3 papers
cs.DB2026
Are Joins over LSM-Trees Ready? Take RocksDB as an Example
Weiping Yu, Fan Wang, Xuwei Zhang +1
LSM-tree-based data stores are widely adopted in industries for their excellent performance. As data scales increase, disk-based join operations become indispensable yet costly for…
cs.DB2025
On 10x Better Scalability: KV Stores Scale Up KV Cache
Weiping Yu, Ye Jiarui, He Mengke +2
Large language models (LLMs) rely on Key-Value (KV) cache to reduce time-to-first-token (TTFT) latency, but existing disk-based KV cache systems using file-per-object layouts suffe…
cs.DC2025
RAGDoll: Efficient Offloading-based Online RAG System on a Single GPU
Weiping Yu, Ningyi Liao, Siqiang Luo +1
Retrieval-Augmented Generation (RAG) enhances large language model (LLM) generation quality by incorporating relevant external knowledge. However, deploying RAG on consumer-grade p…