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obsidian/phd/weekly-report/25/250427.md

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Objective
- Serverless KVCache cache
Key Result
- Refine cache policy implementation
- Implement and test our workload-aware cache policy in vLLM
- Write graduation thesis
Last Week
- Refine cache policy to consider the _cost_ of keeping cache in memory, and get about 1% to 2% hit rate improvement under 1k+1k cache blocks.
- Implement PDF-based workload-aware cache policy in vLLM and profile LRU v.s. WA under Qwen2-7B, get 25% QTTFT reduction.
- Finish the first draft of graduation thesis.
Next Week
- Do full test for different cache policies and under different models.