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[perf] Track Dreamverse integration with LTX2 profile speedups - #2

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Davids048 wants to merge 3 commits into
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feat/dreamverse-monorepo-main-sync-plus-profile
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[perf] Track Dreamverse integration with LTX2 profile speedups#2
Davids048 wants to merge 3 commits into
mainfrom
feat/dreamverse-monorepo-main-sync-plus-profile

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@Davids048

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Summary

  • Mega tracking PR for Dreamverse integration including stack 14 profile speedups.
  • Source branch: will/dreamverse-monorepo
  • Source SHA: 03d3e61df69fe99a81eb62d86a3926a5f769f857

Attribution

Coauthor trailers included on synthetic commits:

Stack position

Mega tracking branch for stacks 1-14.
Base: main
Head: feat/dreamverse-monorepo-main-sync-plus-profile

Verification

  • python -m py_compile on stack-14 changed Python files: passed.
  • pre-commit run --files fastvideo/entrypoints/video_generator.py fastvideo/pipelines/composed_pipeline_base.py fastvideo/pipelines/stages/base.py: passed.
  • Stack equivalence diffs for mega vs stack-13 and plus-profile vs stack-14: no output.

Profile log: logs/ltx2_distilled_fast_profile_stack14_gpu6_20260511.log (manual venv, CUDA_VISIBLE_DEVICES=6).

Excerpt:

Average video generation time over 10 runs (runs 3-12, skipping first 2 warmup runs): 3.63s
Average end-to-end latency over 10 runs (runs 3-12, skipping first 2 warmup runs): 4.28s
Average SR forward latency over 10 runs: 2.213s
Average non-stage overhead over 10 measured runs: 0.065s
[12/12] SR forward latency: 2.212s
  - ltx2_upsample_stage: 0.040s
  - ltx2_refine_denoising_stage: 2.173s

alexzms and others added 3 commits May 10, 2026 11:51
…#1272)

Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>
Reconstruct the Dreamverse monorepo integration on current upstream/main from will/dreamverse-monorepo.

Source-Branch: will/dreamverse-monorepo
Source-SHA: 03d3e61
Co-authored-by: SolitaryThinker <wlsaidhi@gmail.com>
Co-authored-by: Matthew Noto <99706358+RandNMR73@users.noreply.github.com>
Co-authored-by: XOR-op <17672363+XOR-op@users.noreply.github.com>
Co-authored-by: Zhang Peiyuan <42993249+jzhang38@users.noreply.github.com>
Apply the stack-14 LTX2 profile speedup effect on top of the Dreamverse monorepo integration tracking commit.

Source-Branch: will/dreamverse-monorepo
Source-SHA: 03d3e61
Dreamverse-Stack: 14/14
Co-authored-by: SolitaryThinker <wlsaidhi@gmail.com>
Co-authored-by: Matthew Noto <99706358+RandNMR73@users.noreply.github.com>
Co-authored-by: XOR-op <17672363+XOR-op@users.noreply.github.com>
Co-authored-by: Zhang Peiyuan <42993249+jzhang38@users.noreply.github.com>
@Davids048

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Superseded: these draft PRs were opened against the fork by mistake. Recreating them against hao-ai-lab/FastVideo with corrected stack titles.

@Davids048 Davids048 closed this May 12, 2026
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2 participants