Actual source code: ex72.c
2: static char help[] = "Reads a PETSc matrix and vector from a file and solves a linear system.\n\
3: This version first preloads and solves a small system, then loads \n\
4: another (larger) system and solves it as well. This example illustrates\n\
5: preloading of instructions with the smaller system so that more accurate\n\
6: performance monitoring can be done with the larger one (that actually\n\
7: is the system of interest). See the 'Performance Hints' chapter of the\n\
8: users manual for a discussion of preloading. Input parameters include\n\
9: -f0 <input_file> : first file to load (small system)\n\
10: -f1 <input_file> : second file to load (larger system)\n\n\
11: -nearnulldim <0> : number of vectors in the near-null space immediately following matrix\n\n\
12: -trans : solve transpose system instead\n\n";
13: /*
14: This code can be used to test PETSc interface to other packages.\n\
15: Examples of command line options: \n\
16: ./ex72 -f0 <datafile> -ksp_type preonly \n\
17: -help -ksp_view \n\
18: -num_numfac <num_numfac> -num_rhs <num_rhs> \n\
19: -ksp_type preonly -pc_type lu -pc_factor_mat_solver_type superlu or superlu_dist or mumps \n\
20: -ksp_type preonly -pc_type cholesky -pc_factor_mat_solver_type mumps \n\
21: mpiexec -n <np> ./ex72 -f0 <datafile> -ksp_type cg -pc_type asm -pc_asm_type basic -sub_pc_type icc -mat_type sbaij
22: \n\n";
23: */
25: /*
26: Include "petscksp.h" so that we can use KSP solvers. Note that this file
27: automatically includes:
28: petscsys.h - base PETSc routines petscvec.h - vectors
29: petscmat.h - matrices
30: petscis.h - index sets petscksp.h - Krylov subspace methods
31: petscviewer.h - viewers petscpc.h - preconditioners
32: */
33: #include <petscksp.h>
35: int main(int argc, char **args)
36: {
37: KSP ksp; /* linear solver context */
38: Mat A; /* matrix */
39: Vec x, b, u; /* approx solution, RHS, exact solution */
40: PetscViewer viewer; /* viewer */
41: char file[4][PETSC_MAX_PATH_LEN]; /* input file name */
42: PetscBool table = PETSC_FALSE, flg, trans = PETSC_FALSE, initialguess = PETSC_FALSE;
43: PetscBool outputSoln = PETSC_FALSE, constantnullspace = PETSC_FALSE;
44: PetscInt its, num_numfac, m, n, M, p, nearnulldim = 0;
45: PetscReal norm;
46: PetscBool preload = PETSC_TRUE, isSymmetric, cknorm = PETSC_FALSE, initialguessfile = PETSC_FALSE;
47: PetscMPIInt rank;
48: char initialguessfilename[PETSC_MAX_PATH_LEN];
49: char mtype[PETSC_MAX_PATH_LEN];
52: PetscInitialize(&argc, &args, (char *)0, help);
53: MPI_Comm_rank(PETSC_COMM_WORLD, &rank);
54: PetscOptionsGetBool(NULL, NULL, "-table", &table, NULL);
55: PetscOptionsGetBool(NULL, NULL, "-constantnullspace", &constantnullspace, NULL);
56: PetscOptionsGetBool(NULL, NULL, "-trans", &trans, NULL);
57: PetscOptionsGetBool(NULL, NULL, "-initialguess", &initialguess, NULL);
58: PetscOptionsGetBool(NULL, NULL, "-output_solution", &outputSoln, NULL);
59: PetscOptionsGetString(NULL, NULL, "-initialguessfilename", initialguessfilename, sizeof(initialguessfilename), &initialguessfile);
60: PetscOptionsGetInt(NULL, NULL, "-nearnulldim", &nearnulldim, NULL);
62: /*
63: Determine files from which we read the two linear systems
64: (matrix and right-hand-side vector).
65: */
66: PetscOptionsGetString(NULL, NULL, "-f", file[0], sizeof(file[0]), &flg);
67: if (flg) {
68: PetscStrcpy(file[1], file[0]);
69: preload = PETSC_FALSE;
70: } else {
71: PetscOptionsGetString(NULL, NULL, "-f0", file[0], sizeof(file[0]), &flg);
73: PetscOptionsGetString(NULL, NULL, "-f1", file[1], sizeof(file[1]), &flg);
74: if (!flg) preload = PETSC_FALSE; /* don't bother with second system */
75: }
77: /* -----------------------------------------------------------
78: Beginning of linear solver loop
79: ----------------------------------------------------------- */
80: /*
81: Loop through the linear solve 2 times.
82: - The intention here is to preload and solve a small system;
83: then load another (larger) system and solve it as well.
84: This process preloads the instructions with the smaller
85: system so that more accurate performance monitoring (via
86: -log_view) can be done with the larger one (that actually
87: is the system of interest).
88: */
89: PetscPreLoadBegin(preload, "Load system");
91: /* - - - - - - - - - - - New Stage - - - - - - - - - - - - -
92: Load system
93: - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
95: /*
96: Open binary file. Note that we use FILE_MODE_READ to indicate
97: reading from this file.
