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Merge pull request #6149 from ver217/hotfix/ckpt

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[checkpointio] disable buffering
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Wang Binluo 2024-11-21 16:05:19 +08:00 committed by GitHub
commit 8ecff0cb7f
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4 changed files with 11 additions and 5 deletions
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8
colossalai/booster/plugin/low_level_zero_plugin.py
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@ -141,7 +141,9 @@ class LowLevelZeroCheckpointIO(TorchDDPCheckpointIO):
from colossalai.utils.safetensors import save_nested
f_writer = AsyncFileWriter(fp=open(checkpoint, "wb"), n_entries=self.N_WRITE_ENTRIES, backend="pthread")
f_writer = AsyncFileWriter(
fp=open(checkpoint, "wb", buffering=0), n_entries=self.N_WRITE_ENTRIES, backend="pthread"
)
save_nested(f_writer, state_dict)
self.async_writers.append(f_writer)
else:
@ -225,7 +227,9 @@ class LowLevelZeroCheckpointIO(TorchDDPCheckpointIO):
from colossalai.utils.safetensors import save_nested
f_writer = AsyncFileWriter(
fp=open(checkpoint_file_path, "wb"), n_entries=self.N_WRITE_ENTRIES, backend="pthread"
fp=open(checkpoint_file_path, "wb", buffering=0),
n_entries=self.N_WRITE_ENTRIES,
backend="pthread",
)
save_nested(f_writer, shard)
self.async_writers.append(f_writer)

2
colossalai/checkpoint_io/general_checkpoint_io.py
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@ -56,7 +56,7 @@ class GeneralCheckpointIO(CheckpointIO):
if use_async:
from tensornvme.async_file_io import AsyncFileWriter
writer = AsyncFileWriter(open(checkpoint, "wb"), self.N_WRITE_ENTRIES, backend="pthread")
writer = AsyncFileWriter(open(checkpoint, "wb", buffering=0), self.N_WRITE_ENTRIES, backend="pthread")
if id(model) not in self.pinned_state_dicts:
self.pinned_state_dicts[id(model)] = create_pinned_state_dict(state_dict)
self.async_writers.append(writer)

4
colossalai/checkpoint_io/hybrid_parallel_checkpoint_io.py
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@ -690,7 +690,9 @@ class HybridParallelCheckpointIO(GeneralCheckpointIO):
from colossalai.utils.safetensors import move_and_save
writer = AsyncFileWriter(open(checkpoint, "wb"), self.N_WRITE_ENTRIES, backend="pthread")
writer = AsyncFileWriter(
open(checkpoint, "wb", buffering=0), self.N_WRITE_ENTRIES, backend="pthread"
)
if id(model) not in self.pinned_state_dicts:
self.pinned_state_dicts[id(model)] = create_pinned_state_dict(state_dict)
self.async_writers.append(writer)

2
colossalai/checkpoint_io/utils.py
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@ -311,7 +311,7 @@ def async_save_state_dict_shards(
index_file.append_weight_map(key, shard_file)
checkpoint_file_path = os.path.join(checkpoint, shard_file)
writer = AsyncFileWriter(open(checkpoint_file_path, "wb"), n_write_entries, backend="pthread")
writer = AsyncFileWriter(open(checkpoint_file_path, "wb", buffering=0), n_write_entries, backend="pthread")
writers.append(writer)
if pinned_state_dict is not None: