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您好,我在尝试在linux系统下使用Jetson GPU访问CMA预留的内存。我尝试打开 /dev/mem并使用cudaImportExternelMemory导入内存,但函数cudaImportExternelMemory一直报错invalid argument。请问是什么原因?

Hi!

We have a Gefroce RTX 3090 GPU oom error:

The env info:
My GPU is Geforce RTX 3090, 8 GPU device,the GPU driver is 535.171.04, cuda is 12.2.2_535.104.05 ,a linux os(CentOS Linux release 7.6.1810 (Core) ),the kernel version is 3.10.0-1160.31.1.el7.x86_64

the kernel cmdline:
BOOT_IMAGE=/boot/vmlinuz-3.10.0-1160.31.1.el7.x86_64 root=UUID=4b499d76-769a-40a0-93dc-4a31a59add28 ro crashkernel=auto console=ttyS0,115200 console=tty0 panic=5 net.ifnames=0 biosdevname=0 intel_idle.max_cstate=1 intel_pstate=disable nvidia.NVreg_NvLinkDisable=1

the problem is as follows:


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