1 /* 2 3 This file defines part of the initialization of PETSc 4 5 This file uses regular malloc and free because it cannot be known 6 what malloc is being used until it has already processed the input. 7 */ 8 #include <petsc/private/petscimpl.h> /*I "petscsys.h" I*/ 9 #include <petsc/private/logimpl.h> 10 11 #if defined(PETSC_HAVE_UNISTD_H) 12 #include <unistd.h> 13 #endif 14 15 /* ------------------------Nasty global variables -------------------------------*/ 16 /* 17 Indicates if PETSc started up MPI, or it was 18 already started before PETSc was initialized. 19 */ 20 PetscBool PetscBeganMPI = PETSC_FALSE; 21 PetscBool PetscErrorHandlingInitialized = PETSC_FALSE; 22 PetscBool PetscInitializeCalled = PETSC_FALSE; 23 PetscBool PetscFinalizeCalled = PETSC_FALSE; 24 25 PetscMPIInt PetscGlobalRank = -1; 26 PetscMPIInt PetscGlobalSize = -1; 27 28 #if defined(PETSC_HAVE_KOKKOS) 29 PetscBool PetscBeganKokkos = PETSC_FALSE; 30 #endif 31 32 #if defined(PETSC_HAVE_NVSHMEM) 33 PetscBool PetscBeganNvshmem = PETSC_FALSE; 34 PetscBool PetscNvshmemInitialized = PETSC_FALSE; 35 #endif 36 37 PetscBool use_gpu_aware_mpi = PetscDefined(HAVE_MPIUNI) ? PETSC_FALSE : PETSC_TRUE; 38 39 PetscBool PetscPrintFunctionList = PETSC_FALSE; 40 41 #if defined(PETSC_HAVE_COMPLEX) 42 #if defined(PETSC_COMPLEX_INSTANTIATE) 43 template <> 44 class std::complex<double>; /* instantiate complex template class */ 45 #endif 46 47 /*MC 48 PETSC_i - the imaginary number i 49 50 Synopsis: 51 #include <petscsys.h> 52 PetscComplex PETSC_i; 53 54 Level: beginner 55 56 Note: 57 Complex numbers are automatically available if PETSc located a working complex implementation 58 59 .seealso: `PetscRealPart()`, `PetscImaginaryPart()`, `PetscRealPartComplex()`, `PetscImaginaryPartComplex()` 60 M*/ 61 PetscComplex PETSC_i; 62 MPI_Datatype MPIU___COMPLEX128 = 0; 63 #endif /* PETSC_HAVE_COMPLEX */ 64 #if defined(PETSC_HAVE_REAL___FLOAT128) 65 MPI_Datatype MPIU___FLOAT128 = 0; 66 #endif 67 #if defined(PETSC_HAVE_REAL___FP16) 68 MPI_Datatype MPIU___FP16 = 0; 69 #endif 70 MPI_Datatype MPIU_2SCALAR = 0; 71 MPI_Datatype MPIU_REAL_INT = 0; 72 MPI_Datatype MPIU_SCALAR_INT = 0; 73 #if defined(PETSC_USE_64BIT_INDICES) 74 MPI_Datatype MPIU_2INT = 0; 75 MPI_Datatype MPIU_INT_MPIINT = 0; 76 #endif 77 MPI_Datatype MPI_4INT = 0; 78 MPI_Datatype MPIU_4INT = 0; 79 MPI_Datatype MPIU_BOOL; 80 MPI_Datatype MPIU_ENUM; 81 MPI_Datatype MPIU_FORTRANADDR; 82 MPI_Datatype MPIU_SIZE_T; 83 84 /* 85 Function that is called to display all error messages 86 */ 87 PetscErrorCode (*PetscErrorPrintf)(const char[], ...) = PetscErrorPrintfDefault; 88 PetscErrorCode (*PetscHelpPrintf)(MPI_Comm, const char[], ...) = PetscHelpPrintfDefault; 89 PetscErrorCode (*PetscVFPrintf)(FILE *, const char[], va_list) = PetscVFPrintfDefault; 90 91 /* 92 Optional file where all PETSc output from various prints is saved 93 */ 94 PETSC_INTERN FILE *petsc_history; 95 FILE *petsc_history = NULL; 96 97 static PetscErrorCode PetscOpenHistoryFile(const char filename[], FILE **fd) 98 { 99 PetscMPIInt rank, size; 100 char pfile[PETSC_MAX_PATH_LEN], pname[PETSC_MAX_PATH_LEN], fname[PETSC_MAX_PATH_LEN], date[64]; 101 char version[256]; 102 103 PetscFunctionBegin; 104 PetscCallMPI(MPI_Comm_rank(PETSC_COMM_WORLD, &rank)); 105 if (rank == 0) { 106 char arch[10]; 107 108 PetscCall(PetscGetArchType(arch, 10)); 109 PetscCall(PetscGetDate(date, 64)); 110 PetscCall(PetscGetVersion(version, 256)); 111 PetscCallMPI(MPI_Comm_size(PETSC_COMM_WORLD, &size)); 