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 PetscErrorCode ierr; 98 PetscMPIInt rank,size; 99 char pfile[PETSC_MAX_PATH_LEN],pname[PETSC_MAX_PATH_LEN],fname[PETSC_MAX_PATH_LEN],date[64]; 100 char version[256]; 101 102 PetscFunctionBegin; 103 ierr = MPI_Comm_rank(PETSC_COMM_WORLD,&rank);CHKERRMPI(ierr); 104 if (rank == 0) { 105 char arch[10]; 106 int err; 107 108 ierr = PetscGetArchType(arch,10);CHKERRQ(ierr); 109 ierr = PetscGetDate(date,64);CHKERRQ(ierr); 110 ierr = PetscGetVersion(version,256);CHKERRQ(ierr); 111 ierr = MPI_Comm_size(PETSC_COMM_WORLD,&size);CHKERRMPI(ierr); 112 if (filename) { 113 ierr = PetscFixFilename(filename,fname);CHKERRQ(ierr); 114 } else { 115 ierr = PetscGetHomeDirectory(pfile,sizeof(pfile));CHKERRQ(ierr); 116 ierr = PetscStrlcat(pfile,"/.petschistory",sizeof(pfile));CHKERRQ(ierr); 117 ierr = PetscFixFilename(pfile,fname);CHKERRQ(ierr); 118 } 119 120 *fd = fopen(fname,"a"); 121 if (!fd) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_FILE_OPEN,"Cannot open file: %s",fname); 122 123 ierr = PetscFPrintf(PETSC_COMM_SELF,*fd,"----------------------------------------\n");CHKERRQ(ierr); 124 ierr = PetscFPrintf(PETSC_COMM_SELF,*fd,"%s %s\n",version,date);CHKERRQ(ierr); 125 ierr = PetscGetProgramName(pname,sizeof(pname));CHKERRQ(ierr); 126 ierr = PetscFPrintf(PETSC_COMM_SELF,*fd,"%s on a %s, %d proc. with options:\n",pname,arch,size);CHKERRQ(ierr); 127 ierr = PetscFPrintf(PETSC_COMM_SELF,*fd,"----------------------------------------\n");CHKERRQ(ierr); 128 129 err = fflush(*fd); 130 if (err) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_SYS,"fflush() failed on file"); 131 } 132 PetscFunctionReturn(0); 133 } 134 135 PETSC_INTERN PetscErrorCode PetscCloseHistoryFile(FILE **fd) 136 { 137 PetscErrorCode ierr; 138 PetscMPIInt rank; 139 char date[64]; 140 int err; 141 142 PetscFunctionBegin; 143 ierr = MPI_Comm_rank(PETSC_COMM_WORLD,&rank);CHKERRMPI(ierr); 144 if (rank == 0) { 145 ierr = PetscGetDate(date,64);CHKERRQ(ierr); 146 ierr = PetscFPrintf(PETSC_COMM_SELF,*fd,"----------------------------------------\n");CHKERRQ(ierr); 147 ierr = PetscFPrintf(PETSC_COMM_SELF,*fd,"Finished at %s\n",date);CHKERRQ(ierr); 148 ierr = PetscFPrintf(PETSC_COMM_SELF,*fd,"----------------------------------------\n");CHKERRQ(ierr); 149 err = fflush(*fd); 150 if (err) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_SYS,"fflush() failed on file"); 151 err = fclose(*fd); 152 if (err) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_SYS,"fclose() failed on file"); 153 } 154 PetscFunctionReturn(0); 155 } 156 157 /* ------------------------------------------------------------------------------*/ 158 159 /* 160 This is ugly and probably belongs somewhere else, but I want to 161 be able to put a true MPI abort error handler with command line args. 162 163 This is so MPI errors in the debugger will leave all the stack 164 frames. The default MP_Abort() cleans up and exits thus providing no useful information 165 in the debugger hence we call abort() instead of MPI_Abort(). 166 */ 167 168 void Petsc_MPI_AbortOnError(MPI_Comm *comm,PetscMPIInt *flag,...) 