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 10 #if defined(PETSC_HAVE_SYS_SYSINFO_H) 11 #include <sys/sysinfo.h> 12 #endif 13 #if defined(PETSC_HAVE_UNISTD_H) 14 #include <unistd.h> 15 #endif 16 17 /* ------------------------Nasty global variables -------------------------------*/ 18 /* 19 Indicates if PETSc started up MPI, or it was 20 already started before PETSc was initialized. 21 */ 22 PetscBool PetscBeganMPI = PETSC_FALSE; 23 PetscBool PetscErrorHandlingInitialized = PETSC_FALSE; 24 PetscBool PetscInitializeCalled = PETSC_FALSE; 25 PetscBool PetscFinalizeCalled = PETSC_FALSE; 26 27 PetscMPIInt PetscGlobalRank = -1; 28 PetscMPIInt PetscGlobalSize = -1; 29 30 #if defined(PETSC_HAVE_KOKKOS) 31 PetscBool PetscBeganKokkos = PETSC_FALSE; 32 #endif 33 34 #if defined(PETSC_HAVE_NVSHMEM) 35 PetscBool PetscBeganNvshmem = PETSC_FALSE; 36 PetscBool PetscNvshmemInitialized = PETSC_FALSE; 37 #endif 38 39 PetscBool use_gpu_aware_mpi = PetscDefined(HAVE_MPIUNI) ? PETSC_FALSE : PETSC_TRUE; 40 41 #if defined(PETSC_HAVE_COMPLEX) 42 #if defined(PETSC_COMPLEX_INSTANTIATE) 43 template <> class std::complex<double>; /* instantiate complex template class */ 44 #endif 45 46 /*MC 47 PETSC_i - the imaginary number i 48 49 Synopsis: 50 #include <petscsys.h> 51 PetscComplex PETSC_i; 52 53 Level: beginner 54 55 Note: 56 Complex numbers are automatically available if PETSc located a working complex implementation 57 58 .seealso: `PetscRealPart()`, `PetscImaginaryPart()`, `PetscRealPartComplex()`, `PetscImaginaryPartComplex()` 59 M*/ 60 PetscComplex PETSC_i; 61 MPI_Datatype MPIU___COMPLEX128 = 0; 62 #endif /* PETSC_HAVE_COMPLEX */ 63 #if defined(PETSC_USE_REAL___FLOAT128) 64 MPI_Datatype MPIU___FLOAT128 = 0; 65 #elif defined(PETSC_USE_REAL___FP16) 66 MPI_Datatype MPIU___FP16 = 0; 67 #endif 68 MPI_Datatype MPIU_2SCALAR = 0; 69 MPI_Datatype MPIU_REAL_INT = 0; 70 MPI_Datatype MPIU_SCALAR_INT = 0; 71 #if defined(PETSC_USE_64BIT_INDICES) 72 MPI_Datatype MPIU_2INT = 0; 73 #endif 74 MPI_Datatype MPI_4INT = 0; 75 MPI_Datatype MPIU_4INT = 0; 76 MPI_Datatype MPIU_BOOL; 77 MPI_Datatype MPIU_ENUM; 78 MPI_Datatype MPIU_FORTRANADDR; 79 MPI_Datatype MPIU_SIZE_T; 80 81 /* 82 Function that is called to display all error messages 83 */ 84 PetscErrorCode (*PetscErrorPrintf)(const char [],...) = PetscErrorPrintfDefault; 85 PetscErrorCode (*PetscHelpPrintf)(MPI_Comm,const char [],...) = PetscHelpPrintfDefault; 86 PetscErrorCode (*PetscVFPrintf)(FILE*,const char[],va_list) = PetscVFPrintfDefault; 87 88 /* ------------------------------------------------------------------------------*/ 89 /* 90 Optional file where all PETSc output from various prints is saved 91 */ 92 PETSC_INTERN FILE *petsc_history; 93 FILE *petsc_history = NULL; 94 95 PetscErrorCode PetscOpenHistoryFile(const char filename[],FILE **fd) 96 { 97 PetscMPIInt rank,size; 98 char pfile[PETSC_MAX_PATH_LEN],pname[PETSC_MAX_PATH_LEN],fname[PETSC_MAX_PATH_LEN],date[64]; 99 char version[256]; 100 101 PetscFunctionBegin; 102 PetscCallMPI(MPI_Comm_rank(PETSC_COMM_WORLD,&rank)); 103 if (rank == 0) { 104 char arch[10]; 105 int err; 106 107 PetscCall(PetscGetArchType(arch,10)); 108 