98: */
99: PetscViewerBinaryOpen(PETSC_COMM_WORLD, file[PetscPreLoadIt], FILE_MODE_READ, &viewer);
101: /*
102: Load the matrix and vector; then destroy the viewer.
103: */
104: MatCreate(PETSC_COMM_WORLD, &A);
105: MatSetFromOptions(A);
106: MatLoad(A, viewer);
108: PetscOptionsGetString(NULL, NULL, "-mat_convert_type", mtype, sizeof(mtype), &flg);
109: if (flg) MatConvert(A, mtype, MAT_INPLACE_MATRIX, &A);
111: if (nearnulldim) {
112: MatNullSpace nullsp;
113: Vec *nullvecs;
114: PetscInt i;
115: PetscMalloc1(nearnulldim, &nullvecs);
116: for (i = 0; i < nearnulldim; i++) {
117: VecCreate(PETSC_COMM_WORLD, &nullvecs[i]);
118: VecLoad(nullvecs[i], viewer);
119: }
120: MatNullSpaceCreate(PETSC_COMM_WORLD, PETSC_FALSE, nearnulldim, nullvecs, &nullsp);
121: MatSetNearNullSpace(A, nullsp);
122: for (i = 0; i < nearnulldim; i++) VecDestroy(&nullvecs[i]);
123: PetscFree(nullvecs);
124: MatNullSpaceDestroy(&nullsp);
125: }
126: if (constantnullspace) {
127: MatNullSpace constant;
128: MatNullSpaceCreate(PETSC_COMM_WORLD, PETSC_TRUE, 0, NULL, &constant);
129: MatSetNullSpace(A, constant);
130: MatNullSpaceDestroy(&constant);
131: }
132: flg = PETSC_FALSE;
133: PetscOptionsGetString(NULL, NULL, "-rhs", file[2], sizeof(file[2]), &flg);
134: VecCreate(PETSC_COMM_WORLD, &b);
135: if (flg) { /* rhs is stored in a separate file */
136: if (file[2][0] == '0' || file[2][0] == 0) {
137: PetscInt m;
138: PetscScalar one = 1.0;
139: PetscInfo(0, "Using vector of ones for RHS\n");
140: MatGetLocalSize(A, &m, NULL);
141: VecSetSizes(b, m, PETSC_DECIDE);
142: VecSetFromOptions(b);
143: VecSet(b, one);
144: } else {
145: PetscViewerDestroy(&viewer);
146: PetscViewerBinaryOpen(PETSC_COMM_WORLD, file[2], FILE_MODE_READ, &viewer);
147: VecSetFromOptions(b);
148: VecLoad(b, viewer);
149: }
150: } else { /* rhs is stored in the same file as matrix */
151: VecSetFromOptions(b);
152: VecLoad(b, viewer);
153: }
154: PetscViewerDestroy(&viewer);
156: /* Make A singular for testing zero-pivot of ilu factorization */
157: /* Example: ./ex72 -f0 <datafile> -test_zeropivot -pc_factor_shift_type <shift_type> */
158: flg = PETSC_FALSE;
159: PetscOptionsGetBool(NULL, NULL, "-test_zeropivot", &flg, NULL);
160: if (flg) { /* set a row as zeros */
161: PetscInt row = 0;
162: MatSetOption(A, MAT_KEEP_NONZERO_PATTERN, PETSC_TRUE);
163: MatZeroRows(A, 1, &row, 0.0, NULL, NULL);
164: }
166: /* Check whether A is symmetric, then set A->symmetric option */
167: flg = PETSC_FALSE;
168: PetscOptionsGetBool(NULL, NULL, "-check_symmetry", &flg, NULL);
169: if (flg) {
170: MatIsSymmetric(A, 0.0, &isSymmetric);
171: if (!isSymmetric) PetscPrintf(PETSC_COMM_WORLD, "Warning: A is non-symmetric \n");
172: }
174: /*
175: If the loaded matrix is larger than the vector (due to being padded
176: to match the block size of the system), then create a new padded vector.