169 { 170 PetscFunctionBegin; 171 (*PetscErrorPrintf)("MPI error %d\n",*flag); 172 abort(); 173 } 174 175 void Petsc_MPI_DebuggerOnError(MPI_Comm *comm,PetscMPIInt *flag,...) 176 { 177 PetscErrorCode ierr; 178 179 PetscFunctionBegin; 180 (*PetscErrorPrintf)("MPI error %d\n",*flag); 181 ierr = PetscAttachDebugger(); 182 if (ierr) PETSCABORT(*comm,*flag); /* hopeless so get out */ 183 } 184 185 /*@C 186 PetscEnd - Calls PetscFinalize() and then ends the program. This is useful if one 187 wishes a clean exit somewhere deep in the program. 188 189 Collective on PETSC_COMM_WORLD 190 191 Options Database Keys are the same as for PetscFinalize() 192 193 Level: advanced 194 195 Note: 196 See PetscInitialize() for more general runtime options. 197 198 .seealso: PetscInitialize(), PetscOptionsView(), PetscMallocDump(), PetscMPIDump(), PetscFinalize() 199 @*/ 200 PetscErrorCode PetscEnd(void) 201 { 202 PetscFunctionBegin; 203 PetscFinalize(); 204 exit(0); 205 return 0; 206 } 207 208 PetscBool PetscOptionsPublish = PETSC_FALSE; 209 PETSC_INTERN PetscErrorCode PetscSetUseHBWMalloc_Private(void); 210 PETSC_INTERN PetscBool petscsetmallocvisited; 211 static char emacsmachinename[256]; 212 213 PetscErrorCode (*PetscExternalVersionFunction)(MPI_Comm) = NULL; 214 PetscErrorCode (*PetscExternalHelpFunction)(MPI_Comm) = NULL; 215 216 #if PetscDefined(USE_LOG) 217 #include <petscviewer.h> 218 #endif 219 220 /*@C 221 PetscSetHelpVersionFunctions - Sets functions that print help and version information 222 before the PETSc help and version information is printed. Must call BEFORE PetscInitialize(). 223 This routine enables a "higher-level" package that uses PETSc to print its messages first. 224 225 Input Parameters: 226 + help - the help function (may be NULL) 227 - version - the version function (may be NULL) 228 229 Level: developer 230 231 @*/ 232 PetscErrorCode PetscSetHelpVersionFunctions(PetscErrorCode (*help)(MPI_Comm),PetscErrorCode (*version)(MPI_Comm)) 233 { 234 PetscFunctionBegin; 235 PetscExternalHelpFunction = help; 236 PetscExternalVersionFunction = version; 237 PetscFunctionReturn(0); 238 } 239 240 #if defined(PETSC_USE_LOG) 241 PETSC_INTERN PetscBool PetscObjectsLog; 242 #endif 243 244 PETSC_INTERN PetscErrorCode PetscOptionsCheckInitial_Private(const char help[]) 245 { 246 char string[64]; 247 MPI_Comm comm = PETSC_COMM_WORLD; 248 PetscBool flg1 = PETSC_FALSE,flg2 = PETSC_FALSE,flg3 = PETSC_FALSE,flag,hasHelp; 249 PetscErrorCode ierr; 250 PetscReal si; 251 PetscInt intensity; 252 int i; 253 PetscMPIInt rank; 254 char version[256]; 255 #if defined(PETSC_USE_LOG) 256 char mname[PETSC_MAX_PATH_LEN]; 257 PetscViewerFormat format; 258 PetscBool flg4 = PETSC_FALSE; 259 #endif 260 261 PetscFunctionBegin; 262 ierr = MPI_Comm_rank(comm,&rank);CHKERRMPI(ierr); 263 264 /* 265 Setup building of stack frames for all function calls 266 */ 267 if (PetscDefined(USE_DEBUG) && !PetscDefined(HAVE_THREADSAFETY)) { 268 ierr = PetscOptionsGetBool(NULL,NULL,"-checkstack",&flg1,NULL);CHKERRQ(ierr); 269 ierr = PetscStackSetCheck(flg1);CHKERRQ(ierr); 270 } 271 272 #if !defined(PETSC_HAVE_THREADSAFETY) 273 if (!