Re: GPU passthrough memory bandwidth performance degration

2023-07-03 Thread Paul Menzel
Dear Jiatong, Thank you for your message. Am 04.07.23 um 03:58 schrieb Jiatong Shen: I am testing a passtrhough gpu performance by measuring device to host & host to device memory copy bandwidth. The tested GPU is nvidia t4. The benchmarking script I am using is

GPU passthrough memory bandwidth performance degration

2023-07-03 Thread Jiatong Shen
Hello community experts, I am testing a passtrhough gpu performance by measuring device to host & host to device memory copy bandwidth. The tested GPU is nvidia t4. The benchmarking script I am using is https://developer.nvidia.com/blog/how-optimize-data-transfers-cuda-cc/. On the baremetal