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couldn't allocate MR while test GDR with cuda. #269
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sry that i didn't notice this suggestion. |
after setting MLX5_SCATTER_TO_CQE=0, the problem still exist. |
@derekwin Did you solve this problem? I encountered the same error now. |
i still have this error. : ( |
@derekwin I just solved it on my side. I test this across 2 nodes, but I only load the You can use |
If only one of the two machines is capable of supporting GDR, and the other is a consumer-grade graphics card, how should the bandwidth of GDR be tested? |
@derekwin which GPU are using for this? MOFED version? |
I am certain that the module has been correctly loaded.
|
I am using NVIDIA GeForce RTX 4090. The MOFED version is MLNX_OFED_LINUX-24.07-0.6.1.0. I have not tried dam_buf. |
Does perftest automatically build with dma_buf support? |
system info
nvidia driver and cuda version:
peermem module status:
error occured:
./ib_send_bw --use_cuda=0
./ib_send_bw --use_cuda=0 192.168.2.244
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