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cs.DC2026
DIKTAMO: Extending CXL for Resilience to CPU Failures
Antonis Psistakis, Burak Ocalan, Chloe Alverti +3
Compute Express Link (CXL) 3.0 and beyond allows the compute nodes of a cluster to share data with hardware cache coherence and at the granularity of a cache line. This enables sha…
cs.DC2026
HEAL: Online Incremental Recovery for Leaderless Distributed Systems Across Persistency Models
Antonis Psistakis, Burak Ocalan, Fabien Chaix +2
Ensuring resilience in distributed systems has become an acute concern. In today's environment, it is crucial to develop light-weight mechanisms that recover a distributed system f…
cs.DC2023
The ExaNeSt Prototype: Evaluation of Efficient HPC Communication Hardware in an ARM-based Multi-FPGA Rack
Manolis Ploumidis, Fabien Chaix, Nikolaos Chrysos +21
We present and evaluate the ExaNeSt Prototype, a liquid-cooled rack prototype consisting of 256 Xilinx ZU9EG MPSoCs, 4 TBytes of DRAM, 16 TBytes of SSD, and configurable interconne…