3 papers
cs.DB2026
Efficient and Robust Lock-Free Multi-Word Compare-and-Swap via Contention-Aware Helping
Motoki Unno, Kento Sugiura, Yoshiharu Ishikawa
Efficient concurrent access to shared memory remains a central focus for researchers seeking to enhance data structure performance. Lock-based synchronization often limits scalabil…
cs.DB2024
Practical Persistent Multi-Word Compare-and-Swap Algorithms for Many-Core CPUs
Kento Sugiura, Manabu Nishimura, Yoshiharu Ishikawa
In the last decade, academic and industrial researchers have focused on persistent memory because of the development of the first practical product, Intel Optane. One of the main c…
cs.DB2023
Z-ordered Range Refinement for Multi-dimensional Range Queries
Kento Sugiura, Yoshiharu Ishikawa
The z-order curve is a space-filling curve and is now attracting the interest of developers because of its simple and useful features. In the case of key-value stores, because the…