PetscCall(PetscGetDate(date,64)); 109 PetscCall(PetscGetVersion(version,256)); 110 PetscCallMPI(MPI_Comm_size(PETSC_COMM_WORLD,&size)); 111 if (filename) { 112 PetscCall(PetscFixFilename(filename,fname)); 113 } else { 114 PetscCall(PetscGetHomeDirectory(pfile,sizeof(pfile))); 115 PetscCall(PetscStrlcat(pfile,"/.petschistory",sizeof(pfile))); 116 PetscCall(PetscFixFilename(pfile,fname)); 117 } 118 119 *fd = fopen(fname,"a"); 120 PetscCheck(fd,PETSC_COMM_SELF,PETSC_ERR_FILE_OPEN,"Cannot open file: %s",fname); 121 122 PetscCall(PetscFPrintf(PETSC_COMM_SELF,*fd,"----------------------------------------\n")); 123 PetscCall(PetscFPrintf(PETSC_COMM_SELF,*fd,"%s %s\n",version,date)); 124 PetscCall(PetscGetProgramName(pname,sizeof(pname))); 125 PetscCall(PetscFPrintf(PETSC_COMM_SELF,*fd,"%s on a %s, %d proc. with options:\n",pname,arch,size)); 126 PetscCall(PetscFPrintf(PETSC_COMM_SELF,*fd,"----------------------------------------\n")); 127 128 err = fflush(*fd); 129 PetscCheck(!err,PETSC_COMM_SELF,PETSC_ERR_SYS,"fflush() failed on file"); 130 } 131 PetscFunctionReturn(0); 132 } 133 134 PETSC_INTERN PetscErrorCode PetscCloseHistoryFile(FILE **fd) 135 { 136 PetscMPIInt rank; 137 char date[64]; 138 int err; 139 140 PetscFunctionBegin; 141 PetscCallMPI(MPI_Comm_rank(PETSC_COMM_WORLD,&rank)); 142 if (rank == 0) { 143 PetscCall(PetscGetDate(date,64)); 144 PetscCall(PetscFPrintf(PETSC_COMM_SELF,*fd,"----------------------------------------\n")); 145 PetscCall(PetscFPrintf(PETSC_COMM_SELF,*fd,"Finished at %s\n",date)); 146 PetscCall(PetscFPrintf(PETSC_COMM_SELF,*fd,"----------------------------------------\n")); 147 err = fflush(*fd); 148 PetscCheck(!err,PETSC_COMM_SELF,PETSC_ERR_SYS,"fflush() failed on file"); 149 err = fclose(*fd); 150 PetscCheck(!err,PETSC_COMM_SELF,PETSC_ERR_SYS,"fclose() failed on file"); 151 } 152 PetscFunctionReturn(0); 153 } 154 155 /* ------------------------------------------------------------------------------*/ 156 157 /* 158 This is ugly and probably belongs somewhere else, but I want to 159 be able to put a true MPI abort error handler with command line args. 160 161 This is so MPI errors in the debugger will leave all the stack 162 frames. The default MP_Abort() cleans up and exits thus providing no useful information 163 in the debugger hence we call abort() instead of MPI_Abort(). 164 */ 165 166 void Petsc_MPI_AbortOnError(MPI_Comm *comm,PetscMPIInt *flag,...) 167 { 168 PetscFunctionBegin; 169 (*PetscErrorPrintf)("MPI error %d\n",*flag); 170 abort(); 171 } 172 173 void Petsc_MPI_DebuggerOnError(MPI_Comm *comm,PetscMPIInt *flag,...) 174 { 175 PetscFunctionBegin; 176 (*PetscErrorPrintf)("MPI error %d\n",*flag); 177 if (PetscAttachDebugger()) PETSCABORT(*comm,*flag); /* hopeless so get out */ 178 } 179 180 /*@C 181 PetscEnd - Calls PetscFinalize() and then ends the program. This is useful if one 182 wishes a clean exit somewhere deep in the program. 183 184 Collective on PETSC_COMM_WORLD 185 186 Options Database Keys are the same as for PetscFinalize() 187 188 Level: advanced 189 190 Note: 191 See PetscInitialize() for more general runtime options. 