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Sanbao/wan #292

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f140a4c
change the flash_block_sizes
susanbao Dec 11, 2025
3672b7c
fix unit test
Dec 11, 2025
002a939
qwix
Dec 11, 2025
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1 change: 1 addition & 0 deletions .github/workflows/UnitTests.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -58,6 +58,7 @@ jobs:
pip show jax jaxlib flax transformers datasets tensorflow tensorflow_datasets
- name: PyTest
run: | #--deselect=src/maxdiffusion/tests/input_pipeline_interface_test.py
export LIBTPU_INIT_ARGS='--xla_tpu_scoped_vmem_limit_kib=65536'
HF_HUB_CACHE=/mnt/disks/github-runner-disk/ HF_HOME=/mnt/disks/github-runner-disk/ TOKENIZERS_PARALLELISM=false python3 -m pytest --deselect=src/maxdiffusion/tests/ltx_transformer_step_test.py -x
# add_pull_ready:
# if: github.ref != 'refs/heads/main'
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15 changes: 7 additions & 8 deletions src/maxdiffusion/configs/base_wan_14b.yml
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Expand Up @@ -64,14 +64,13 @@ flash_min_seq_length: 4096
dropout: 0.1

flash_block_sizes: {
"block_q" : 1024,
"block_kv_compute" : 256,
"block_kv" : 1024,
"block_q_dkv" : 1024,
"block_kv_dkv" : 1024,
"block_kv_dkv_compute" : 256,
"block_q_dq" : 1024,
"block_kv_dq" : 1024
"block_q" : 2048,
"block_kv_compute" : 512,
"block_kv" : 2048,
"block_q_dkv" : 2048,
"block_kv_dkv" : 2048,
"block_kv_dkv_compute" : 512,
"use_fused_bwd_kernel" : True
}
# Use on v6e
# flash_block_sizes: {
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8 changes: 4 additions & 4 deletions src/maxdiffusion/pipelines/wan/wan_pipeline.py
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Expand Up @@ -302,8 +302,8 @@ def get_fp8_config(cls, config: HyperParameters):
act_qtype=jnp.float8_e4m3fn,
bwd_qtype=jnp.float8_e5m2,
disable_channelwise_axes=True, # per_tensor calibration
weight_calibration_method=config.quantization_calibration_method,
act_calibration_method=config.quantization_calibration_method,
weight_calibration_method="fixed,-224,224",
act_calibration_method="fixed,-224,224",
bwd_calibration_method=config.quantization_calibration_method,
op_names=("dot_general", "einsum"),
),
Expand All @@ -313,8 +313,8 @@ def get_fp8_config(cls, config: HyperParameters):
act_qtype=jnp.float8_e4m3fn,
bwd_qtype=jnp.float8_e4m3fn,
disable_channelwise_axes=True, # per_tensor calibration
weight_calibration_method=config.quantization_calibration_method,
act_calibration_method=config.quantization_calibration_method,
weight_calibration_method="fixed,-224,224",
act_calibration_method="fixed,-224,224",
bwd_calibration_method=config.quantization_calibration_method,
op_names=("conv_general_dilated"),
),
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