112 if (filename) { 113 PetscCall(PetscFixFilename(filename, fname)); 114 } else { 115 PetscCall(PetscGetHomeDirectory(pfile, sizeof(pfile))); 116 PetscCall(PetscStrlcat(pfile, "/.petschistory", sizeof(pfile))); 117 PetscCall(PetscFixFilename(pfile, fname)); 118 } 119 120 *fd = fopen(fname, "a"); 121 PetscCheck(fd, PETSC_COMM_SELF, PETSC_ERR_FILE_OPEN, "Cannot open file: %s", fname); 122 123 PetscCall(PetscFPrintf(PETSC_COMM_SELF, *fd, "----------------------------------------\n")); 124 PetscCall(PetscFPrintf(PETSC_COMM_SELF, *fd, "%s %s\n", version, date)); 125 PetscCall(PetscGetProgramName(pname, sizeof(pname))); 126 PetscCall(PetscFPrintf(PETSC_COMM_SELF, *fd, "%s on a %s, %d proc. with options:\n", pname, arch, size)); 127 PetscCall(PetscFPrintf(PETSC_COMM_SELF, *fd, "----------------------------------------\n")); 128 129 PetscCall(PetscFFlush(*fd)); 130 } 131 PetscFunctionReturn(PETSC_SUCCESS); 132 } 133 134 PETSC_INTERN PetscErrorCode PetscCloseHistoryFile(FILE **fd) 135 { 136 PetscMPIInt rank; 137 138 PetscFunctionBegin; 139 PetscCallMPI(MPI_Comm_rank(PETSC_COMM_WORLD, &rank)); 140 if (rank == 0) { 141 char date[64]; 142 int err; 143 144 PetscCall(PetscGetDate(date, sizeof(date))); 145 PetscCall(PetscFPrintf(PETSC_COMM_SELF, *fd, "----------------------------------------\n")); 146 PetscCall(PetscFPrintf(PETSC_COMM_SELF, *fd, "Finished at %s\n", date)); 147 PetscCall(PetscFPrintf(PETSC_COMM_SELF, *fd, "----------------------------------------\n")); 148 PetscCall(PetscFFlush(*fd)); 149 err = fclose(*fd); 150 PetscCheck(!err, PETSC_COMM_SELF, PETSC_ERR_SYS, "fclose() failed on file"); 151 } 152 PetscFunctionReturn(PETSC_SUCCESS); 153 } 154 155 /* 156 This is ugly and probably belongs somewhere else, but I want to 157 be able to put a true MPI abort error handler with command line args. 158 159 This is so MPI errors in the debugger will leave all the stack 160 frames. The default MP_Abort() cleans up and exits thus providing no useful information 161 in the debugger hence we call abort() instead of MPI_Abort(). 162 */ 163 164 static void Petsc_MPI_AbortOnError(PETSC_UNUSED MPI_Comm *comm, PetscMPIInt *flag, ...) 165 { 166 PetscFunctionBegin; 167 PetscCallContinue((*PetscErrorPrintf)("MPI error %d\n", *flag)); 168 abort(); 169 } 170 171 static void Petsc_MPI_DebuggerOnError(MPI_Comm *comm, PetscMPIInt *flag, ...) 172 { 173 PetscFunctionBegin; 174 PetscCallContinue((*PetscErrorPrintf)("MPI error %d\n", *flag)); 175 if (PetscAttachDebugger()) PETSCABORT(*comm, (PetscErrorCode)*flag); /* hopeless so get out */ 176 } 177 178 /*@ 179 PetscEnd - Calls `PetscFinalize()` and then ends the program. This is useful if one 180 wishes a clean exit somewhere deep in the program. 181 182 Collective on `PETSC_COMM_WORLD` 183 184 Level: advanced 185 186 Note: 187 See `PetscInitialize()` for more general runtime options. 188 189 .seealso: `PetscInitialize()`, `PetscOptionsView()`, `PetscMallocDump()`, `PetscMPIDump()`, `PetscFinalize()` 190 @*/ 191 PetscErrorCode PetscEnd(void) 192 { 193 PetscFunctionBegin; 194 PetscCall(PetscFinalize()); 195 exit(0); 196 return PETSC_SUCCESS; 197 } 198 199 PetscBool PetscOptionsPublish = PETSC_FALSE; 200 PETSC_INTERN PetscErrorCode PetscSetUseHBWMalloc_Private(void); 201 PETSC_INTERN PetscBool petscsetmallocvisited; 202 static char emacsmachinename[256]; 203 204 PetscErrorCode (*PetscExternalVersionFunction)(MPI_Comm) = NULL; 205 PetscErrorCode (*PetscExternalHelpFunction)(MPI_Comm) = NULL; 206 207 #include <petscviewer.h> 208 209 /*@C 210 PetscSetHelpVersionFunctions - Sets functions that print help and version information 211 before the PETSc help and version information is printed. 