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未验证 提交 3cbf0e93 编写于 作者: Y Yuang Liu 提交者： GitHub
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[dygraph pp] all sync for allgather partial (#46483)

上级 cee2b12d
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Showing with 109 addition and 92 deletion
python/paddle/distributed/fleet/meta_parallel/pp_utils/p2p_communication.py
浏览文件 @ 3cbf0e93
......@@ -165,17 +165,15 @@ def _is_valid_send_recv_partial(tensor, mp_degree):
def _partial_send_op(tensor, group, use_calc_stream, ring_id, dst, nranks,
rank_id):
dst_rank_in_group = dst if group is None else group.get_group_rank(dst)
if _in_legacy_dygraph():
return _legacy_C_ops.partial_send(tensor.detach(), 'use_calc_stream',
use_calc_stream, 'ring_id', ring_id,
'peer', dst_rank_in_group, 'num',
nranks, 'id', rank_id)
'peer', dst, 'num', nranks, 'id',
rank_id)
elif in_dygraph_mode():
group = paddle.distributed.collective._get_default_group(
) if group is None else group
return group.process_group.send_partial(tensor, dst_rank_in_group,
nranks, rank_id)
return group.process_group.send_partial(tensor, dst, nranks, rank_id)
def send_partial(tensor,
......@@ -189,13 +187,12 @@ def send_partial(tensor,
return
ring_id = 0 if group is None else group.id
dst_rank = _hcg._get_p2p_next_rank(
) if dst == 1 else _hcg._get_p2p_prev_rank()
if _is_valid_send_recv_partial(tensor, nranks):
return _partial_send_op(tensor, group, use_calc_stream, ring_id,
dst_rank, nranks, rank_id)
return _partial_send_op(tensor, group, use_calc_stream, ring_id, dst,
nranks, rank_id)
else:
dst_rank = _hcg._get_p2p_next_rank(
) if dst == 1 else _hcg._get_p2p_prev_rank()
if _in_legacy_dygraph():
send_op = paddle.distributed.send
elif in_dygraph_mode():
......@@ -205,23 +202,22 @@ def send_partial(tensor,
def _partial_recv_op(tensor, group, use_calc_stream, ring_id, src, nranks,
rank_id):
src_rank_in_group = src if group is None else group.get_group_rank(src)
if _in_legacy_dygraph():
assert use_calc_stream
return _legacy_C_ops.partial_recv(tensor.detach(), 'use_calc_stream',
use_calc_stream, 'ring_id', ring_id,
'peer', src_rank_in_group, 'num',
nranks, 'id', rank_id, 'dtype',
tensor.dtype, 'out_shape',
tensor.shape)
'peer', src, 'num', nranks, 'id',
rank_id, 'dtype', tensor.dtype,
'out_shape', tensor.shape)
elif in_dygraph_mode():
group = paddle.distributed.collective._get_default_group(
) if group is None else group
task = group.process_group.recv_partial(tensor, src_rank_in_group,
nranks, rank_id)
task = group.process_group.recv_partial(tensor, src, nranks, rank_id)
if use_calc_stream:
task.wait()
return task
return None
else:
return task
def recv_partial(tensor,
......@@ -235,13 +231,12 @@ def recv_partial(tensor,
return
ring_id = 0 if group is None else group.id
src_rank = _hcg._get_p2p_prev_rank(
) if src == 0 else _hcg._get_p2p_next_rank()
if _is_valid_send_recv_partial(tensor, nranks):
return _partial_recv_op(tensor, group, use_calc_stream, ring_id,
src_rank, nranks, rank_id)
return _partial_recv_op(tensor, group, use_calc_stream, ring_id, src,
nranks, rank_id)
else:
src_rank = _hcg._get_p2p_prev_rank(
) if src == 0 else _hcg._get_p2p_next_rank()
if _in_legacy_dygraph() or use_calc_stream:
recv_op = paddle.distributed.recv
elif in_dygraph_mode():
......@@ -260,8 +255,13 @@ def _partial_allgather_op(tensor, group, use_calc_stream, ring_id, nranks,
elif in_dygraph_mode():
group = paddle.distributed.collective._get_default_group(
) if group is None else group
return group.process_group.all_gather_partial(tensor, tensor, nranks,
task = group.process_group.all_gather_partial(tensor, tensor, nranks,
rank_id)
if use_calc_stream:
task.wait()
return None
else:
return task
def allgather_partial(tensor,
......@@ -270,9 +270,9 @@ def allgather_partial(tensor,
group=None,
use_calc_stream=True):
if not _is_valid_send_recv_partial(tensor, nranks):
return None
return tensor
if group is not None and not group.is_member():
return None
return
ring_id = 0 if group is None else group.id
return _partial_allgather_op(tensor, group, use_calc_stream, ring_id,
......@@ -335,8 +335,7 @@ def _p2p_helper(tensor_send_next,
if tensor_send_prev is not None:
if isinstance(tensor_send_prev, tuple):
for d in tensor_send_prev:
if _in_legacy_dygraph():
paddle.distributed.wait(d, use_calc_stream=True)
paddle.distributed.wait(d, use_calc_stream=True)
send_partial(d,
dst=0,
nranks=mp_degree,
