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fix[export]: reshard model correctly handles extra_state when it's a tensor #12132

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merged 3 commits into from
Feb 19, 2025

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@terrykong terrykong commented Feb 11, 2025

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What does this PR do ?

After this TE PR NVIDIA/TransformerEngine#1335, we now need to check whether the FP8 metadata is a tensor or not b/c it's stored on the CPU and can't be broadcasted w/ the mcore pp nccl group.

We haven't tested FP8 generation in Aligner, so for now we just ignore the extra_state as was the status quo before TE made this change. Left a comment to document that FP8 is not supported.

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Contains the same change as #12131. Once 12131 goes in, this change is just the change to tensorrt_llm.py

@terrykong terrykong changed the title Terryk/reshard extra state fp8 tensor handling fix[export]: reshard model correctly handles extra_state when it's a tensor Feb 11, 2025
@terrykong terrykong marked this pull request as ready for review February 11, 2025 05:24
@terrykong terrykong enabled auto-merge (squash) February 11, 2025 05:25
@terrykong terrykong disabled auto-merge February 11, 2025 05:26
@terrykong terrykong force-pushed the terryk/reshard-extra-state-fp8-tensor-handling branch from c5bc426 to 5c207f5 Compare February 11, 2025 06:27
meatybobby
meatybobby previously approved these changes Feb 12, 2025
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[🤖]: Hi @terrykong 👋,

We wanted to let you know that a CICD pipeline for this PR just finished successfully

So it might be time to merge this PR or get some approvals

I'm just a bot so I'll leave it you what to do next.

//cc @pablo-garay @ko3n1g

@terrykong terrykong force-pushed the terryk/reshard-extra-state-fp8-tensor-handling branch from 02897ce to 833596a Compare February 18, 2025 20:48
@terrykong terrykong enabled auto-merge (squash) February 18, 2025 20:59
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[🤖]: Hi @terrykong 👋,

We wanted to let you know that a CICD pipeline for this PR just finished successfully

So it might be time to merge this PR or get some approvals

I'm just a bot so I'll leave it you what to do next.

//cc @pablo-garay @ko3n1g

@terrykong terrykong merged commit a2346b9 into main Feb 19, 2025
239 checks passed
@terrykong terrykong deleted the terryk/reshard-extra-state-fp8-tensor-handling branch February 19, 2025 00:32
@terrykong terrykong restored the terryk/reshard-extra-state-fp8-tensor-handling branch February 23, 2025 20:42
terrykong added a commit that referenced this pull request Feb 23, 2025
…tensor (#12132)

* fix[export]: reshard model correctly handles extra_state when it's a tensor

Signed-off-by: Terry Kong <[email protected]>

* address pylint

Signed-off-by: Terry Kong <[email protected]>

* Apply isort and black reformatting

Signed-off-by: terrykong <[email protected]>

---------

Signed-off-by: Terry Kong <[email protected]>
Signed-off-by: terrykong <[email protected]>
Co-authored-by: terrykong <[email protected]>
Signed-off-by: Terry Kong <[email protected]>
terrykong added a commit that referenced this pull request Feb 24, 2025
… when it's a tensor (#12132) (#12335)

* fix[export]: reshard model correctly handles extra_state when it's a tensor



* address pylint



* Apply isort and black reformatting



---------

Signed-off-by: Terry Kong <[email protected]>
Signed-off-by: terrykong <[email protected]>
Co-authored-by: terrykong <[email protected]>
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3 participants