212 213 No Fortran Support 214 215 Input Parameters: 216 + help - the help function (may be `NULL`) 217 - version - the version function (may be `NULL`) 218 219 Level: developer 220 221 Notes: 222 Must call BEFORE `PetscInitialize()`. 223 224 This routine enables a "higher-level" package that uses PETSc to print its messages first and 225 control how the PETSc help messages are printed. 226 227 .seealso: `PetscInitialize()` 228 @*/ 229 PetscErrorCode PetscSetHelpVersionFunctions(PetscErrorCode (*help)(MPI_Comm), PetscErrorCode (*version)(MPI_Comm)) 230 { 231 PetscFunctionBegin; 232 PetscExternalHelpFunction = help; 233 PetscExternalVersionFunction = version; 234 PetscFunctionReturn(PETSC_SUCCESS); 235 } 236 237 PETSC_INTERN PetscBool PetscObjectsLog; 238 239 PETSC_INTERN PetscErrorCode PetscOptionsCheckInitial_Private(const char help[]) 240 { 241 char string[64]; 242 MPI_Comm comm = PETSC_COMM_WORLD; 243 PetscBool flg1 = PETSC_FALSE, flg2 = PETSC_FALSE, flag, hasHelp; 244 PetscBool checkstack = PETSC_FALSE; 245 PetscReal si; 246 PetscInt intensity; 247 int i; 248 PetscMPIInt rank; 249 char version[256]; 250 251 PetscFunctionBegin; 252 PetscCallMPI(MPI_Comm_rank(comm, &rank)); 253 254 if (PetscDefined(USE_DEBUG) && !PetscDefined(HAVE_THREADSAFETY)) checkstack = PETSC_TRUE; 255 PetscCall(PetscOptionsGetBool(NULL, NULL, "-checkstack", &checkstack, NULL)); 256 PetscCall(PetscStackSetCheck(checkstack)); 257 258 PetscCall(PetscOptionsGetBool(NULL, NULL, "-checkfunctionlist", &PetscPrintFunctionList, NULL)); 259 260 #if !defined(PETSC_HAVE_THREADSAFETY) 261 if (!(PETSC_RUNNING_ON_VALGRIND)) { 262 /* 263 Setup the memory management; support for tracing malloc() usage 264 */ 265 PetscBool mdebug = PETSC_FALSE, eachcall = PETSC_FALSE, initializenan = PETSC_FALSE, mlog = PETSC_FALSE; 266 PetscBool flg3 = PETSC_FALSE; 267 268 if (PetscDefined(USE_DEBUG)) { 269 mdebug = PETSC_TRUE; 270 initializenan = PETSC_TRUE; 271 PetscCall(PetscOptionsHasName(NULL, NULL, "-malloc_test", &flg1)); 272 } else { 273 /* don't warn about unused option */ 274 PetscCall(PetscOptionsHasName(NULL, NULL, "-malloc_test", &flg1)); 275 flg1 = PETSC_FALSE; 276 } 277 PetscCall(PetscOptionsGetBool(NULL, NULL, "-malloc_debug", &flg2, &flg3)); 278 if (flg1 || flg2) { 279 mdebug = PETSC_TRUE; 280 eachcall = PETSC_TRUE; 281 initializenan = PETSC_TRUE; 282 } else if (flg3 && !flg2) { 283 mdebug = PETSC_FALSE; 284 eachcall = PETSC_FALSE; 285 initializenan = PETSC_FALSE; 286 } 287 288 PetscCall(PetscOptionsGetBool(NULL, NULL, "-malloc_requested_size", &flg1, &flg2)); 289 if (flg2) PetscCall(PetscMallocLogRequestedSizeSet(flg1)); 290 291 PetscCall(PetscOptionsHasName(NULL, NULL, "-malloc_view", &mlog)); 292 if (mlog) mdebug = PETSC_TRUE; 293 /* the next line is deprecated */ 294 PetscCall(PetscOptionsGetBool(NULL, NULL, "-malloc_dump", &mdebug, NULL)); 295 PetscCall(PetscOptionsGetBool(NULL, NULL, "-log_view_memory", &mdebug, NULL)); 296 if (mdebug) PetscCall(PetscMallocSetDebug(eachcall, initializenan)); 297 if (mlog) { 298 PetscReal logthreshold = 0; 299 PetscCall(PetscOptionsGetReal(NULL, NULL, "-malloc_view_threshold", &logthreshold, NULL)); 300 PetscCall(PetscMallocViewSet(logthreshold)); 301 } 302 PetscCall(PetscOptionsGetBool(NULL, NULL, "-log_view_memory", &PetscLogMemory, NULL)); 