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gulubaoziÒø³æ (СÓÐÃûÆø)
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LAMMPS CUDA/GPU Floating point exception
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»úÆ÷ÉÏÓÐÒ»¿éQuadro 4000µÄÏÔ¿¨£¬°²×°µÄÊÇNVIDIA×îеÄCUDA-7.5µÄrunfile£¬ËùÓÐÄÚÈÝȫװÁË£¬CUDAµÄsamplesÒ²ÄÜÔËÐС£ lammpsÀïµÄCUDAºÍGPU°üÒ²×°ºÃÁË£¬µ«ÊÇÓÃlammpsµÄexamples/accelerate²âÊÔµÄʱºò·¢ÏÖÁËÏÂÃæµÄÎÊÌâ¡£ ʹÓÃÃüÁî "lammps -sf gpu < in.lj" ºÍ "mpirun -np 8 lammps -sf gpu < in.lj"Ò»ÇÐÕý³££¬µ«ÊÇÈç¹ûÓà "mpirun -np 12 lmp_gpu_double -sf gpu -pk gpu 2 < in.lj" ºÍ "mpirun -np 4 lmp_gpu_double -sf gpu -pk gpu 2 tpa 8 < in.lj.5.0", ÔòÏÔʾÈçÏ´íÎó£º -------------------------------------------·Ö¸îÏß------------------------------------------------------------------------ ERROR: Could not find/initialize a specified accelerator device (../gpu_extra.h:35) Cuda driver error 4 in call at file 'geryon/nvd_device.h' in line 124. -----------------------------------------·Ö¸îÏß----------------------------------------------------------------------- Èç¹ûÔËÐÐÃüÁî "lmp_machine -c on -sf cuda < in.lj", "mpirun -np 1 lmp_machine -c on -sf cuda < in.lj"ºÍ"mpirun -np 2 lmp_machine -c on -sf cuda -pk cuda 2 < in.lj", Ôò±¨´íÈçÏ£º -------------------------------------------·Ö¸îÏß------------------------------------------------------------------- # CUDA: Activate GPU Floating point exception (core dumped) ---------------------------------------------·Ö¸îÏß------------------------------------------------------------------ ÎÒ×Ô¼º³¢ÊÔÓà pair_style eam/alloy/gpu ¼ÓËÙ¼ÆËãµÄ»°£¬Ò²»áÌáʾFloating point exception¡£ ÇëÎÊÕâÊÇÔõô»ØÊ£¬¸ÃÈçºÎ½â¾ö¡£ лл£¡ |
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