177: */
179: MatGetLocalSize(A, NULL, &n);
180: MatGetSize(A, &M, NULL);
181: VecGetSize(b, &m);
182: VecGetLocalSize(b, &p);
183: preload = (PetscBool)(M != m || p != n); /* Global or local dimension mismatch */
184: MPIU_Allreduce(&preload, &flg, 1, MPIU_BOOL, MPI_LOR, PetscObjectComm((PetscObject)A));
185: if (flg) { /* Create a new vector b by padding the old one */
186: PetscInt j, mvec, start, end, indx;
187: Vec tmp;
188: PetscScalar *bold;
190: VecCreate(PETSC_COMM_WORLD, &tmp);
191: VecSetSizes(tmp, n, PETSC_DECIDE);
192: VecSetFromOptions(tmp);
193: VecGetOwnershipRange(b, &start, &end);
194: VecGetLocalSize(b, &mvec);
195: VecGetArray(b, &bold);
196: for (j = 0; j < mvec; j++) {
197: indx = start + j;
198: VecSetValues(tmp, 1, &indx, bold + j, INSERT_VALUES);
199: }
200: VecRestoreArray(b, &bold);
201: VecDestroy(&b);
202: VecAssemblyBegin(tmp);
203: VecAssemblyEnd(tmp);
204: b = tmp;
205: }
207: MatCreateVecs(A, &x, NULL);
208: VecDuplicate(b, &u);
209: if (initialguessfile) {
210: PetscViewerBinaryOpen(PETSC_COMM_WORLD, initialguessfilename, FILE_MODE_READ, &viewer);
211: VecLoad(x, viewer);
212: PetscViewerDestroy(&viewer);
213: initialguess = PETSC_TRUE;
214: } else if (initialguess) {
215: VecSet(x, 1.0);
216: } else {
217: VecSet(x, 0.0);
218: }
220: /* Check scaling in A */
221: flg = PETSC_FALSE;
222: PetscOptionsGetBool(NULL, NULL, "-check_scaling", &flg, NULL);
223: if (flg) {
224: Vec max, min;
225: PetscInt idx;
226: PetscReal val;
228: VecDuplicate(x, &max);
229: VecDuplicate(x, &min);
230: MatGetRowMaxAbs(A, max, NULL);
231: MatGetRowMinAbs(A, min, NULL);
232: {
233: PetscViewerASCIIOpen(PETSC_COMM_WORLD, "max.data", &viewer);
234: VecView(max, viewer);
235: PetscViewerDestroy(&viewer);
236: PetscViewerASCIIOpen(PETSC_COMM_WORLD, "min.data", &viewer);
237: VecView(min, viewer);
238: PetscViewerDestroy(&viewer);
239: }
240: VecView(max, PETSC_VIEWER_DRAW_WORLD);
241: VecMax(max, &idx, &val);
242: PetscPrintf(PETSC_COMM_WORLD, "Largest max row element %g at row %" PetscInt_FMT "\n", (double)val, idx);
243: VecView(min, PETSC_VIEWER_DRAW_WORLD);
244: VecMin(min, &idx, &val);
245: PetscPrintf(PETSC_COMM_WORLD, "Smallest min row element %g at row %" PetscInt_FMT "\n", (double)val, idx);
246: VecMin(max, &idx, &val);
247: PetscPrintf(PETSC_COMM_WORLD, "Smallest max row element %g at row %" PetscInt_FMT "\n", (double)val, idx);
248: VecPointwiseDivide(max, max, min);
249: VecMax(max, &idx, &val);
250: PetscPrintf(PETSC_COMM_WORLD, "Largest row ratio %g at row %" PetscInt_FMT "\n", (double)val, idx);
251: VecView(max, PETSC_VIEWER_DRAW_WORLD);
252: VecDestroy(&max);
253: VecDestroy(&min);
254: }
256: /* MatView(A,PETSC_VIEWER_STDOUT_WORLD); */
257: /* - - - - - - - - - - - New Stage - - - - - - - - - - - - -
258: Setup solve for system
259: - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
260: /*
261: Conclude profiling last stage; begin profiling next stage.
262: */
263: PetscPreLoadStage("KSPSetUpSolve");
265: /*
266: Create linear solver; set operators; set runtime options.
267: */
268: KSPCreate(PETSC_COMM_WORLD, &ksp);
269: KSPSetInitialGuessNonzero(ksp, initialguess);
270: num_numfac = 1;
271: PetscOptionsGetInt(NULL, NULL, "-num_numfac", &num_numfac, NULL);
272: while (num_numfac--) {
273: PC pc;
274: PetscBool lsqr, isbddc, ismatis;
275: char str[32];
277: PetscOptionsGetString(NULL, NULL, "-ksp_type", str, sizeof(str), &lsqr);
278: if (lsqr) PetscStrcmp("lsqr", str, &lsqr);
279: if (lsqr) {
280: Mat BtB;
281: MatTransposeMatMult(A, A, MAT_INITIAL_MATRIX, 4, &BtB);
282: KSPSetOperators(ksp, A, BtB);
283: MatDestroy(&BtB);
284: } else {
285: KSPSetOperators(ksp, A, A);
286: }
287: KSPSetFromOptions(ksp);
289: /* if we test BDDC, make sure pmat is of type MATIS */
290: KSPGetPC(ksp, &pc);
291: PetscObjectTypeCompare((PetscObject)pc, PCBDDC, &isbddc);
292: PetscObjectTypeCompare((PetscObject)A, MATIS, &ismatis);
293: if (isbddc && !ismatis) {
294: Mat J;
296: MatConvert(A, MATIS, MAT_INITIAL_MATRIX, &J);
297: KSPSetOperators(ksp, A, J);
298: MatDestroy(&J);
299: }
301: /*
302: Here we explicitly call KSPSetUp() and KSPSetUpOnBlocks() to
303: enable more precise profiling of setting up the preconditioner.
304: These calls are optional, since both will be called within
305: KSPSolve() if they haven't been called already.