303 } 304 305 PetscCall(PetscOptionsGetBool(NULL, NULL, "-malloc_coalesce", &flg1, &flg2)); 306 if (flg2) PetscCall(PetscMallocSetCoalesce(flg1)); 307 flg1 = PETSC_FALSE; 308 PetscCall(PetscOptionsGetBool(NULL, NULL, "-malloc_hbw", &flg1, NULL)); 309 /* ignore this option if malloc is already set */ 310 if (flg1 && !petscsetmallocvisited) PetscCall(PetscSetUseHBWMalloc_Private()); 311 312 flg1 = PETSC_FALSE; 313 PetscCall(PetscOptionsGetBool(NULL, NULL, "-memory_view", &flg1, NULL)); 314 if (flg1) PetscCall(PetscMemorySetGetMaximumUsage()); 315 #endif 316 317 PetscCall(PetscOptionsHasName(NULL, NULL, "-objects_dump", &PetscObjectsLog)); 318 319 /* 320 Set the display variable for graphics 321 */ 322 PetscCall(PetscSetDisplay()); 323 324 /* 325 Print main application help message 326 */ 327 PetscCall(PetscOptionsHasHelp(NULL, &hasHelp)); 328 if (help && hasHelp) { 329 PetscCall(PetscPrintf(comm, "%s", help)); 330 PetscCall(PetscPrintf(comm, "----------------------------------------\n")); 331 } 332 333 /* 334 Print the PETSc version information 335 */ 336 PetscCall(PetscOptionsHasName(NULL, NULL, "-version", &flg1)); 337 if (flg1 || hasHelp) { 338 /* 339 Print "higher-level" package version message 340 */ 341 if (PetscExternalVersionFunction) PetscCall((*PetscExternalVersionFunction)(comm)); 342 343 PetscCall(PetscGetVersion(version, 256)); 344 if (!PetscCIEnabledPortableErrorOutput) PetscCall((*PetscHelpPrintf)(comm, "%s\n", version)); 345 PetscCall((*PetscHelpPrintf)(comm, "%s", PETSC_AUTHOR_INFO)); 346 PetscCall((*PetscHelpPrintf)(comm, "See https://petsc.org/release/changes for recent updates.\n")); 347 PetscCall((*PetscHelpPrintf)(comm, "See https://petsc.org/release/faq for problems.\n")); 348 PetscCall((*PetscHelpPrintf)(comm, "See https://petsc.org/release/manualpages for help.\n")); 349 if (!PetscCIEnabledPortableErrorOutput) PetscCall((*PetscHelpPrintf)(comm, "Libraries linked from %s\n", PETSC_LIB_DIR)); 350 PetscCall((*PetscHelpPrintf)(comm, "----------------------------------------\n")); 351 } 352 353 /* 354 Print "higher-level" package help message 355 */ 356 if (hasHelp) { 357 PetscBool hasHelpIntro; 358 359 if (PetscExternalHelpFunction) PetscCall((*PetscExternalHelpFunction)(comm)); 360 PetscCall(PetscOptionsHasHelpIntro_Internal(NULL, &hasHelpIntro)); 361 if (hasHelpIntro) { 362 PetscCall(PetscOptionsDestroyDefault()); 363 PetscCall(PetscFreeMPIResources()); 364 PetscCallMPI(MPI_Finalize()); 365 exit(0); 366 } 367 } 368 369 /* 370 Setup the error handling 371 */ 372 flg1 = PETSC_FALSE; 373 PetscCall(PetscOptionsGetBool(NULL, NULL, "-on_error_abort", &flg1, NULL)); 374 if (flg1) { 375 PetscCallMPI(MPI_Comm_set_errhandler(comm, MPI_ERRORS_ARE_FATAL)); 376 PetscCall(PetscPushErrorHandler(PetscAbortErrorHandler, NULL)); 377 } 378 flg1 = PETSC_FALSE; 379 PetscCall(PetscOptionsGetBool(NULL, NULL, "-on_error_mpiabort", &flg1, NULL)); 380 if (flg1) PetscCall(PetscPushErrorHandler(PetscMPIAbortErrorHandler, NULL)); 381 flg1 = PETSC_FALSE; 382 PetscCall(PetscOptionsGetBool(NULL, NULL, "-mpi_return_on_error", &flg1, NULL)); 383 if (flg1) PetscCallMPI(MPI_Comm_set_errhandler(comm, MPI_ERRORS_RETURN)); 384 flg1 = PETSC_FALSE; 385 PetscCall(PetscOptionsGetBool(NULL, NULL, "-no_signal_handler", &flg1, NULL)); 386 if (!flg1) PetscCall(PetscPushSignalHandler(PetscSignalHandlerDefault, (void *)0)); 387 388 /* 389 Setup debugger information 390 */ 391 PetscCall(PetscSetDefaultDebugger()); 