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memory-optimization
GPU memory optimization for training
ProgrammingFix OOM Qwen3-0.6B Training on A100 32k Seq Length
Diagnose why OOM hits training Qwen3-0.6B (16 heads) on A100 48GB at 32k sequence with FlashAttention 2. Correct attention matrix estimates, quick fixes like windowed attention, ZeRO-3 offload, and scaling strategies for long sequences.
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