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GPU reduction fix and also exit backtrace option

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This commit is contained in:
Peter Boyle 2019-07-31 01:23:23 +01:00
parent 9117f61109
commit 639dc1ab21
1 changed files with 13 additions and 6 deletions
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19
Grid/util/Init.cc
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@ -320,15 +320,15 @@ void GridGpuInit(void)
printf("GpuInit: Cuda reports %d GPUs on MPI rank 0\n",nDevices);
}
if ( world_rank == 0) {
for (int i = 0; i < nDevices; i++) {
for (int i = 0; i < nDevices; i++) {
#define GPU_PROP_FMT(canMapHostMemory,FMT) printf("GpuInit: " #canMapHostMemory ": " FMT" \n",prop.canMapHostMemory);
#define GPU_PROP(canMapHostMemory) GPU_PROP_FMT(canMapHostMemory,"%d");
// cudaGetDeviceProperties(&prop, i);
cudaGetDeviceProperties(&gpu_props[i], i);
if ( world_rank == 0) {
cudaDeviceProp prop;
// cudaGetDeviceProperties(&prop, i);
cudaGetDeviceProperties(&gpu_props[i], i);
prop = gpu_props[i];
printf("GpuInit: ========================\n");
printf("GpuInit: Device Number : %d\n", i);
@ -344,8 +344,8 @@ void GridGpuInit(void)
GPU_PROP(singleToDoublePrecisionPerfRatio);
#endif
}
printf("GpuInit: ================================================\n");
}
printf("GpuInit: ================================================\n");
#endif
}
@ -622,6 +622,11 @@ void Grid_sa_signal_handler(int sig,siginfo_t *si,void * ptr)
return;
};
void Grid_exit_handler(void)
{
BACKTRACEFP(stdout);
fflush(stdout);
}
void Grid_debug_handler_init(void)
{
struct sigaction sa;
@ -637,6 +642,8 @@ void Grid_debug_handler_init(void)
sigaction(SIGFPE,&sa,NULL);
sigaction(SIGKILL,&sa,NULL);
sigaction(SIGILL,&sa,NULL);
atexit(Grid_exit_handler);
}
NAMESPACE_END(Grid);