392 PetscCall(PetscOptionsGetString(NULL, NULL, "-on_error_attach_debugger", string, sizeof(string), &flg1)); 393 if (flg1) { 394 MPI_Errhandler err_handler; 395 396 PetscCall(PetscSetDebuggerFromString(string)); 397 PetscCallMPI(MPI_Comm_create_errhandler(Petsc_MPI_DebuggerOnError, &err_handler)); 398 PetscCallMPI(MPI_Comm_set_errhandler(comm, err_handler)); 399 PetscCall(PetscPushErrorHandler(PetscAttachDebuggerErrorHandler, NULL)); 400 } 401 PetscCall(PetscOptionsGetString(NULL, NULL, "-debug_terminal", string, sizeof(string), &flg1)); 402 if (flg1) PetscCall(PetscSetDebugTerminal(string)); 403 PetscCall(PetscOptionsGetString(NULL, NULL, "-start_in_debugger", string, sizeof(string), &flg1)); 404 PetscCall(PetscOptionsGetString(NULL, NULL, "-stop_for_debugger", string, sizeof(string), &flg2)); 405 if (flg1 || flg2) { 406 PetscMPIInt size; 407 PetscInt lsize, *ranks; 408 MPI_Errhandler err_handler; 409 /* 410 we have to make sure that all processors have opened 411 connections to all other processors, otherwise once the 412 debugger has stated it is likely to receive a SIGUSR1 413 and kill the program. 414 */ 415 PetscCallMPI(MPI_Comm_size(comm, &size)); 416 if (size > 2) { 417 PetscMPIInt dummy = 0; 418 MPI_Status status; 419 for (i = 0; i < size; i++) { 420 if (rank != i) PetscCallMPI(MPI_Send(&dummy, 1, MPI_INT, i, 109, comm)); 421 } 422 for (i = 0; i < size; i++) { 423 if (rank != i) PetscCallMPI(MPI_Recv(&dummy, 1, MPI_INT, i, 109, comm, &status)); 424 } 425 } 426 /* check if this processor node should be in debugger */ 427 PetscCall(PetscMalloc1(size, &ranks)); 428 lsize = size; 429 /* Deprecated in 3.14 */ 430 PetscCall(PetscOptionsGetIntArray(NULL, NULL, "-debugger_nodes", ranks, &lsize, &flag)); 431 if (flag) { 432 const char *const quietopt = "-options_suppress_deprecated_warnings"; 433 char msg[4096]; 434 PetscBool quiet = PETSC_FALSE; 435 436 PetscCall(PetscOptionsGetBool(NULL, NULL, quietopt, &quiet, NULL)); 437 if (!quiet) { 438 PetscCall(PetscStrncpy(msg, "** PETSc DEPRECATION WARNING ** : the option ", sizeof(msg))); 439 PetscCall(PetscStrlcat(msg, "-debugger_nodes", sizeof(msg))); 440 PetscCall(PetscStrlcat(msg, " is deprecated as of version ", sizeof(msg))); 441 PetscCall(PetscStrlcat(msg, "3.14", sizeof(msg))); 442 PetscCall(PetscStrlcat(msg, " and will be removed in a future release.", sizeof(msg))); 443 PetscCall(PetscStrlcat(msg, " Please use the option ", sizeof(msg))); 444 PetscCall(PetscStrlcat(msg, "-debugger_ranks", sizeof(msg))); 445 PetscCall(PetscStrlcat(msg, " instead.", sizeof(msg))); 446 PetscCall(PetscStrlcat(msg, " (Silence this warning with ", sizeof(msg))); 447 PetscCall(PetscStrlcat(msg, quietopt, sizeof(msg))); 448 PetscCall(PetscStrlcat(msg, ")\n", sizeof(msg))); 449 PetscCall(PetscPrintf(comm, "%s", msg)); 450 } 451 } else { 452 lsize = size; 453 PetscCall(PetscOptionsGetIntArray(NULL, NULL, "-debugger_ranks", ranks, &lsize, &flag)); 454 } 455 if (flag) { 456 for (i = 0; i < lsize; i++) { 457 if (ranks[i] == rank) { 458 flag = PETSC_FALSE; 459 break; 460 } 461 } 462 } 463 if (!flag) { 464 PetscCall(PetscSetDebuggerFromString(string)); 465 PetscCall(PetscPushErrorHandler(PetscAbortErrorHandler, NULL)); 466 if (flg1) { 467 PetscCall(PetscAttachDebugger()); 468 } else { 469 PetscCall(PetscStopForDebugger()); 470 } 471 PetscCallMPI(MPI_Comm_create_errhandler(Petsc_MPI_AbortOnError, &err_handler)); 472 PetscCallMPI(MPI_Comm_set_errhandler(comm, err_handler)); 473 } else { 474 PetscCall(PetscWaitOnError()); 475 } 476 PetscCall(PetscFree(ranks)); 477 } 478 479 PetscCall(PetscOptionsGetString(NULL, NULL, "-on_error_emacs", emacsmachinename, sizeof(emacsmachinename), &flg1)); 480 if (flg1 && rank == 0) PetscCall(PetscPushErrorHandler(PetscEmacsClientErrorHandler, emacsmachinename)); 481 482 /* 483 Setup profiling and logging 484 */ 485 if (PetscDefined(USE_LOG)) { PetscCall(PetscInfoSetFromOptions(NULL)); } 486 PetscCall(PetscDetermineInitialFPTrap()); 487 flg1 = PETSC_FALSE; 488 PetscCall(PetscOptionsGetBool(NULL, NULL, "-fp_trap", &flg1, &flag)); 489 if (flag) PetscCall(PetscSetFPTrap(flg1 ? PETSC_FP_TRAP_ON : PETSC_FP_TRAP_OFF)); 490 PetscCall(PetscOptionsGetInt(NULL, NULL, "-check_pointer_intensity", &intensity, &flag)); 491 if (flag) PetscCall(PetscCheckPointerSetIntensity(intensity)); 492 if (PetscDefined(USE_LOG)) { 493 char mname[PETSC_MAX_PATH_LEN]; 494 PetscInt n_max = PETSC_LOG_VIEW_FROM_OPTIONS_MAX; 495 PetscViewerFormat format[PETSC_LOG_VIEW_FROM_OPTIONS_MAX]; 496 PetscBool ci_log = PetscCIEnabled; 497 498 mname[0] = 0; 499 PetscCall(PetscOptionsGetString(NULL, NULL, "-history", mname, sizeof(mname), &flg1)); 500 if (flg1) { 501 if (mname[0]) { 502 PetscCall(PetscOpenHistoryFile(mname, &petsc_history)); 503 } else { 504 PetscCall(PetscOpenHistoryFile(NULL, &petsc_history)); 505 } 506 } 507 508 if (ci_log) { 509 static const char *LogOptions[] = {"-log_view", "-log_mpe", "-log_perfstubs", "-log_nvtx", "-log", "-log_all"}; 510 511 for (size_t i = 0; i < PETSC_STATIC_ARRAY_LENGTH(LogOptions); i++) { 512 PetscCall(PetscOptionsHasName(NULL, NULL, LogOptions[i], &flg1)); 513 if (flg1) { 514 ci_log = PETSC_FALSE; 515 break; 516 } 517 } 518 } 519 if (ci_log) PetscLogSyncOn = PETSC_TRUE; 520 PetscCall(PetscOptionsGetBool(NULL, NULL, "-log_sync", &PetscLogSyncOn, NULL)); 521 522 if (PetscDefined(HAVE_MPE)) { 523 flg1 = PETSC_FALSE; 524 PetscCall(PetscOptionsHasName(NULL, NULL, "-log_mpe", &flg1)); 525 if (flg1) PetscCall(PetscLogMPEBegin()); 526 } 527 if (PetscDefined(HAVE_TAU_PERFSTUBS)) { 528 char *tau_exec_path = getenv("TAU_EXEC_PATH"); 529 PetscBool start_log_perfstubs = (tau_exec_path != NULL) ? PETSC_TRUE : PETSC_FALSE; 530 531 if (tau_exec_path && !PetscGlobalRank) PetscCall(PetscInfo(NULL, "Detected tau_exec path %s\n", tau_exec_path)); 532 PetscCall(PetscOptionsGetBool(NULL, NULL, "-log_perfstubs", &start_log_perfstubs, NULL)); 533 if (start_log_perfstubs) PetscCall(PetscLogPerfstubsBegin()); 534 } 535 if (PetscDefined(USE_LOG) && PetscDefined(HAVE_CUDA)) { 536 char *nsys_profiling_session_id = getenv("NSYS_PROFILING_SESSION_ID"); 537 char *nvprof_id = getenv("NVPROF_ID"); 538 PetscBool start_log_nvtx = ((nsys_profiling_session_id != NULL) || (nvprof_id != NULL)) ? PETSC_TRUE : PETSC_FALSE; 539 540 if (nsys_profiling_session_id && !PetscGlobalRank) PetscCall(PetscInfo(NULL, "Detected nsys profiling session id %s\n", nsys_profiling_session_id)); 541 if (nvprof_id && !PetscGlobalRank) PetscCall(PetscInfo(NULL, "Detected nvprof session id %s\n", nvprof_id)); 542 PetscCall(PetscOptionsGetBool(NULL, NULL, "-log_nvtx", &start_log_nvtx, NULL)); 543 if (start_log_nvtx) PetscCall(PetscLogTypeBegin(PETSCLOGHANDLERNVTX)); 544 } 545 flg1 = PETSC_FALSE; 546 PetscCall(PetscOptionsGetBool(NULL, NULL, "-log_all", &flg1, NULL)); 547 PetscCall(PetscOptionsGetBool(NULL, NULL, "-log", &flg2, NULL)); 548 if (flg1 || flg2 || ci_log) PetscCall(PetscLogDefaultBegin()); 549 550 PetscCall(PetscOptionsGetString(NULL, NULL, "-log_trace", mname, sizeof(mname), &flg1)); 551 if (flg1) { 552 char name[PETSC_MAX_PATH_LEN], fname[PETSC_MAX_PATH_LEN]; 553 FILE *file; 554 if (mname[0]) { 555 PetscCall(PetscSNPrintf(name, PETSC_MAX_PATH_LEN, "%s.