Unverified50% confidenceCautionExact time

The number of GPU hardware performance counters is limited, and once dcgm-exporter occupies them, tools such as Nsight Systems and Nsight Compute cannot simultaneously use the same set of counters.

1

Sources

50%

Confidence

Long-term

Relevance

9/3/2026

First Seen

Sources

GKE GPU Monitoring Blind Spots: Misleading Utilization Metrics and Attribution Errors — A Deep Dive

Related Entities

dcgm-exporterproduct Nsight Systemsproduct Nsight Computeproduct

Related Claims

UnverifiedGPU显存并非100%可用，因为GPU驱动、CUDA运行时上下文、显示输出和操作系统图形合成器都会预先占用一部分显存72% similar UnverifiedIn early GPUs, vertex shaders and pixel shaders used physically separate hardware units, resulting in low hardware utilization.71% similar

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