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<p class="MsoNormal"><span style="font-size:11.0pt">Hello,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">I am running NHEP across 16 MPI processors over 16 nodes in a matrix of global size of 1,000,000x1,000,000 with approximately global 16,000,000 non-zeros. Each node has approximately 1million non-zeros.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">The following is my slepc code for EPS.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">PetscInt nev;<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">ierr = EPSCreate(PETSC_COMM_WORLD, &eps); // CHKERRQ(ierr);<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">ierr = EPSSetOperators(eps, A, NULL); // CHKERRQ(ierr);<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">ierr = EPSSetProblemType(eps, EPS_NHEP); // CHKERRQ(ierr);<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">EPSSetWhichEigenpairs(eps, EPS_LARGEST_REAL);<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">EPSSetDimensions(eps, 100, PETSC_DEFAULT, PETSC_DEFAULT);<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">PRINTROOT("calling epssolve");<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">ierr = EPSSolve(eps); // CHKERRQ(ierr);<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">ierr = EPSGetType(eps, &type); // CHKERRQ(ierr);<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">ierr = PetscPrintf(PETSC_COMM_WORLD, " Solution method: %s\n\n", type);<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">// CHKERRQ(ierr);<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">ierr = EPSGetDimensions(eps, &nev, NULL, NULL); // CHKERRQ(ierr);<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">ierr = PetscPrintf(PETSC_COMM_WORLD,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"> " Number of requested eigenvalues: %D\n",<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"> nev); // CHKERRQ(ierr);<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">I am getting the following error. Attached is the entire error file for your reference. Please let me know what should I fix in this code.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">2]PETSC ERROR: Argument out of range<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">[2]PETSC ERROR: Argument 2 out of range<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">[2]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html for trouble shooting.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">[2]PETSC ERROR: Petsc Release Version 3.7.4, Oct, 02, 2016<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">[2]PETSC ERROR: ./miniapps on a sandybridge named nid00300 by d3s Wed Jun 14 15:32:00 2017<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">[13]PETSC ERROR: #1 BVDotVec_BLAS_Private() line 272 in /autofs/nccs-svm1_home1/ramki/libraries/slepc-3.7.3/src/sys/classes/bv/interface/bvblas.c<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">[13]PETSC ERROR: #2 BVDotVec_Svec() line 150 in /autofs/nccs-svm1_home1/ramki/libraries/slepc-3.7.3/src/sys/classes/bv/impls/svec/svec.c<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">[13]PETSC ERROR: #3 BVDotVec() line 191 in /autofs/nccs-svm1_home1/ramki/libraries/slepc-3.7.3/src/sys/classes/bv/interface/bvglobal.c<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">[13]PETSC ERROR: #4 BVOrthogonalizeCGS1() line 81 in /autofs/nccs-svm1_home1/ramki/libraries/slepc-3.7.3/src/sys/classes/bv/interface/bvorthog.c<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">[13]PETSC ERROR: #5 BVOrthogonalizeCGS() line 214 in /autofs/nccs-svm1_home1/ramki/libraries/slepc-3.7.3/src/sys/classes/bv/interface/bvorthog.c<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">[13]PETSC ERROR: #6 BVOrthogonalizeColumn() line 371 in /autofs/nccs-svm1_home1/ramki/libraries/slepc-3.7.3/src/sys/classes/bv/interface/bvorthog.c<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">[13]PETSC ERROR: #7 EPSBasicArnoldi() line 59 in /autofs/nccs-svm1_home1/ramki/libraries/slepc-3.7.3/src/eps/impls/krylov/epskrylov.c<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">[13]PETSC ERROR: #8 EPSSolve_KrylovSchur_Default() line 203 in /autofs/nccs-svm1_home1/ramki/libraries/slepc-3.7.3/src/eps/impls/krylov/krylovschur/krylovschur.c<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">[13]PETSC ERROR: #9 EPSSolve() line 101 in /autofs/nccs-svm1_home1/ramki/libraries/slepc-3.7.3/src/eps/interface/epssolve.c<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Times New Roman",serif">-- <o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Times New Roman",serif">Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Times New Roman",serif">Ramki<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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