%d", mname, rank)); 556 PetscCall(PetscFixFilename(name, fname)); 557 file = fopen(fname, "w"); 558 PetscCheck(file, PETSC_COMM_SELF, PETSC_ERR_FILE_OPEN, "Unable to open trace file: %s", fname); 559 } else file = PETSC_STDOUT; 560 PetscCall(PetscLogTraceBegin(file)); 561 } 562 563 PetscCall(PetscOptionsCreateViewers(comm, NULL, NULL, "-log_view", &n_max, NULL, format, NULL)); 564 if (n_max > 0) { 565 PetscBool any_nested = PETSC_FALSE; 566 PetscBool any_default = PETSC_FALSE; 567 568 for (PetscInt i = 0; i < n_max; i++) { 569 if (format[i] == PETSC_VIEWER_ASCII_XML || format[i] == PETSC_VIEWER_ASCII_FLAMEGRAPH) { 570 any_nested = PETSC_TRUE; 571 } else { 572 any_default = PETSC_TRUE; 573 } 574 } 575 if (any_default) { PetscCall(PetscLogDefaultBegin()); } 576 if (any_nested) { 577 PetscCall(PetscLogNestedBegin()); 578 PetscReal threshold = PetscRealConstant(0.01); 579 PetscCall(PetscOptionsGetReal(NULL, NULL, "-log_threshold", &threshold, &flg1)); 580 if (flg1) PetscCall(PetscLogSetThreshold((PetscLogDouble)threshold, NULL)); 581 } 582 } 583 } 584 585 PetscCall(PetscOptionsGetBool(NULL, NULL, "-saws_options", &PetscOptionsPublish, NULL)); 586 PetscCall(PetscOptionsGetBool(NULL, NULL, "-use_gpu_aware_mpi", &use_gpu_aware_mpi, &flg1)); 587 if (!flg1) PetscCall(PetscOptionsGetBool(NULL, NULL, "-sf_use_gpu_aware_mpi", &use_gpu_aware_mpi, &flg1)); // an alias option 588 589 /* 590 Print basic help message 591 */ 592 if (hasHelp) { 593 PetscCall((*PetscHelpPrintf)(comm, "Options for all PETSc programs:\n")); 594 PetscCall((*PetscHelpPrintf)(comm, " -version: prints PETSc version\n")); 595 PetscCall((*PetscHelpPrintf)(comm, " -help intro: prints example description and PETSc version, and exits\n")); 596 PetscCall((*PetscHelpPrintf)(comm, " -help: prints example description, PETSc version, and available options for used routines\n")); 597 PetscCall((*PetscHelpPrintf)(comm, " -on_error_abort: cause an abort when an error is detected. Useful \n ")); 598 PetscCall((*PetscHelpPrintf)(comm, " only when run in the debugger\n")); 599 PetscCall((*PetscHelpPrintf)(comm, " -on_error_attach_debugger [gdb,dbx,xxgdb,ups,noxterm]\n")); 600 PetscCall((*PetscHelpPrintf)(comm, " start the debugger in new xterm\n")); 601 PetscCall((*PetscHelpPrintf)(comm, " unless noxterm is given\n")); 602 PetscCall((*PetscHelpPrintf)(comm, " -start_in_debugger [gdb,dbx,xxgdb,ups,noxterm]\n")); 603 PetscCall((*PetscHelpPrintf)(comm, " start all processes in the debugger\n")); 604 PetscCall((*PetscHelpPrintf)(comm, " -on_error_emacs <machinename>\n")); 605 PetscCall((*PetscHelpPrintf)(comm, " emacs jumps to error file\n")); 606 PetscCall((*PetscHelpPrintf)(comm, " -debugger_ranks [n1,n2,..] Ranks to start in debugger\n")); 607 PetscCall((*PetscHelpPrintf)(comm, " -debugger_pause [m] : delay (in seconds) to attach debugger\n")); 608 PetscCall((*PetscHelpPrintf)(comm, " -stop_for_debugger : prints message on how to attach debugger manually\n")); 609 PetscCall((*PetscHelpPrintf)(comm, " waits the delay for you to attach\n")); 610 PetscCall((*PetscHelpPrintf)(comm, " -display display: Location where X window graphics and debuggers are displayed\n")); 611 PetscCall((*PetscHelpPrintf)(comm, " -no_signal_handler: do not trap error