192 193 .seealso: `PetscInitialize()`, `PetscOptionsView()`, `PetscMallocDump()`, `PetscMPIDump()`, `PetscFinalize()` 194 @*/ 195 PetscErrorCode PetscEnd(void) 196 { 197 PetscFunctionBegin; 198 PetscFinalize(); 199 exit(0); 200 return 0; 201 } 202 203 PetscBool PetscOptionsPublish = PETSC_FALSE; 204 PETSC_INTERN PetscErrorCode PetscSetUseHBWMalloc_Private(void); 205 PETSC_INTERN PetscBool petscsetmallocvisited; 206 static char emacsmachinename[256]; 207 208 PetscErrorCode (*PetscExternalVersionFunction)(MPI_Comm) = NULL; 209 PetscErrorCode (*PetscExternalHelpFunction)(MPI_Comm) = NULL; 210 211 #if PetscDefined(USE_LOG) 212 #include <petscviewer.h> 213 #endif 214 215 /*@C 216 PetscSetHelpVersionFunctions - Sets functions that print help and version information 217 before the PETSc help and version information is printed. Must call BEFORE PetscInitialize(). 218 This routine enables a "higher-level" package that uses PETSc to print its messages first. 219 220 Input Parameters: 221 + help - the help function (may be NULL) 222 - version - the version function (may be NULL) 223 224 Level: developer 225 226 @*/ 227 PetscErrorCode PetscSetHelpVersionFunctions(PetscErrorCode (*help)(MPI_Comm),PetscErrorCode (*version)(MPI_Comm)) 228 { 229 PetscFunctionBegin; 230 PetscExternalHelpFunction = help; 231 PetscExternalVersionFunction = version; 232 PetscFunctionReturn(0); 233 } 234 235 #if defined(PETSC_USE_LOG) 236 PETSC_INTERN PetscBool PetscObjectsLog; 237 #endif 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,flg3 = PETSC_FALSE,flag,hasHelp; 244 PetscReal si; 245 PetscInt intensity; 246 int i; 247 PetscMPIInt rank; 248 char version[256]; 249 #if defined(PETSC_USE_LOG) 250 char mname[PETSC_MAX_PATH_LEN]; 251 PetscViewerFormat format; 252 PetscBool flg4 = PETSC_FALSE; 253 #endif 254 255 PetscFunctionBegin; 256 PetscCallMPI(MPI_Comm_rank(comm,&rank)); 257 258 /* 259 Setup building of stack frames for all function calls 260 */ 261 if (PetscDefined(USE_DEBUG) && !PetscDefined(HAVE_THREADSAFETY)) { 262 PetscCall(PetscOptionsGetBool(NULL,NULL,"-checkstack",&flg1,NULL)); 263 PetscCall(PetscStackSetCheck(flg1)); 264 } 265 266 #if !defined(PETSC_HAVE_THREADSAFETY) 267 if (!(PETSC_RUNNING_ON_VALGRIND)) { 268 /* 269 Setup the memory management; support for tracing malloc() usage 270 */ 271 PetscBool mdebug = PETSC_FALSE, eachcall = PETSC_FALSE, initializenan = PETSC_FALSE, mlog = PETSC_FALSE; 272 273 if (PetscDefined(USE_DEBUG)) { 274 mdebug = PETSC_TRUE; 275 initializenan = PETSC_TRUE; 276 PetscCall(PetscOptionsHasName(NULL,NULL,"-malloc_test",&flg1)); 277 } else { 278 /* don't warn about unused option */ 279 PetscCall(PetscOptionsHasName(NULL,NULL,"-malloc_test",&flg1)); 280 flg1 = PETSC_FALSE; 281 } 282 PetscCall(PetscOptionsGetBool(NULL,NULL,"-malloc_debug",&flg2,&flg3)); 283 if (flg1 || flg2) { 284 mdebug = PETSC_TRUE; 285 eachcall = PETSC_TRUE; 286 initializenan = PETSC_TRUE; 287 } else if (flg3 && !flg2) { 288 mdebug = PETSC_FALSE; 289 eachcall = PETSC_FALSE; 290 initializenan = PETSC_FALSE; 291 } 292 293 PetscCall(PetscOptionsGetBool(NULL,NULL,"-malloc_requested_size",&flg1,&flg2)); 294 if (flg2) PetscCall(PetscMallocLogRequestedSizeSet(flg1)); 295 296 PetscCall(PetscOptionsHasName(NULL,NULL,"-malloc_view",&mlog)); 297 if (mlog) { 298 mdebug = PETSC_TRUE; 299 } 300 /* the next line is deprecated */ 301 PetscCall(PetscOptionsGetBool(NULL,NULL,"-malloc",&mdebug,NULL)); 302 PetscCall(PetscOptionsGetBool(NULL,NULL,"-malloc_dump",&mdebug,NULL)); 303 PetscCall(PetscOptionsGetBool(NULL,NULL,"-log_view_memory",&mdebug,NULL)); 304 if (mdebug) { 305 PetscCall(PetscMallocSetDebug(eachcall,initializenan)); 306 } 307 if (mlog) { 308 PetscReal logthreshold = 0; 309 PetscCall(PetscOptionsGetReal(NULL,NULL,"-malloc_view_threshold",&logthreshold,NULL)); 310 PetscCall(PetscMallocViewSet(logthreshold)); 311 } 312 #if defined(PETSC_USE_LOG) 313 PetscCall(PetscOptionsGetBool(NULL,NULL,"-log_view_memory",&PetscLogMemory,NULL)); 314 #endif 315 } 316 317 PetscCall(PetscOptionsGetBool(NULL,NULL,"-malloc_coalesce",&flg1,&flg2)); 318 if (flg2) PetscCall(PetscMallocSetCoalesce(flg1)); 319 flg1 = PETSC_FALSE; 320 PetscCall(PetscOptionsGetBool(NULL,NULL,"-malloc_hbw",&flg1,NULL)); 321 /* ignore this option if malloc is already set */ 322 if (flg1 && !petscsetmallocvisited) PetscCall(PetscSetUseHBWMalloc_Private()); 323 324 flg1 = PETSC_FALSE; 325 PetscCall(PetscOptionsGetBool(NULL,NULL,"-malloc_info",&flg1,NULL)); 326 if (!flg1) { 327 flg1 = PETSC_FALSE; 328 PetscCall(PetscOptionsGetBool(NULL,NULL,"-memory_view",&flg1,NULL)); 329 } 330 if (flg1) { 331 PetscCall(PetscMemorySetGetMaximumUsage()); 332 } 333 #endif 334 335 #if defined(PETSC_USE_LOG) 336 PetscCall(PetscOptionsHasName(NULL,NULL,"-objects_dump",&PetscObjectsLog)); 337 #endif 338 339 /* 340 Set the display variable for graphics 341 */ 342 PetscCall(PetscSetDisplay()); 343 344 /* 345 Print main application help message 346 */ 347 PetscCall(PetscOptionsHasHelp(NULL,&hasHelp)); 348 if (help && hasHelp) { 349 PetscCall(PetscPrintf(comm,"%s",help)); 350 PetscCall(PetscPrintf(comm,"----------------------------------------\n")); 351 } 352 353 /* 354 Print the PETSc version information 355 */ 356 PetscCall(PetscOptionsHasName(NULL,NULL,"-version",&flg1)); 357 if (flg1 || hasHelp) { 358 /* 359 Print "higher-level" package version message 360 */ 361 if (PetscExternalVersionFunction) { 362 PetscCall((*PetscExternalVersionFunction)(comm)); 363 } 364 365 PetscCall(PetscGetVersion(version,256)); 366 PetscCall((*PetscHelpPrintf)(comm,"%s\n",version)); 367 PetscCall((*PetscHelpPrintf)(comm,"%s",PETSC_AUTHOR_INFO)); 368 PetscCall((*PetscHelpPrintf)(comm,"See docs/changes/index.html for recent updates.\n")); 369 PetscCall((*PetscHelpPrintf)(comm,"See docs/faq.html for problems.\n")); 370 PetscCall((*PetscHelpPrintf)(comm,"See docs/manualpages/index.html for help. \n")); 371 PetscCall((*PetscHelpPrintf)(comm,"Libraries linked from %s\n",PETSC_LIB_DIR)); 372 PetscCall((*PetscHelpPrintf)(comm,"----------------------------------------\n")); 373 } 374 375 /* 376 Print "higher-level" package help message 377 */ 378 if (hasHelp) { 379 PetscBool hasHelpIntro; 380 381 if (PetscExternalHelpFunction) { 382 PetscCall((*PetscExternalHelpFunction)(comm)); 383 } 384 PetscCall(PetscOptionsHasHelpIntro_Internal(NULL,&hasHelpIntro)); 385 if (hasHelpIntro) { 386 PetscCall(PetscOptionsDestroyDefault()); 387 PetscCall(PetscFreeMPIResources()); 388 PetscCallMPI(MPI_Finalize()); 389 exit(0); 390 } 391 } 392 393 /* 394 Setup the error handling 395 */ 396 flg1 = PETSC_FALSE; 397 PetscCall(PetscOptionsGetBool(NULL,NULL,"-on_error_abort",&flg1,NULL)); 398 if (flg1) { 399 PetscCallMPI(MPI_Comm_set_errhandler(comm,MPI_ERRORS_ARE_FATAL)); 400 PetscCall(PetscPushErrorHandler(PetscAbortErrorHandler,NULL)); 401 } 402 flg1 = PETSC_FALSE; 403 PetscCall(PetscOptionsGetBool(NULL,NULL,"-on_error_mpiabort",&flg1,NULL)); 404 if (flg1) PetscCall(PetscPushErrorHandler(PetscMPIAbortErrorHandler,NULL)); 405 flg1 = PETSC_FALSE; 406 PetscCall(PetscOptionsGetBool(NULL,NULL,"-mpi_return_on_error",&flg1,NULL)); 407 if (flg1) { 408 PetscCallMPI(MPI_Comm_set_errhandler(comm,MPI_ERRORS_RETURN)); 409 } 410 flg1 = PETSC_FALSE; 411 PetscCall(PetscOptionsGetBool(NULL,NULL,"-no_signal_handler",&flg1,NULL)); 412 if (!flg1) PetscCall(PetscPushSignalHandler(PetscSignalHandlerDefault,(void*)0)); 413 414 /* 415 Setup debugger information 416 */ 417 PetscCall(PetscSetDefaultDebugger()); 418 PetscCall(PetscOptionsGetString(NULL,NULL,"-on_error_attach_debugger",string,sizeof(string),&flg1)); 419 if (flg1) { 420 MPI_Errhandler err_handler; 421 422 PetscCall(PetscSetDebuggerFromString(string)); 423 PetscCallMPI(MPI_Comm_create_errhandler(Petsc_MPI_DebuggerOnError,&err_handler)); 424 PetscCallMPI(MPI_Comm_set_errhandler(comm,err_handler)); 425 PetscCall(PetscPushErrorHandler(PetscAttachDebuggerErrorHandler,NULL)); 426 } 427 PetscCall(PetscOptionsGetString(NULL,NULL,"-debug_terminal",string,sizeof(string),&flg1)); 428 if (flg1) PetscCall(PetscSetDebugTerminal(string)); 429 PetscCall(PetscOptionsGetString(NULL,NULL,"-start_in_debugger",string,sizeof(string),&flg1)); 430 PetscCall(PetscOptionsGetString(NULL,NULL,"-stop_for_debugger",string,sizeof(string),&flg2)); 431 if (flg1 || flg2) { 432 PetscMPIInt size; 433 PetscInt lsize,*ranks; 434 MPI_Errhandler err_handler; 435 /* 436 we have to make sure that all processors have opened 437 connections to all other processors, otherwise once the 438 debugger has stated it is likely to receive a SIGUSR1 439 and kill the program. 440 */ 441 PetscCallMPI(MPI_Comm_size(comm,&size)); 442 if (size > 2) { 443 PetscMPIInt dummy = 0; 444 MPI_Status status; 445 for (i=0; i<size; i++) { 446 if (rank != i) { 447 PetscCallMPI(MPI_Send(&dummy,1,MPI_INT,i,109,comm)); 448 } 449 } 450 for (i=0; i<size; i++) { 451 if (rank != i) { 452 PetscCallMPI(MPI_Recv(&dummy,1,MPI_INT,i,109,comm,&status)); 453 } 454 } 455 } 456 /* check if this processor node should be in debugger */ 457 PetscCall(PetscMalloc1(size,&ranks)); 458 lsize = size; 459 /* Deprecated in 3.14 */ 460 PetscCall(PetscOptionsGetIntArray(NULL,NULL,"-debugger_nodes",ranks,&lsize,&flag)); 461 if (flag) { 462 const char * const quietopt="-options_suppress_deprecated_warnings"; 463 char msg[4096]; 464 PetscBool quiet = PETSC_FALSE; 465 466 PetscCall(PetscOptionsGetBool(NULL,NULL,quietopt,&quiet,NULL)); 467 if (!quiet) { 468 PetscCall(PetscStrcpy(msg,"** PETSc DEPRECATION WARNING ** : the option ")); 469 PetscCall(PetscStrcat(msg,"-debugger_nodes")); 470 PetscCall(PetscStrcat(msg," is