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[fp8] Disable all_gather intranode. Disable Redundant all_gather fp8 (#6059)

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* all_gather only internode, fix pytest

* fix cuda arch <89 compile pytest error

* fix pytest failure

* disable all_gather_into_tensor_flat_fp8

* fix fp8 format

* fix pytest

* fix conversations

* fix chunk tuple to list
This commit is contained in:
Guangyao Zhang
2024-09-14 10:40:01 +08:00
committed by GitHub
parent 696fced0d7
commit f20b066c59
8 changed files with 43 additions and 147 deletions
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4
tests/test_fp8/test_fp8_all_to_all.py
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@@ -5,7 +5,7 @@ from torch.testing import assert_close
from colossalai import launch
from colossalai.accelerator import get_accelerator
from colossalai.quantization.fp8 import all_to_all_fp8
from colossalai.quantization.fp8 import _all_to_all_fp8
from colossalai.testing import parameterize, rerun_if_address_is_in_use, spawn
@@ -20,7 +20,7 @@ def check_4gpu(shape, scatter_dim, dtype, fp8_format):
input_tensor_list = [x.contiguous() for x in input_tensor_list]
output_tensor_list_fp8 = [torch.empty_like(x) for x in input_tensor_list]
output_tensor_list = [torch.empty_like(x) for x in input_tensor_list]
all_to_all_fp8(output_tensor_list_fp8, input_tensor_list, group=_get_default_group(), fp8_format=fp8_format)
_all_to_all_fp8(output_tensor_list_fp8, input_tensor_list, group=_get_default_group(), fp8_format=fp8_format)
dist.all_to_all(output_tensor_list, input_tensor_list, group=_get_default_group())
assert_close(output_tensor_list_fp8, output_tensor_list, rtol=0.1, atol=0.1)