signals\n")); 612 PetscCall((*PetscHelpPrintf)(comm, " -mpi_return_on_error: MPI returns error code, rather than abort on internal error\n")); 613 PetscCall((*PetscHelpPrintf)(comm, " -fp_trap: stop on floating point exceptions\n")); 614 PetscCall((*PetscHelpPrintf)(comm, " note on IBM RS6000 this slows run greatly\n")); 615 PetscCall((*PetscHelpPrintf)(comm, " -malloc_dump <optional filename>: dump list of unfreed memory at conclusion\n")); 616 PetscCall((*PetscHelpPrintf)(comm, " -on_error_malloc_dump <optional filename>: dump list of unfreed memory on memory error\n")); 617 PetscCall((*PetscHelpPrintf)(comm, " -malloc_view <optional filename>: keeps log of all memory allocations, displays in PetscFinalize()\n")); 618 PetscCall((*PetscHelpPrintf)(comm, " -malloc_debug <true or false>: enables or disables extended checking for memory corruption\n")); 619 PetscCall((*PetscHelpPrintf)(comm, " -options_view: dump list of options inputted\n")); 620 PetscCall((*PetscHelpPrintf)(comm, " -options_left: dump list of unused options\n")); 621 PetscCall((*PetscHelpPrintf)(comm, " -options_left no: don't dump list of unused options\n")); 622 PetscCall((*PetscHelpPrintf)(comm, " -tmp tmpdir: alternative /tmp directory\n")); 623 PetscCall((*PetscHelpPrintf)(comm, " -shared_tmp: tmp directory is shared by all processors\n")); 624 PetscCall((*PetscHelpPrintf)(comm, " -not_shared_tmp: each processor has separate tmp directory\n")); 625 PetscCall((*PetscHelpPrintf)(comm, " -memory_view: print memory usage at end of run\n")); 626 #if defined(PETSC_USE_LOG) 627 PetscCall((*PetscHelpPrintf)(comm, " -get_total_flops: total flops over all processors\n")); 628 PetscCall((*PetscHelpPrintf)(comm, " -log_view [:filename:[format]]: logging objects and events\n")); 629 PetscCall((*PetscHelpPrintf)(comm, " -log_trace [filename]: prints trace of all PETSc calls\n")); 630 PetscCall((*PetscHelpPrintf)(comm, " -log_exclude <list,of,classnames>: exclude given classes from logging\n")); 631 #if defined(PETSC_HAVE_DEVICE) 632 PetscCall((*PetscHelpPrintf)(comm, " -log_view_gpu_time: log the GPU time for each and event\n")); 633 #endif 634 #if defined(PETSC_HAVE_MPE) 635 PetscCall((*PetscHelpPrintf)(comm, " -log_mpe: Also create logfile viewable through Jumpshot\n")); 636 #endif 637 #if PetscDefined(HAVE_CUDA) 638 PetscCall((*PetscHelpPrintf)(comm, " -log_nvtx: Create nvtx event ranges for Nsight\n")); 639 #endif 640 #endif 641 #if defined(PETSC_USE_INFO) 642 PetscCall((*PetscHelpPrintf)(comm, " -info [filename][:[~]<list,of,classnames>[:[~]self]]: print verbose information\n")); 643 #endif 644 PetscCall((*PetscHelpPrintf)(comm, " -options_file <file>: reads options from file\n")); 645 PetscCall((*PetscHelpPrintf)(comm, " -options_monitor: monitor options to standard output, including that set previously e.g. in option files\n")); 646 PetscCall((*PetscHelpPrintf)(comm, " -options_monitor_cancel: cancels all hardwired option monitors\n")); 647 PetscCall((*PetscHelpPrintf)(comm, " -petsc_sleep n: sleeps n seconds before running program\n")); 648 } 649 650 #if defined(PETSC_HAVE_POPEN) 651 { 652 char machine[128]; 653 PetscCall(PetscOptionsGetString(NULL, NULL, "-popen_machine", machine, sizeof(machine), &flg1)); 654 if (flg1) PetscCall(PetscPOpenSetMachine(machine)); 655 } 656 #endif 657 658 PetscCall(PetscOptionsGetReal(NULL, NULL, "-petsc_sleep", &si, &flg1)); 659 if (flg1) PetscCall(PetscSleep(si)); 660 PetscFunctionReturn(PETSC_SUCCESS); 661 } 662