Dead-entry L2 TLB misses in GPUs, which can reach 99% of misses, are addressed by DEPOT, a 1 KB Bloom filter that prevents immediate re-eviction and improves IPC up to 72% on affected workloads.
Demystifying the Nvidia Ampere architecture through microbenchmarking and instruction-level analysis,
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Dead on Arrival: Characterizing and Protecting Against Dead-Entry TLB Misses in GPU Microarchitectures
Dead-entry L2 TLB misses in GPUs, which can reach 99% of misses, are addressed by DEPOT, a 1 KB Bloom filter that prevents immediate re-eviction and improves IPC up to 72% on affected workloads.