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cs.DS2026
Concurrent Balanced Augmented Trees
Evan Wrench, Ajay Singh, Younghun Roh +4
Augmentation makes search trees tremendously more versatile, allowing them to support efficient aggregation queries, order-statistic queries, and range queries in addition to inser…
cs.DC2026
Sharded Elimination and Combining for Highly-Efficient Concurrent Stacks
Ajay Singh, Nikos Metaxakis, Panagiota Fatourou
We present a new blocking linearizable stack implementation which utilizes sharding and fetch&increment to achieve significantly better performance than all existing concurrent sta…