306: */
307: KSPSetUp(ksp);
308: KSPSetUpOnBlocks(ksp);
310: /* - - - - - - - - - - - New Stage - - - - - - - - - - - - -
311: Solve system
312: - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
314: /*
315: Solve linear system;
316: */
317: if (trans) {
318: KSPSolveTranspose(ksp, b, x);
319: KSPGetIterationNumber(ksp, &its);
320: } else {
321: PetscInt num_rhs = 1;
322: PetscOptionsGetInt(NULL, NULL, "-num_rhs", &num_rhs, NULL);
323: cknorm = PETSC_FALSE;
324: PetscOptionsGetBool(NULL, NULL, "-cknorm", &cknorm, NULL);
325: while (num_rhs--) {
326: if (num_rhs == 1) VecSet(x, 0.0);
327: KSPSolve(ksp, b, x);
328: }
329: KSPGetIterationNumber(ksp, &its);
330: if (cknorm) { /* Check error for each rhs */
331: if (trans) {
332: MatMultTranspose(A, x, u);
333: } else {
334: MatMult(A, x, u);
335: }
336: VecAXPY(u, -1.0, b);
337: VecNorm(u, NORM_2, &norm);
338: PetscPrintf(PETSC_COMM_WORLD, " Number of iterations = %3" PetscInt_FMT "\n", its);
339: if (!PetscIsNanScalar(norm)) {
340: if (norm < 1.e-12) {
341: PetscPrintf(PETSC_COMM_WORLD, " Residual norm < 1.e-12\n");
342: } else {
343: PetscPrintf(PETSC_COMM_WORLD, " Residual norm %g\n", (double)norm);
344: }
345: }
346: }
347: } /* while (num_rhs--) */
349: /* - - - - - - - - - - - New Stage - - - - - - - - - - - - -
350: Check error, print output, free data structures.
351: - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
353: /*
354: Check error
355: */
356: if (trans) {
357: MatMultTranspose(A, x, u);
358: } else {
359: MatMult(A, x, u);
360: }
361: VecAXPY(u, -1.0, b);
362: VecNorm(u, NORM_2, &norm);
363: /*
364: Write output (optionally using table for solver details).
365: - PetscPrintf() handles output for multiprocessor jobs
366: by printing from only one processor in the communicator.
367: - KSPView() prints information about the linear solver.
368: */
369: if (table) {
370: char *matrixname, kspinfo[120];
372: /*
373: Open a string viewer; then write info to it.
374: */
375: PetscViewerStringOpen(PETSC_COMM_WORLD, kspinfo, sizeof(kspinfo), &viewer);
376: KSPView(ksp, viewer);
377: PetscStrrchr(file[PetscPreLoadIt], '/', &matrixname);
378: PetscPrintf(PETSC_COMM_WORLD, "%-8.8s %3" PetscInt_FMT " %2.0e %s \n", matrixname, its, (double)norm, kspinfo);
380: /*
381: Destroy the viewer
382: */
383: PetscViewerDestroy(&viewer);
384: } else {
385: PetscPrintf(PETSC_COMM_WORLD, "Number of iterations = %3" PetscInt_FMT "\n", its);
386: if (!PetscIsNanScalar(norm)) {
387: if (norm < 1.e-12 && !PetscIsNanScalar((PetscScalar)norm)) {
388: PetscPrintf(PETSC_COMM_WORLD, " Residual norm < 1.e-12\n");
389: } else {
390: PetscPrintf(PETSC_COMM_WORLD, "Residual norm %g\n", (double)norm);
391: }
392: }
393: }
394: PetscOptionsGetString(NULL, NULL, "-solution", file[3], sizeof(file[3]), &flg);
395: if (flg) {
396: Vec xstar;
397: PetscReal norm;
399: PetscViewerBinaryOpen(PETSC_COMM_WORLD, file[3], FILE_MODE_READ, &viewer);
400: VecCreate(PETSC_COMM_WORLD, &xstar);
401: VecLoad(xstar, viewer);
402: VecAXPY(xstar, -1.0, x);
403: VecNorm(xstar, NORM_2, &norm);
404: PetscPrintf(PETSC_COMM_WORLD, "Error norm %g\n", (double)norm);
405: VecDestroy(&xstar);
406: PetscViewerDestroy(&viewer);
407: }
408: if (outputSoln) {
409: PetscViewerBinaryOpen(PETSC_COMM_WORLD, "solution.petsc", FILE_MODE_WRITE, &viewer);
410: VecView(x, viewer);
411: PetscViewerDestroy(&viewer);
412: }
414: flg = PETSC_FALSE;
415: PetscOptionsGetBool(NULL, NULL, "-ksp_reason", &flg, NULL);
416: if (flg) {
417: KSPConvergedReason reason;
418: KSPGetConvergedReason(ksp, &reason);
419: PetscPrintf(PETSC_COMM_WORLD, "KSPConvergedReason: %s\n", KSPConvergedReasons[reason]);
420: }
422: } /* while (num_numfac--) */
424: /*
425: Free work space. All PETSc objects should be destroyed when they
426: are no longer needed.