deprecated as of version ")); 471 PetscCall(PetscStrcat(msg,"3.14")); 472 PetscCall(PetscStrcat(msg," and will be removed in a future release.")); 473 PetscCall(PetscStrcat(msg," Please use the option ")); 474 PetscCall(PetscStrcat(msg,"-debugger_ranks")); 475 PetscCall(PetscStrcat(msg," instead.")); 476 PetscCall(PetscStrcat(msg," (Silence this warning with ")); 477 PetscCall(PetscStrcat(msg,quietopt)); 478 PetscCall(PetscStrcat(msg,")\n")); 479 PetscCall(PetscPrintf(comm,"%s",msg)); 480 } 481 } else { 482 lsize = size; 483 PetscCall(PetscOptionsGetIntArray(NULL,NULL,"-debugger_ranks",ranks,&lsize,&flag)); 484 } 485 if (flag) { 486 for (i=0; i<lsize; i++) { 487 if (ranks[i] == rank) { flag = PETSC_FALSE; break; } 488 } 489 } 490 if (!flag) { 491 PetscCall(PetscSetDebuggerFromString(string)); 492 PetscCall(PetscPushErrorHandler(PetscAbortErrorHandler,NULL)); 493 if (flg1) { 494 PetscCall(PetscAttachDebugger()); 495 } else { 496 PetscCall(PetscStopForDebugger()); 497 } 498 PetscCallMPI(MPI_Comm_create_errhandler(Petsc_MPI_AbortOnError,&err_handler)); 499 PetscCallMPI(MPI_Comm_set_errhandler(comm,err_handler)); 500 } else { 501 PetscCall(PetscWaitOnError()); 502 } 503 PetscCall(PetscFree(ranks)); 504 } 505 506 PetscCall(PetscOptionsGetString(NULL,NULL,"-on_error_emacs",emacsmachinename,sizeof(emacsmachinename),&flg1)); 507 if (flg1 && rank == 0) PetscCall(PetscPushErrorHandler(PetscEmacsClientErrorHandler,emacsmachinename)); 508 509 /* 510 Setup profiling and logging 511 */ 512 #if defined(PETSC_USE_INFO) 513 { 514 PetscCall(PetscInfoSetFromOptions(NULL)); 515 } 516 #endif 517 PetscCall(PetscDetermineInitialFPTrap()); 518 flg1 = PETSC_FALSE; 519 PetscCall(PetscOptionsGetBool(NULL,NULL,"-fp_trap",&flg1,&flag)); 520 if (flag) PetscCall(PetscSetFPTrap((PetscFPTrap)flg1)); 521 PetscCall(PetscOptionsGetInt(NULL,NULL,"-check_pointer_intensity",&intensity,&flag)); 522 if (flag) PetscCall(PetscCheckPointerSetIntensity(intensity)); 523 #if defined(PETSC_USE_LOG) 524 mname[0] = 0; 525 PetscCall(PetscOptionsGetString(NULL,NULL,"-history",mname,sizeof(mname),&flg1)); 526 if (flg1) { 527 if (mname[0]) { 528 PetscCall(PetscOpenHistoryFile(mname,&petsc_history)); 529 } else { 530 PetscCall(PetscOpenHistoryFile(NULL,&petsc_history)); 531 } 532 } 533 534 PetscCall(PetscOptionsGetBool(NULL,NULL,"-log_sync",&PetscLogSyncOn,NULL)); 535 536 #if defined(PETSC_HAVE_MPE) 537 flg1 = PETSC_FALSE; 538 PetscCall(PetscOptionsHasName(NULL,NULL,"-log_mpe",&flg1)); 539 if (flg1) PetscCall(PetscLogMPEBegin()); 540 #endif 541 flg1 = PETSC_FALSE; 542 flg3 = PETSC_FALSE; 543 PetscCall(PetscOptionsGetBool(NULL,NULL,"-log_all",&flg1,NULL)); 544 PetscCall(PetscOptionsHasName(NULL,NULL,"-log_summary",&flg3)); 545 if (flg1) PetscCall(PetscLogAllBegin()); 546 else if (flg3) PetscCall(PetscLogDefaultBegin()); 547 548 PetscCall(PetscOptionsGetString(NULL,NULL,"-log_trace",mname,sizeof(mname),&flg1)); 549 if (flg1) { 550 char name[PETSC_MAX_PATH_LEN],fname[PETSC_MAX_PATH_LEN]; 551 FILE *file; 552 if (mname[0]) { 553 PetscSNPrintf(name,PETSC_MAX_PATH_LEN,"%s.