(PETSC_RUNNING_ON_VALGRIND)) { 274 /* 275 Setup the memory management; support for tracing malloc() usage 276 */ 277 PetscBool mdebug = PETSC_FALSE, eachcall = PETSC_FALSE, initializenan = PETSC_FALSE, mlog = PETSC_FALSE; 278 279 if (PetscDefined(USE_DEBUG)) { 280 mdebug = PETSC_TRUE; 281 initializenan = PETSC_TRUE; 282 ierr = PetscOptionsHasName(NULL,NULL,"-malloc_test",&flg1);CHKERRQ(ierr); 283 } else { 284 /* don't warn about unused option */ 285 ierr = PetscOptionsHasName(NULL,NULL,"-malloc_test",&flg1);CHKERRQ(ierr); 286 flg1 = PETSC_FALSE; 287 } 288 ierr = PetscOptionsGetBool(NULL,NULL,"-malloc_debug",&flg2,&flg3);CHKERRQ(ierr); 289 if (flg1 || flg2) { 290 mdebug = PETSC_TRUE; 291 eachcall = PETSC_TRUE; 292 initializenan = PETSC_TRUE; 293 } else if (flg3 && !flg2) { 294 mdebug = PETSC_FALSE; 295 eachcall = PETSC_FALSE; 296 initializenan = PETSC_FALSE; 297 } 298 299 ierr = PetscOptionsGetBool(NULL,NULL,"-malloc_requested_size",&flg1,&flg2);CHKERRQ(ierr); 300 if (flg2) {ierr = PetscMallocLogRequestedSizeSet(flg1);CHKERRQ(ierr);} 301 302 ierr = PetscOptionsHasName(NULL,NULL,"-malloc_view",&mlog);CHKERRQ(ierr); 303 if (mlog) { 304 mdebug = PETSC_TRUE; 305 } 306 /* the next line is deprecated */ 307 ierr = PetscOptionsGetBool(NULL,NULL,"-malloc",&mdebug,NULL);CHKERRQ(ierr); 308 ierr = PetscOptionsGetBool(NULL,NULL,"-malloc_dump",&mdebug,NULL);CHKERRQ(ierr); 309 ierr = PetscOptionsGetBool(NULL,NULL,"-log_view_memory",&mdebug,NULL);CHKERRQ(ierr); 310 if (mdebug) { 311 ierr = PetscMallocSetDebug(eachcall,initializenan);CHKERRQ(ierr); 312 } 313 if (mlog) { 314 PetscReal logthreshold = 0; 315 ierr = PetscOptionsGetReal(NULL,NULL,"-malloc_view_threshold",&logthreshold,NULL);CHKERRQ(ierr); 316 ierr = PetscMallocViewSet(logthreshold);CHKERRQ(ierr); 317 } 318 #if defined(PETSC_USE_LOG) 319 ierr = PetscOptionsGetBool(NULL,NULL,"-log_view_memory",&PetscLogMemory,NULL);CHKERRQ(ierr); 320 #endif 321 } 322 323 ierr = PetscOptionsGetBool(NULL,NULL,"-malloc_coalesce",&flg1,&flg2);CHKERRQ(ierr); 324 if (flg2) {ierr = PetscMallocSetCoalesce(flg1);CHKERRQ(ierr);} 325 flg1 = PETSC_FALSE; 326 ierr = PetscOptionsGetBool(NULL,NULL,"-malloc_hbw",&flg1,NULL);CHKERRQ(ierr); 327 /* ignore this option if malloc is already set */ 328 if (flg1 && !petscsetmallocvisited) {ierr = PetscSetUseHBWMalloc_Private();CHKERRQ(ierr);} 329 330 flg1 = PETSC_FALSE; 331 ierr = PetscOptionsGetBool(NULL,NULL,"-malloc_info",&flg1,NULL);CHKERRQ(ierr); 332 if (!flg1) { 333 flg1 = PETSC_FALSE; 334 ierr = PetscOptionsGetBool(NULL,NULL,"-memory_view",&flg1,NULL);CHKERRQ(ierr); 335 } 336 if (flg1) { 337 ierr = PetscMemorySetGetMaximumUsage();CHKERRQ(ierr); 338 } 339 #endif 340 341 #if defined(PETSC_USE_LOG) 342 ierr = PetscOptionsHasName(NULL,NULL,"-objects_dump",&PetscObjectsLog);CHKERRQ(ierr); 343 #endif 344 345 /* 346 Set the display variable for graphics 347 */ 348 ierr = PetscSetDisplay();CHKERRQ(ierr); 349 350 /* 351 Print main application help message 352 */ 353 ierr = PetscOptionsHasHelp(NULL,&hasHelp);CHKERRQ(ierr); 354 if (help && hasHelp) { 355 ierr = PetscPrintf(comm,"%s",help);CHKERRQ(ierr); 356 ierr = PetscPrintf(comm,"----------------------------------------\n");CHKERRQ(ierr); 357 } 358 359 /* 360 Print the PETSc version information 361 */ 362 ierr = PetscOptionsHasName(NULL,NULL,"-version",&flg1);CHKERRQ(ierr); 363 if (flg1 || hasHelp) { 364 /* 365 Print "higher-level" package version message 366 */ 367 if (PetscExternalVersionFunction) { 368 ierr = (*PetscExternalVersionFunction)(comm);CHKERRQ(ierr); 369 } 370 371 ierr = PetscGetVersion(version,256);CHKERRQ(ierr); 372 ierr = (*PetscHelpPrintf)(comm,"%s\n",version);CHKERRQ(ierr); 373 ierr = (*PetscHelpPrintf)(comm,"%s",PETSC_AUTHOR_INFO);CHKERRQ(ierr); 374 ierr = (*PetscHelpPrintf)(comm,"See docs/changes/index.html for recent updates.\n");CHKERRQ(ierr); 375 ierr = (*PetscHelpPrintf)(comm,"See docs/faq.html for problems.\n");CHKERRQ(ierr); 376 ierr = (*PetscHelpPrintf)(comm,"See docs/manualpages/index.html for help. \n");CHKERRQ(ierr); 377 ierr = (*PetscHelpPrintf)(comm,"Libraries linked from %s\n",PETSC_LIB_DIR);CHKERRQ(ierr); 378 ierr = (*PetscHelpPrintf)(comm,"----------------------------------------\n");CHKERRQ(ierr); 379 } 380 381 /* 382 Print "higher-level" package help message 383 */ 384 if (hasHelp) { 385 PetscBool hasHelpIntro; 386 387 if (PetscExternalHelpFunction) { 388 ierr = (*PetscExternalHelpFunction)(comm);CHKERRQ(ierr); 389 } 390 ierr = PetscOptionsHasHelpIntro_Internal(NULL,&hasHelpIntro);CHKERRQ(ierr); 391 if (hasHelpIntro) { 392 ierr = PetscOptionsDestroyDefault();CHKERRQ(ierr); 393 ierr = PetscFreeMPIResources();CHKERRQ(ierr); 394 ierr = MPI_Finalize();CHKERRMPI(ierr); 395 exit(0); 396 } 397 } 398 399 /* 400 Setup the error handling 401 */ 402 flg1 = PETSC_FALSE; 403 ierr = PetscOptionsGetBool(NULL,NULL,"-on_error_abort",&flg1,NULL);CHKERRQ(ierr); 404 if (flg1) { 405 ierr = MPI_Comm_set_errhandler(comm,MPI_ERRORS_ARE_FATAL);CHKERRMPI(ierr); 406 ierr = PetscPushErrorHandler(PetscAbortErrorHandler,NULL);CHKERRQ(ierr); 407 } 408 flg1 = PETSC_FALSE; 409 ierr = PetscOptionsGetBool(NULL,NULL,"-on_error_mpiabort",&flg1,NULL);CHKERRQ(ierr); 410 if (flg1) { ierr = PetscPushErrorHandler(PetscMPIAbortErrorHandler,NULL);CHKERRQ(ierr);} 411 flg1 = PETSC_FALSE; 412 ierr = PetscOptionsGetBool(NULL,NULL,"-mpi_return_on_error",&flg1,NULL);CHKERRQ(ierr); 413 if (flg1) { 414 ierr = MPI_Comm_set_errhandler(comm,MPI_ERRORS_RETURN);CHKERRMPI(ierr); 415 } 416 flg1 = PETSC_FALSE; 417 ierr = PetscOptionsGetBool(NULL,NULL,"-no_signal_handler",&flg1,NULL);CHKERRQ(ierr); 418 if (!flg1) {ierr = PetscPushSignalHandler(PetscSignalHandlerDefault,(void*)0);CHKERRQ(ierr);} 419 420 /* 421 Setup debugger information 422 */ 423 ierr = PetscSetDefaultDebugger();CHKERRQ(ierr); 424 ierr = PetscOptionsGetString(NULL,NULL,"-on_error_attach_debugger",string,sizeof(string),&flg1);CHKERRQ(ierr); 425 if (flg1) { 426 MPI_Errhandler err_handler; 427 428 ierr = PetscSetDebuggerFromString(string);CHKERRQ(ierr); 429 ierr = MPI_Comm_create_errhandler(Petsc_MPI_DebuggerOnError,&err_handler);CHKERRMPI(ierr); 430 ierr = MPI_Comm_set_errhandler(comm,err_handler);CHKERRMPI(ierr); 431 ierr = PetscPushErrorHandler(PetscAttachDebuggerErrorHandler,NULL);CHKERRQ(ierr); 432 } 433 ierr = PetscOptionsGetString(NULL,NULL,"-debug_terminal",string,sizeof(string),&flg1);CHKERRQ(ierr); 