427: */
428: MatDestroy(&A);
429: VecDestroy(&b);
430: VecDestroy(&u);
431: VecDestroy(&x);
432: KSPDestroy(&ksp);
433: PetscPreLoadEnd();
434: /* -----------------------------------------------------------
435: End of linear solver loop
436: ----------------------------------------------------------- */
438: PetscFinalize();
439: return 0;
440: }
442: /*TEST
444: build:
445: requires: !complex
447: testset:
448: suffix: 1
449: nsize: 2
450: args: -f0 ${wPETSC_DIR}/share/petsc/datafiles/matrices/spd-real-int@PETSC_INDEX_SIZE@-float@PETSC_SCALAR_SIZE@
451: requires: !__float128
453: testset:
454: suffix: 1a
455: args: -f0 ${wPETSC_DIR}/share/petsc/datafiles/matrices/spd-real-int@PETSC_INDEX_SIZE@-float@PETSC_SCALAR_SIZE@
456: requires: !__float128
458: testset:
459: nsize: 2
460: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
461: args: -f0 ${DATAFILESPATH}/matrices/medium
462: args: -ksp_type bicg
463: test:
464: suffix: 2
466: testset:
467: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
468: args: -f0 ${DATAFILESPATH}/matrices/medium
469: args: -ksp_type bicg
470: test:
471: suffix: 4
472: args: -pc_type lu
473: test:
474: suffix: 5
476: testset:
477: suffix: 6
478: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
479: args: -f0 ${DATAFILESPATH}/matrices/fem1
480: args: -pc_factor_levels 2 -pc_factor_fill 1.73 -ksp_gmres_cgs_refinement_type refine_always
482: testset:
483: TODO: Matrix row/column sizes are not compatible with block size
484: suffix: 7
485: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
486: args: -f0 ${DATAFILESPATH}/matrices/medium
487: args: -viewer_binary_skip_info -mat_type seqbaij
488: args: -matload_block_size {{2 3 4 5 6 7 8}separate output}
489: args: -ksp_max_it 100 -ksp_gmres_cgs_refinement_type refine_always
490: args: -ksp_rtol 1.0e-15 -ksp_monitor_short
491: test:
492: suffix: a
493: test:
494: suffix: b
495: args: -pc_factor_mat_ordering_type nd
496: test:
497: suffix: c
498: args: -pc_factor_levels 1
499: test:
500: requires: metis
501: suffix: d
502: args: -pc_factor_mat_ordering_type metisnd
504: testset:
505: TODO: Matrix row/column sizes are not compatible with block size
506: suffix: 7_d
507: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
508: args: -f0 ${DATAFILESPATH}/matrices/medium
509: args: -viewer_binary_skip_info -mat_type seqbaij
510: args: -matload_block_size {{2 3 4 5 6 7 8}shared output}
511: args: -ksp_type preonly -pc_type lu
513: testset:
514: suffix: 8
515: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
516: args: -f0 ${DATAFILESPATH}/matrices/medium
517: args: -ksp_diagonal_scale -pc_type eisenstat -ksp_monitor_short -ksp_diagonal_scale_fix -ksp_gmres_cgs_refinement_type refine_always -mat_no_inode
519: testset:
520: TODO: Matrix row/column sizes are not compatible with block size
521: suffix: 9
522: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
523: args: -f0 ${DATAFILESPATH}/matrices/medium
524: args: -viewer_binary_skip_info -matload_block_size {{1 2 3 4 5 6 7}separate output} -ksp_max_it 100 -ksp_gmres_cgs_refinement_type refine_always -ksp_rtol 1.0e-15 -ksp_monitor_short
525: test:
526: suffix: a
527: args: -mat_type seqbaij
528: test:
529: suffix: b
530: args: -mat_type seqbaij -trans
531: test:
532: suffix: c
533: nsize: 2
534: args: -mat_type mpibaij
535: test:
536: suffix: d
537: nsize: 2
538: args: -mat_type mpibaij -trans
539: test:
540: suffix: e
541: nsize: 3
542: args: -mat_type mpibaij
543: test:
544: suffix: f
545: nsize: 3
546: args: -mat_type mpibaij -trans
548: testset:
549: suffix: 10
550: nsize: 2
551: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
552: args: -ksp_type fgmres -pc_type ksp -f0 ${DATAFILESPATH}/matrices/medium -ksp_fgmres_modifypcksp -ksp_monitor_short
554: testset:
555: suffix: 12
556: requires: datafilespath matlab
557: args: -pc_type lu -pc_factor_mat_solver_type matlab -f0 ${DATAFILESPATH}/matrices/arco1
559: testset:
560: suffix: 13
561: requires: datafilespath lusol
562: args: -f0 ${DATAFILESPATH}/matrices/arco1
563: args: -mat_type lusol -pc_type lu
565: testset:
566: nsize: 3
567: args: -f0 ${DATAFILESPATH}/matrices/medium
568: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
569: test:
570: suffix: 14
571: requires: spai
572: args: -pc_type spai
