Fix GRPO OLMo-core bookkeeping PG deadlock + Qwen3 parity tweaks#1708

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fix-olmo-issues

Commits on May 26, 2026

Use fp32 RoPE for Qwen3 OLMo-core configs and log GRPO metrics every step (https://github.com/allenai/open-instruct/pull/0). Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
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Bump OLMo-core to finbarr/tie-lm for tied Qwen3 word embeddings (https://github.com/allenai/open-instruct/pull/0). Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
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Commits on May 29, 2026

Drop qwen rope_full_precision override to match HF Qwen3 (bf16 rotation, fp32 cos/sin) Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
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