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cs.AR2026
Five-Minute Rule 40 Years Later: A First-Principles Revisit for Modern Memory Hierarchy
Tong Zhang, Vikram Sharma Mailthody, Fei Sun +7
In 1987, Jim Gray and Gianfranco Putzolu introduced the five-minute rule, a simple, storage-memory-economics-based heuristic for deciding when data should live in DRAM rather than…
cs.AR2026
TRACE: Unlocking Effective CXL Bandwidth via Lossless Compression and Precision Scaling
Rui Xie, Asad Ul Haq, Yunhua Fang +4
LLM inference is increasingly limited by memory bandwidth, and the bottleneck worsens at long context as the KV cache grows. CXL memory adds capacity to offload weights and KV, but…