Unverified50% confidenceFactExact time
SGLang通过RadixAttention实现基于哈希的前缀缓存机制，命中缓存则直接复用已有KV张量并跳过prefill阶段重复计算
1
Sources
50%
Confidence
Long-term
Relevance
7/11/2026
First Seen
Sources
TB/s内存层加速SGLang：X-Mem让TTFT降低6.7倍的技术解析
twitterlmsysorg7/8/2026
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