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cs.DC2026
Barnacle: Adaptive Multi-Leader Scheduling for DAG-Based Consensus
George Danezis, Zeno De Angeli, Alexandru Ianov Vitanov +5
In DAG-based consensus, all validators propose blocks concurrently, and designated leader blocks drive transaction commit. Having multiple leader slots per round cuts queuing laten…
cs.DC2026
Remora: Scale-out Deterministic Execution for Smart Contracts
Zhengqing Liu, Alberto Sonnino, Igor Zablotchi +2
Modern blockchains rely on a modular architecture that decouples consensus from execution. Recent advances in consensus algorithms have shifted the bottleneck to the execution laye…
cs.DB2026
Tidehunter: Large-Value Storage With Minimal Data Relocation
Andrey Chursin, Lefteris Kokoris-Kogias, Alex Orlov +2
Log-Structured Merge-Trees (LSM-trees) dominate persistent key-value storage but suffer from high write amplification from 10x to 30x under random workloads due to repeated compact…