Spotlight achieves 4x faster DiT RL post-training on spot GPUs via stale-weight exploration and elastic sequence parallelism, cutting costs 1.4-6.4x with better image quality.
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Spotlight: Synergizing Seed Exploration and Spot GPUs for DiT RL Post-Training
Spotlight achieves 4x faster DiT RL post-training on spot GPUs via stale-weight exploration and elastic sequence parallelism, cutting costs 1.4-6.4x with better image quality.