......@@ -344,8 +343,7 @@ def _p2p_helper(tensor_send_next,
group=_hcg.send_prev_group,
use_calc_stream=False)
else:
if _in_legacy_dygraph():
paddle.distributed.wait(tensor_send_prev, use_calc_stream=True)
paddle.distributed.wait(tensor_send_prev, use_calc_stream=True)
send_partial(tensor_send_prev,
dst=0,
nranks=mp_degree,
......@@ -356,27 +354,40 @@ def _p2p_helper(tensor_send_next,
if tensor_recv_prev is not None:
if isinstance(tensor_recv_prev, tuple):
for d in tensor_recv_prev:
tasks.append(
recv_partial(d,
src=0,
nranks=mp_degree,
rank_id=mp_rank,
group=_hcg.recv_prev_group,
use_calc_stream=sync_recv))
task = recv_partial(d,
src=0,
nranks=mp_degree,
rank_id=mp_rank,
group=_hcg.recv_prev_group,
use_calc_stream=sync_recv)
if sync_recv:
allgather_partial(d,
nranks=mp_degree,
rank_id=mp_rank,
group=mp_group,
use_calc_stream=True)
else:
tasks.append(task)
else:
tasks.append(
recv_partial(tensor_recv_prev,
src=0,
nranks=mp_degree,
rank_id=mp_rank,
group=_hcg.recv_prev_group,
use_calc_stream=sync_recv))
task = recv_partial(tensor_recv_prev,
src=0,
nranks=mp_degree,
rank_id=mp_rank,
group=_hcg.recv_prev_group,
use_calc_stream=sync_recv)
if sync_recv:
allgather_partial(tensor_recv_prev,
nranks=mp_degree,
rank_id=mp_rank,
group=mp_group,
use_calc_stream=True)
else:
tasks.append(task)
if tensor_send_next is not None:
if isinstance(tensor_send_next, tuple):
for d in tensor_send_next:
if _in_legacy_dygraph():
paddle.distributed.wait(d, use_calc_stream=True)
paddle.distributed.wait(d, use_calc_stream=True)
send_partial(d,
dst=1,
nranks=mp_degree,
......@@ -384,8 +395,7 @@ def _p2p_helper(tensor_send_next,
group=_hcg.send_next_group,
use_calc_stream=False)
else:
if _in_legacy_dygraph():
paddle.distributed.wait(tensor_send_next, use_calc_stream=True)
paddle.distributed.wait(tensor_send_next, use_calc_stream=True)
send_partial(tensor_send_next,
dst=1,
nranks=mp_degree,
......@@ -396,57 +406,64 @@ def _p2p_helper(tensor_send_next,
if tensor_recv_next is not None:
if isinstance(tensor_recv_next, tuple):
for d in tensor_recv_next:
tasks.append(
recv_partial(d,
src=1,
nranks=mp_degree,
rank_id=mp_rank,
group=_hcg.recv_next_group,
use_calc_stream=sync_recv))
else:
tasks.append(
recv_partial(tensor_recv_next,
src=1,
nranks=mp_degree,
rank_id=mp_rank,
group=_hcg.recv_next_group,
use_calc_stream=sync_recv))
task = recv_partial(d,
src=1,
nranks=mp_degree,
rank_id=mp_rank,
group=_hcg.recv_next_group,
use_calc_stream=sync_recv)
if sync_recv:
allgather_partial(d,
nranks=mp_degree,
rank_id=mp_rank,
group=mp_group,
use_calc_stream=True)
else:
tasks.append(task)
if not sync_recv and in_dygraph_mode():
# wait irecv tasks in eager dygraph mode with new comm library
for task in tasks:
assert task is not None
task.wait()
tensors_for_all_gather = []
if tensor_recv_prev is not None:
if isinstance(tensor_recv_prev, tuple):
for d in tensor_recv_prev:
tensors_for_all_gather.append(d)
else:
tensors_for_all_gather.append(tensor_recv_prev)
if tensor_recv_next is not None:
if isinstance(tensor_recv_next, tuple):
for d in tensor_recv_next:
tensors_for_all_gather.append(d)
else:
tensors_for_all_gather.append(tensor_recv_next)
task = recv_partial(tensor_recv_next,
src=1,
nranks=mp_degree,
rank_id=mp_rank,
group=_hcg.recv_next_group,
use_calc_stream=sync_recv)
if sync_recv:
allgather_partial(tensor_recv_next,
nranks=mp_degree,
rank_id=mp_rank,
group=mp_group,
use_calc_stream=True)
else:
tasks.append(task)
if not sync_recv:
if in_dygraph_mode():
# wait irecv tasks in eager dygraph mode with new comm library
for task in tasks:
assert task is not None
task.wait()
tasks = []
for tensor in tensors_for_all_gather:
tasks.append(
tensors_for_all_gather = []
if tensor_recv_prev is not None:
if isinstance(tensor_recv_prev, tuple):
for d in tensor_recv_prev:
tensors_for_all_gather.append(d)
else:
tensors_for_all_gather.append(tensor_recv_prev)
if tensor_recv_next is not None:
if isinstance(tensor_recv_next, tuple):
for d in tensor_recv_next:
tensors_for_all_gather.append(d)
else:
tensors_for_all_gather.append(tensor_recv_next)
for tensor in tensors_for_all_gather:
allgather_partial(tensor,
nranks=mp_degree,
rank_id=mp_rank,
group=mp_group,
use_calc_stream=True))
if in_dygraph_mode():
for task in tasks:
# wait partial all gather tasks
if task is not None:
task.wait()
use_calc_stream=True)
return tensor_recv_prev, tensor_recv_next
......
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