=torch.profiler.tensorboard_trace_handler(
-            f"RUN/{gpc.config.JOB_NAME}/{start_time}/traces/rank{gpc.get_global_rank()}_"
-            + f"dp{gpc.get_local_rank(ParallelMode.DATA)}_"
-            + f"wp{gpc.get_local_rank(ParallelMode.WEIGHT)}_"
-            + f"tp{gpc.get_local_rank(ParallelMode.TENSOR)}",
-        ),
-        with_stack=True,
-        with_modules=True,
-        profile_memory=True,
-    )
+    return llm_profile
 
 
 @llm_timeout(func_name="record_current_batch_training_metrics")
diff --git a/internlm/utils/gputest.py b/internlm/utils/gputest.py
index 900d1231..d6be6359 100644
--- a/internlm/utils/gputest.py
+++ b/internlm/utils/gputest.py
@@ -90,7 +90,7 @@ def flops(batch, seqlen, headdim, nheads, time_f):
 def get_gpu_temperature():
     """Get current GPU temperature."""
     try:
-        gpu_id = internlm_accelerator.current_device()
+        gpu_id = internlm_accelerator.get_device_id()
     except AssertionError:
         gpu_id = -1
 
diff --git a/internlm/utils/writer.py b/internlm/utils/writer.py
index 8dd77980..7abb8ddd 100644
--- a/internlm/utils/writer.py
+++ b/internlm/utils/writer.py
@@ -82,7 +82,7 @@ def init_tb_writer(
     writer.add_text(
         tag=f"mapping_{tb_log_file_name}",
         text_string=f"file_path={tb_logdir} hostname={socket.gethostname()} \
-                    device={internlm_accelerator.current_device()}",
+                    device={internlm_accelerator.get_device_id()}",
         global_step=step_count,
     )
     writer.add_scaler = partial(writer.add_scalar, new_style=True)
diff --git a/tests/test_training/test_loss.py b/tests/test_training/test_loss.py
index 13731db2..d70a2448 100644
--- a/tests/test_training/test_loss.py
+++ b/tests/test_training/test_loss.py
@@ -5,7 +5,6 @@
 import torch.distributed as dist
 
 import internlm
-from internlm.accelerator import get_accelerator
 from internlm.checkpoint import CheckpointManager
 from internlm.core.context import ParallelMode
 from internlm.core.context import global_context as gpc
@@ -25,7 +24,6 @@
 from internlm.utils.gputest import empty_cache_and_diag
 from internlm.utils.megatron_timers import megatron_timer as timer
 
-internlm_accelerator = get_accelerator()
 CONFIG_FILE_PATH = os.getenv("CONFIG_FILE_PATH", "./configs/7B_sft.py")
 TOTAL_STEPS = 10
 LOSS_SPIKE_LIMIT = 1.5
diff --git a/tests/test_training/train_CI.py b/tests/test_training/train_CI.py
index e982dcae..098bb8e0 100644
--- a/tests/test_training/train_CI.py
+++ b/tests/test_training/train_CI.py
@@ -12,9 +12,6 @@
 import torch
 import torch.distributed as dist
 
-from internlm.accelerator import get_accelerator
-
-internlm_accelerator = get_accelerator()
 script_dir = os.path.dirname(os.path.abspath(__file__))
 project_root = os.path.abspath(os.path.join(script_dir, "../../"))
 sys.path.append(project_root)