573: test:
574: suffix: 15
575: requires: hypre !defined(PETSC_HAVE_HYPRE_DEVICE)
576: args: -pc_type hypre -pc_hypre_type pilut
577: test:
578: suffix: 16
579: requires: hypre !defined(PETSC_HAVE_HYPRE_DEVICE)
580: args: -pc_type hypre -pc_hypre_type parasails
581: test:
582: suffix: 17
583: requires: hypre !defined(PETSC_HAVE_HYPRE_DEVICE)
584: args: -pc_type hypre -pc_hypre_type boomeramg
585: test:
586: suffix: 18
587: requires: hypre !defined(PETSC_HAVE_HYPRE_DEVICE)
588: args: -pc_type hypre -pc_hypre_type euclid
590: testset:
591: suffix: 19
592: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
593: args: -f0 ${DATAFILESPATH}/matrices/poisson1
594: args: -ksp_type cg -pc_type icc
595: args: -pc_factor_levels {{0 2 4}separate output}
596: test:
597: test:
598: args: -mat_type seqsbaij
600: testset:
601: suffix: ILU
602: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
603: args: -f0 ${DATAFILESPATH}/matrices/small
604: args: -pc_factor_levels 1
605: test:
606: test:
607: # This is tested against regular ILU (used to be denoted ILUBAIJ)
608: args: -mat_type baij
610: testset:
611: suffix: aijcusparse
612: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) cuda
613: args: -f0 ${DATAFILESPATH}/matrices/medium -ksp_monitor_short -ksp_view -mat_view ascii::ascii_info -mat_type aijcusparse -pc_factor_mat_solver_type cusparse -pc_type ilu -vec_type cuda
615: testset:
616: TODO: No output file. Need to determine if deprecated
617: suffix: asm_viennacl
618: nsize: 2
619: requires: viennacl
620: args: -pc_type asm -pc_asm_sub_mat_type aijviennacl -f0 ${wPETSC_DIR}/share/petsc/datafiles/matrices/spd-real-int${PETSC_INDEX_SIZE}-float${PETSC_SCALAR_SIZE}
622: testset:
623: nsize: 2
624: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) hypre !defined(PETSC_HAVE_HYPRE_DEVICE)
625: args: -f0 ${DATAFILESPATH}/matrices/poisson2.gz -ksp_monitor_short -ksp_rtol 1.E-9 -pc_type hypre -pc_hypre_type boomeramg
626: test:
627: suffix: boomeramg_euclid
628: args: -pc_hypre_boomeramg_smooth_type Euclid -pc_hypre_boomeramg_smooth_num_levels 2 -pc_hypre_boomeramg_eu_level 1 -pc_hypre_boomeramg_eu_droptolerance 0.01
629: TODO: Need to determine if deprecated
630: test:
631: suffix: boomeramg_euclid_bj
632: args: -pc_hypre_boomeramg_smooth_type Euclid -pc_hypre_boomeramg_smooth_num_levels 2 -pc_hypre_boomeramg_eu_level 1 -pc_hypre_boomeramg_eu_droptolerance 0.01 -pc_hypre_boomeramg_eu_bj
633: TODO: Need to determine if deprecated
634: test:
635: suffix: boomeramg_parasails
636: args: -pc_hypre_boomeramg_smooth_type ParaSails -pc_hypre_boomeramg_smooth_num_levels 2
637: test:
638: suffix: boomeramg_pilut
639: args: -pc_hypre_boomeramg_smooth_type Pilut -pc_hypre_boomeramg_smooth_num_levels 2
640: test:
641: suffix: boomeramg_schwarz
642: args: -pc_hypre_boomeramg_smooth_type Schwarz-smoothers
644: testset:
645: suffix: cg_singlereduction
646: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
647: args: -f0 ${DATAFILESPATH}/matrices/small
648: args: -mat_type mpisbaij -ksp_type cg -pc_type eisenstat -ksp_monitor_short -ksp_converged_reason
649: test:
650: test:
651: args: -ksp_cg_single_reduction
653: testset:
654: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
655: args: -f0 ${DATAFILESPATH}/matrices/poisson2.gz
656: args: -ksp_monitor_short -pc_type icc
657: test:
658: suffix: cr
659: args: -ksp_type cr
660: test:
661: suffix: lcd
662: args: -ksp_type lcd
664: testset:
665: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
666: args: -f0 ${DATAFILESPATH}/matrices/small
667: args: -ksp_monitor_short -ksp_view -mat_view ascii::ascii_info
668: test:
669: suffix: seqaijcrl
670: args: -mat_type seqaijcrl
671: test:
672: suffix: seqaijperm
673: args: -mat_type seqaijperm
675: testset:
676: nsize: 2
677: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
678: args: -f0 ${DATAFILESPATH}/matrices/small
679: args: -ksp_monitor_short -ksp_view
680: # Different output files
681: test:
682: suffix: mpiaijcrl
683: args: -mat_type mpiaijcrl
684: test:
685: suffix: mpiaijperm
686: args: -mat_type mpiaijperm
688: testset:
689: nsize: 4
690: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) !defined(PETSC_HAVE_I_MPI_NUMVERSION)
691: args: -ksp_monitor_short -ksp_view
692: test:
693: suffix: xxt
