作者位次 #3/5FAST 2026Oral· Storage & File Systems
LESS is More for I/O-Efficient Repairs in Erasure-Coded Storage
Keyun Cheng · Guodong Li · Xiaolu Li · Sihuang Hu · Patrick P. C. Lee
摘要
I/O efficiency is critical for erasure-coded repair performance in modern distributed storage. We propose LESS, a family of repair-friendly erasure code constructions that reduces both the amount of data accessed and the number of I/O seeks in single-block repairs, while ensuring balanced reducti...