1*4a2ae208SSatish Balay /*$Id: PetscVecNorm.c,v 1.14 2001/01/23 20:58:37 balay Exp balay $*/ 24fcfa849SBarry Smith 3e090d566SSatish Balay #include "petscvec.h" 44fcfa849SBarry Smith 5*4a2ae208SSatish Balay #undef __FUNCT__ 6*4a2ae208SSatish Balay #define __FUNCT__ "main" 74fcfa849SBarry Smith int main(int argc,char **argv) 84fcfa849SBarry Smith { 9832676f5SBarry Smith Vec x; 10832676f5SBarry Smith double norm; 11b0a32e0cSBarry Smith PetscLogDouble t1,t2; 12f1af5d2fSBarry Smith int ierr,n = 10000; 134fcfa849SBarry Smith 144fcfa849SBarry Smith PetscInitialize(&argc,&argv,0,0); 15ac355199SBarry Smith ierr = PetscOptionsGetInt(PETSC_NULL,"-n",&n,PETSC_NULL);CHKERRQ(ierr); 164fcfa849SBarry Smith 17ac355199SBarry Smith ierr = VecCreateSeq(PETSC_COMM_SELF,n,&x);CHKERRQ(ierr); 18832676f5SBarry Smith 19832676f5SBarry Smith /* To take care of paging effects */ 20ac355199SBarry Smith ierr = PetscGetTime(&t1);CHKERRQ(ierr); 21ac355199SBarry Smith ierr = VecNorm(x,NORM_2,&norm);CHKERRQ(ierr); 22832676f5SBarry Smith 23ac355199SBarry Smith ierr = PetscGetTime(&t1);CHKERRQ(ierr); 24ac355199SBarry Smith ierr = VecNorm(x,NORM_2,&norm);CHKERRQ(ierr); 25ac355199SBarry Smith ierr = VecNorm(x,NORM_2,&norm);CHKERRQ(ierr); 26ac355199SBarry Smith ierr = VecNorm(x,NORM_2,&norm);CHKERRQ(ierr); 27ac355199SBarry Smith ierr = VecNorm(x,NORM_2,&norm);CHKERRQ(ierr); 28ac355199SBarry Smith ierr = VecNorm(x,NORM_2,&norm);CHKERRQ(ierr); 29ac355199SBarry Smith ierr = VecNorm(x,NORM_2,&norm);CHKERRQ(ierr); 30ac355199SBarry Smith ierr = VecNorm(x,NORM_2,&norm);CHKERRQ(ierr); 31ac355199SBarry Smith ierr = VecNorm(x,NORM_2,&norm);CHKERRQ(ierr); 32ac355199SBarry Smith ierr = VecNorm(x,NORM_2,&norm);CHKERRQ(ierr); 33ac355199SBarry Smith ierr = VecNorm(x,NORM_2,&norm);CHKERRQ(ierr); 34ac355199SBarry Smith ierr = PetscGetTime(&t2);CHKERRQ(ierr); 35ac355199SBarry Smith ierr = VecNorm(x,NORM_2,&norm);CHKERRQ(ierr); 364fcfa849SBarry Smith 374fcfa849SBarry Smith fprintf(stderr,"%s : \n","PetscMemcpy"); 38832676f5SBarry Smith fprintf(stderr," Time %g\n",t2-t1); 394fcfa849SBarry Smith 402b7fea2aSSatish Balay ierr = PetscFinalize();CHKERRQ(ierr); 413a40ed3dSBarry Smith PetscFunctionReturn(0); 424fcfa849SBarry Smith } 43