Unverified50% confidenceFactExact time
DCGM的Profiling级别指标(以DCGM_FI_PROF_前缀标识)需要使用GPU硬件性能计数器,可能与某些第三方Profiling工具产生互斥
1
Sources
50%
Confidence
Long-term
Relevance
9/3/2026
First Seen
Sources
Related Entities
Related Claims
VerifiedDCGM(Data Center GPU Manager)是NVIDIA提供的GPU管理和监控工具,广泛用于数据中心环境69% similarUnverifiedGPU利用率(DCGM_FI_DEV_GPU_UTIL)衡量的是采样周期内至少有一个kernel在GPU上运行的时间占比69% similarUnverified在llama.cpp中,-ngl(number of GPU layers)参数可控制多少层放在GPU上,用于平衡速度和模型规模65% similarUnverifiedLlama.cpp 的 -ngl 参数控制将多少 Transformer 层放到 GPU 显存中运行,若显存不足会自动将放不下的层回退到 CPU 形成混合推理模式64% similarUnverifiedNVIDIA的DCGM能采集比nvidia-smi更细粒度的指标,包括SM活跃度、Tensor Core利用率、DRAM Activity和PCIe/NVLink通信流量62% similar
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