694: args: -f0 ${DATAFILESPATH}/matrices/poisson1 -check_symmetry -ksp_type cg -pc_type tfs
695: test:
696: suffix: xyt
697: args: -f0 ${DATAFILESPATH}/matrices/medium -ksp_type gmres -pc_type tfs
699: testset:
700: # The output file here is the same as mumps
701: suffix: mumps_cholesky
702: output_file: output/ex72_mumps.out
703: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) mumps
704: args: -f0 ${DATAFILESPATH}/matrices/small -ksp_type preonly -pc_type cholesky -pc_factor_mat_solver_type mumps -num_numfac 2 -num_rhs 2
705: nsize: {{1 2}}
706: test:
707: args: -mat_type sbaij -mat_ignore_lower_triangular
708: test:
709: args: -mat_type aij
710: test:
711: args: -mat_type aij -matload_spd
713: testset:
714: # The output file here is the same as mumps
715: suffix: mumps_lu
716: output_file: output/ex72_mumps.out
717: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) mumps
718: args: -f0 ${DATAFILESPATH}/matrices/small -ksp_type preonly -pc_type lu -pc_factor_mat_solver_type mumps -num_numfac 2 -num_rhs 2
719: test:
720: args: -mat_type seqaij
721: test:
722: nsize: 2
723: args: -mat_type mpiaij
724: test:
725: args: -mat_type seqbaij -matload_block_size 2
726: test:
727: nsize: 2
728: args: -mat_type mpibaij -matload_block_size 2
729: test:
730: args: -mat_type aij -mat_mumps_icntl_7 5
731: TODO: Need to determine if deprecated
733: test:
734: suffix: mumps_lu_parmetis
735: output_file: output/ex72_mumps.out
736: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) mumps parmetis
737: nsize: 2
738: args: -f0 ${DATAFILESPATH}/matrices/small -ksp_type preonly -pc_type lu -pc_factor_mat_solver_type mumps -num_numfac 2 -num_rhs 2 -mat_type mpiaij -mat_mumps_icntl_28 2 -mat_mumps_icntl_29 2
740: test:
741: suffix: mumps_lu_ptscotch
742: output_file: output/ex72_mumps.out
743: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) mumps ptscotch
744: nsize: 2
745: args: -f0 ${DATAFILESPATH}/matrices/small -ksp_type preonly -pc_type lu -pc_factor_mat_solver_type mumps -num_numfac 2 -num_rhs 2 -mat_type mpiaij -mat_mumps_icntl_28 2 -mat_mumps_icntl_29 1
747: testset:
748: # The output file here is the same as mumps
749: suffix: mumps_redundant
750: output_file: output/ex72_mumps_redundant.out
751: nsize: 8
752: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) mumps
753: args: -f0 ${DATAFILESPATH}/matrices/medium -ksp_type preonly -pc_type redundant -pc_redundant_number {{8 7 6 5 4 3 2 1}} -redundant_pc_factor_mat_solver_type mumps -num_numfac 2 -num_rhs 2
755: testset:
756: suffix: pastix_cholesky
757: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) pastix
758: output_file: output/ex72_mumps.out
759: nsize: {{1 2}}
760: args: -f0 ${DATAFILESPATH}/matrices/small -ksp_type preonly -pc_factor_mat_solver_type pastix -num_numfac 2 -num_rhs 2 -pc_type cholesky -mat_type sbaij -mat_ignore_lower_triangular
762: testset:
763: suffix: pastix_lu
764: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) pastix
765: args: -f0 ${DATAFILESPATH}/matrices/small -ksp_type preonly -pc_type lu -pc_factor_mat_solver_type pastix -num_numfac 2 -num_rhs 2
766: output_file: output/ex72_mumps.out
767: test:
768: args: -mat_type seqaij
769: test:
770: nsize: 2
771: args: -mat_type mpiaij
773: testset:
774: suffix: pastix_redundant
775: output_file: output/ex72_mumps_redundant.out
776: nsize: 8
777: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) pastix
778: args: -f0 ${DATAFILESPATH}/matrices/medium -ksp_type preonly -pc_type redundant -pc_redundant_number {{8 7 6 5 4 3 2 1}} -redundant_pc_factor_mat_solver_type pastix -num_numfac 2 -num_rhs 2
780: testset:
781: suffix: superlu_dist_lu
782: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) superlu_dist
783: output_file: output/ex72_mumps.out
784: args: -f0 ${DATAFILESPATH}/matrices/small -ksp_type preonly -pc_type lu -pc_factor_mat_solver_type superlu_dist -num_numfac 2 -num_rhs 2
785: nsize: {{1 2}}
787: testset:
788: suffix: superlu_dist_redundant
789: nsize: 8
790: output_file: output/ex72_mumps_redundant.out
791: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) superlu_dist
792: args: -f0 ${DATAFILESPATH}/matrices/medium -ksp_type preonly -pc_type redundant -pc_redundant_number {{8 7 6 5 4 3 2 1}} -redundant_pc_factor_mat_solver_type superlu_dist -num_numfac 2 -num_rhs 2