%d",mname,rank); 554 PetscCall(PetscFixFilename(name,fname)); 555 file = fopen(fname,"w"); 556 PetscCheck(file,PETSC_COMM_SELF,PETSC_ERR_FILE_OPEN,"Unable to open trace file: %s",fname); 557 } else file = PETSC_STDOUT; 558 PetscCall(PetscLogTraceBegin(file)); 559 } 560 561 PetscCall(PetscOptionsGetViewer(comm,NULL,NULL,"-log_view",NULL,&format,&flg4)); 562 if (flg4) { 563 if (format == PETSC_VIEWER_ASCII_XML || format == PETSC_VIEWER_ASCII_FLAMEGRAPH) { 564 PetscCall(PetscLogNestedBegin()); 565 } else { 566 PetscCall(PetscLogDefaultBegin()); 567 } 568 } 569 if (flg4 && (format == PETSC_VIEWER_ASCII_XML || format == PETSC_VIEWER_ASCII_FLAMEGRAPH)) { 570 PetscReal threshold = PetscRealConstant(0.01); 571 PetscCall(PetscOptionsGetReal(NULL,NULL,"-log_threshold",&threshold,&flg1)); 572 if (flg1) PetscCall(PetscLogSetThreshold((PetscLogDouble)threshold,NULL)); 573 } 574 #endif 575 576 PetscCall(PetscOptionsGetBool(NULL,NULL,"-saws_options",&PetscOptionsPublish,NULL)); 577 PetscCall(PetscOptionsGetBool(NULL,NULL,"-use_gpu_aware_mpi",&use_gpu_aware_mpi,NULL)); 578 579 /* 580 Print basic help message 581 */ 582 if (hasHelp) { 583 PetscCall((*PetscHelpPrintf)(comm,"Options for all PETSc programs:\n")); 584 PetscCall((*PetscHelpPrintf)(comm," -version: prints PETSc version\n")); 585 PetscCall((*PetscHelpPrintf)(comm," -help intro: prints example description and PETSc version, and exits\n")); 586 PetscCall((*PetscHelpPrintf)(comm," -help: prints example description, PETSc version, and available options for used routines\n")); 587 PetscCall((*PetscHelpPrintf)(comm," -on_error_abort: cause an abort when an error is detected. Useful \n ")); 588 PetscCall((*PetscHelpPrintf)(comm," only when run in the debugger\n")); 589 PetscCall((*PetscHelpPrintf)(comm," -on_error_attach_debugger [gdb,dbx,xxgdb,ups,noxterm]\n")); 590 PetscCall((*PetscHelpPrintf)(comm," start the debugger in new xterm\n")); 591 PetscCall((*PetscHelpPrintf)(comm," unless noxterm is given\n")); 592 PetscCall((*PetscHelpPrintf)(comm," -start_in_debugger [gdb,dbx,xxgdb,ups,noxterm]\n")); 593 PetscCall((*PetscHelpPrintf)(comm," start all processes in the debugger\n")); 594 PetscCall((*PetscHelpPrintf)(comm," -on_error_emacs <machinename>\n")); 595 PetscCall((*PetscHelpPrintf)(comm," emacs jumps to error file\n")); 596 PetscCall((*PetscHelpPrintf)(comm," -debugger_ranks [n1,n2,..] Ranks to start in debugger\n")); 597 PetscCall((*PetscHelpPrintf)(comm," -debugger_pause [m] : delay (in seconds) to attach debugger\n")); 598 PetscCall((*PetscHelpPrintf)(comm," -stop_for_debugger : prints message on how to attach debugger manually\n")); 599 PetscCall((*PetscHelpPrintf)(comm," waits the delay for you to attach\n")); 600 PetscCall((*PetscHelpPrintf)(comm," -display display: Location where X window graphics and debuggers are displayed\n")); 601 PetscCall((*PetscHelpPrintf)(comm," -no_signal_handler: do not trap error signals\n")); 602 PetscCall((*PetscHelpPrintf)(comm," -mpi_return_on_error: MPI returns error code, rather than abort on internal error\n")); 603 PetscCall((*PetscHelpPrintf)(comm," -fp_trap: stop on floating point exceptions\n")); 604 PetscCall((*PetscHelpPrintf)(comm," note on IBM RS6000 this slows run greatly\n")); 605 PetscCall((*PetscHelpPrintf)(comm," -malloc_dump <optional filename>: dump list of unfreed memory at conclusion\n")); 606 PetscCall((*PetscHelpPrintf)(comm," -malloc: use PETSc error checking malloc (deprecated, use -malloc_debug)\n")); 607 PetscCall((*PetscHelpPrintf)(comm," -malloc no: don't use PETSc error checking malloc (deprecated, use -malloc_debug no)\n")); 608 PetscCall((*PetscHelpPrintf)(comm," -malloc_info: prints total memory usage\n")); 609 PetscCall((*PetscHelpPrintf)(comm," -malloc_view <optional filename>: keeps log of all memory allocations, displays in PetscFinalize()\n")); 610 PetscCall((*PetscHelpPrintf)(comm," -malloc_debug <true or false>: enables or disables extended checking for memory corruption\n")); 611 PetscCall((*PetscHelpPrintf)(comm," -options_view: dump list of options inputted\n")); 612 PetscCall((*PetscHelpPrintf)(comm," -options_left: dump list of unused options\n")); 613 PetscCall((*PetscHelpPrintf)(comm," -options_left no: don't dump list of unused options\n")); 614 PetscCall((*PetscHelpPrintf)(comm," -tmp tmpdir: alternative /tmp directory\n")); 615 PetscCall((*PetscHelpPrintf)(comm," -shared_tmp: tmp directory is shared by all processors\n")); 616 PetscCall((*PetscHelpPrintf)(comm," -not_shared_tmp: each processor has separate tmp directory\n")); 617 PetscCall((*PetscHelpPrintf)(comm," -memory_view: print memory usage at end of run\n")); 618 #if defined(PETSC_USE_LOG) 619 PetscCall((*PetscHelpPrintf)(comm," -get_total_flops: total flops over all processors\n")); 620 PetscCall((*PetscHelpPrintf)(comm," -log_view [:filename:[format]]: logging objects and events\n")); 621 PetscCall((*PetscHelpPrintf)(comm," -log_trace [filename]: prints trace of all PETSc calls\n")); 622 PetscCall((*PetscHelpPrintf)(comm," -log_exclude <list,of,classnames>: exclude given classes from logging\n")); 623 #if defined(PETSC_HAVE_DEVICE) 624 PetscCall((*PetscHelpPrintf)(comm," -log_view_gpu_time: log the GPU time for each and event\n")); 625 #endif 626 #if defined(PETSC_HAVE_MPE) 627 PetscCall((*PetscHelpPrintf)(comm," -log_mpe: Also create logfile viewable through Jumpshot\n")); 628 #endif 629 #endif 630 #if defined(PETSC_USE_INFO) 631 PetscCall((*PetscHelpPrintf)(comm," -info [filename][:[~]<list,of,classnames>[:[~]self]]: print verbose information\n")); 632 #endif 633 PetscCall((*PetscHelpPrintf)(comm," -options_file <file>: reads options from file\n")); 634 PetscCall((*PetscHelpPrintf)(comm," -options_monitor: monitor options to standard output, including that set previously e.g. in option files\n")); 635 PetscCall((*PetscHelpPrintf)(comm," -options_monitor_cancel: cancels all hardwired option monitors\n")); 636 PetscCall((*PetscHelpPrintf)(comm," -petsc_sleep n: sleeps n seconds before running program\n")); 637 } 638 639 #if defined(PETSC_HAVE_POPEN) 640 { 641 char machine[128]; 642 PetscCall(PetscOptionsGetString(NULL,NULL,"-popen_machine",machine,sizeof(machine),&flg1)); 643 if (flg1) { 644 PetscCall(PetscPOpenSetMachine(machine)); 645 } 646 } 647 #endif 648 649 PetscCall(PetscOptionsGetReal(NULL,NULL,"-petsc_sleep",&si,&flg1)); 650 if (flg1) { 651 PetscCall(PetscSleep(si)); 652 } 653 PetscFunctionReturn(0); 654 } 655