794: testset:
795: suffix: superlu_lu
796: output_file: output/ex72_mumps.out
797: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) superlu
798: args: -f0 ${DATAFILESPATH}/matrices/small -ksp_type preonly -pc_type lu -pc_factor_mat_solver_type superlu -num_numfac 2 -num_rhs 2
800: testset:
801: suffix: umfpack
802: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) suitesparse
803: args: -f0 ${DATAFILESPATH}/matrices/small -ksp_type preonly -pc_type lu -mat_type seqaij -pc_factor_mat_solver_type umfpack -num_numfac 2 -num_rhs 2
805: testset:
806: suffix: zeropivot
807: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) mumps
808: args: -f0 ${DATAFILESPATH}/matrices/small -test_zeropivot -ksp_converged_reason -ksp_type fgmres -pc_type ksp
809: test:
810: nsize: 3
811: args: -ksp_pc_type bjacobi
812: test:
813: nsize: 2
814: args: -ksp_ksp_type cg -ksp_pc_type bjacobi -ksp_pc_bjacobi_blocks 1
815: #test:
816: #nsize: 3
817: #args: -ksp_ksp_converged_reason -ksp_pc_type bjacobi -ksp_sub_ksp_converged_reason
818: #TODO: Need to determine if deprecated
820: testset:
821: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
822: args: -mat_convert_type is -f0 ${DATAFILESPATH}/matrices/medium -ksp_type fgmres
823: test:
824: suffix: aij_gdsw
825: nsize: 4
826: args: -mat_convert_type aij -pc_type mg -pc_mg_levels 2 -pc_mg_adapt_interp_coarse_space gdsw -pc_mg_galerkin -mg_levels_pc_type asm
827: test:
828: output_file: output/ex72_aij_gdsw.out
829: suffix: is_gdsw
830: nsize: 4
831: args: -pc_type mg -pc_mg_levels 2 -pc_mg_adapt_interp_coarse_space gdsw -pc_mg_galerkin -mg_levels_pc_type asm
832: test:
833: suffix: is_asm
834: nsize: {{1 2}separate output}
835: args: -pc_type asm
836: test:
837: suffix: bddc_seq
838: nsize: 1
839: args: -pc_type bddc
840: test:
841: suffix: bddc_par
842: nsize: 2
843: args: -pc_type bddc
844: test:
845: requires: parmetis
846: suffix: bddc_par_nd_parmetis
847: filter: sed -e "s/Number of iterations = [0-9]/Number of iterations = 9/g"
848: nsize: 4
849: args: -ksp_error_if_not_converged -pc_type bddc -mat_is_disassemble_l2g_type nd -mat_partitioning_type parmetis
850: test:
851: requires: ptscotch defined(PETSC_HAVE_SCOTCH_PARMETIS_V3_NODEND)
852: suffix: bddc_par_nd_ptscotch
853: filter: sed -e "s/Number of iterations = [0-9]/Number of iterations = 9/g"
854: nsize: 4
855: args: -ksp_error_if_not_converged -pc_type bddc -mat_is_disassemble_l2g_type nd -mat_partitioning_type ptscotch
857: testset:
858: requires: !__float128 hpddm slepc defined(PETSC_HAVE_DYNAMIC_LIBRARIES) defined(PETSC_USE_SHARED_LIBRARIES)
859: test:
860: suffix: hpddm_mat
861: output_file: output/ex72_bddc_seq.out
862: filter: sed -e "s/Number of iterations = 2/Number of iterations = 1/g"
863: nsize: 2
864: args: -f0 ${wPETSC_DIR}/share/petsc/datafiles/matrices/spd-real-int@PETSC_INDEX_SIZE@-float@PETSC_SCALAR_SIZE@ -pc_type hpddm -pc_hpddm_define_subdomains -pc_hpddm_levels_1_sub_pc_type cholesky -pc_hpddm_levels_1_eps_nev 5 -pc_hpddm_levels_1_st_pc_type mat
865: test:
866: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES)
867: suffix: hpddm_gen_non_hermitian
868: output_file: output/ex72_2.out
869: nsize: 4
870: args: -f0 ${DATAFILESPATH}/matrices/arco1 -pc_type hpddm -pc_hpddm_define_subdomains -pc_hpddm_levels_1_sub_pc_type lu -pc_hpddm_levels_1_eps_nev 10 -pc_hpddm_levels_1_st_share_sub_ksp -pc_hpddm_levels_1_eps_gen_non_hermitian -pc_hpddm_coarse_mat_type baij -pc_hpddm_block_splitting -pc_hpddm_levels_1_eps_threshold 0.7 -pc_hpddm_coarse_pc_type lu -ksp_pc_side right
871: test:
872: requires: datafilespath double !defined(PETSC_USE_64BIT_INDICES) mumps !defined(PETSCTEST_VALGRIND)
873: suffix: hpddm_gen_non_hermitian_baij
874: output_file: output/ex72_5.out
875: nsize: 4
876: timeoutfactor: 2
877: args: -f0 ${DATAFILESPATH}/matrices/arco6 -pc_type hpddm -pc_hpddm_define_subdomains -pc_hpddm_levels_1_sub_pc_type lu -pc_hpddm_levels_1_eps_nev 30 -pc_hpddm_levels_1_st_share_sub_ksp -pc_hpddm_levels_1_eps_gen_non_hermitian -pc_hpddm_coarse_mat_type baij -pc_hpddm_block_splitting -pc_hpddm_levels_1_eps_threshold 0.8 -pc_hpddm_coarse_pc_type lu -ksp_pc_side right -mat_type baij -pc_hpddm_levels_1_sub_pc_factor_mat_solver_type mumps -pc_hpddm_levels_1_eps_tol 1.0e-2
878: TEST*/