434 if (flg1) { ierr = PetscSetDebugTerminal(string);CHKERRQ(ierr); } 435 ierr = PetscOptionsGetString(NULL,NULL,"-start_in_debugger",string,sizeof(string),&flg1);CHKERRQ(ierr); 436 ierr = PetscOptionsGetString(NULL,NULL,"-stop_for_debugger",string,sizeof(string),&flg2);CHKERRQ(ierr); 437 if (flg1 || flg2) { 438 PetscMPIInt size; 439 PetscInt lsize,*ranks; 440 MPI_Errhandler err_handler; 441 /* 442 we have to make sure that all processors have opened 443 connections to all other processors, otherwise once the 444 debugger has stated it is likely to receive a SIGUSR1 445 and kill the program. 446 */ 447 ierr = MPI_Comm_size(comm,&size);CHKERRMPI(ierr); 448 if (size > 2) { 449 PetscMPIInt dummy = 0; 450 MPI_Status status; 451 for (i=0; i<size; i++) { 452 if (rank != i) { 453 ierr = MPI_Send(&dummy,1,MPI_INT,i,109,comm);CHKERRMPI(ierr); 454 } 455 } 456 for (i=0; i<size; i++) { 457 if (rank != i) { 458 ierr = MPI_Recv(&dummy,1,MPI_INT,i,109,comm,&status);CHKERRMPI(ierr); 459 } 460 } 461 } 462 /* check if this processor node should be in debugger */ 463 ierr = PetscMalloc1(size,&ranks);CHKERRQ(ierr); 464 lsize = size; 465 /* Deprecated in 3.14 */ 466 ierr = PetscOptionsGetIntArray(NULL,NULL,"-debugger_nodes",ranks,&lsize,&flag);CHKERRQ(ierr); 467 if (flag) { 468 const char * const quietopt="-options_suppress_deprecated_warnings"; 469 char msg[4096]; 470 PetscBool quiet = PETSC_FALSE; 471 472 ierr = PetscOptionsGetBool(NULL,NULL,quietopt,&quiet,NULL);CHKERRQ(ierr); 473 if (!quiet) { 474 ierr = PetscStrcpy(msg,"** PETSc DEPRECATION WARNING ** : the option ");CHKERRQ(ierr); 475 ierr = PetscStrcat(msg,"-debugger_nodes");CHKERRQ(ierr); 476 ierr = PetscStrcat(msg," is deprecated as of version ");CHKERRQ(ierr); 477 ierr = PetscStrcat(msg,"3.14");CHKERRQ(ierr); 478 ierr = PetscStrcat(msg," and will be removed in a future release.");CHKERRQ(ierr); 479 ierr = PetscStrcat(msg," Please use the option ");CHKERRQ(ierr); 480 ierr = PetscStrcat(msg,"-debugger_ranks");CHKERRQ(ierr); 481 ierr = PetscStrcat(msg," instead.");CHKERRQ(ierr); 482 ierr = PetscStrcat(msg," (Silence this warning with ");CHKERRQ(ierr); 483 ierr = PetscStrcat(msg,quietopt);CHKERRQ(ierr); 484 ierr = PetscStrcat(msg,")\n");CHKERRQ(ierr); 485 ierr = PetscPrintf(comm,"%s",msg);CHKERRQ(ierr); 486 } 487 } else { 488 lsize = size; 489 ierr = PetscOptionsGetIntArray(NULL,NULL,"-debugger_ranks",ranks,&lsize,&flag);CHKERRQ(ierr); 490 } 491 if (flag) { 492 for (i=0; i<lsize; i++) { 493 if (ranks[i] == rank) { flag = PETSC_FALSE; break; } 494 } 495 } 496 if (!flag) { 497 ierr = PetscSetDebuggerFromString(string);CHKERRQ(ierr); 498 ierr = PetscPushErrorHandler(PetscAbortErrorHandler,NULL);CHKERRQ(ierr); 499 if (flg1) { 500 ierr = PetscAttachDebugger();CHKERRQ(ierr); 501 } else { 502 ierr = PetscStopForDebugger();CHKERRQ(ierr); 503 } 504 ierr = MPI_Comm_create_errhandler(Petsc_MPI_AbortOnError,&err_handler);CHKERRMPI(ierr); 505 ierr = MPI_Comm_set_errhandler(comm,err_handler);CHKERRMPI(ierr); 506 } else { 507 ierr = PetscWaitOnError();CHKERRQ(ierr); 508 } 509 ierr = PetscFree(ranks);CHKERRQ(ierr); 510 } 511 512 ierr = PetscOptionsGetString(NULL,NULL,"-on_error_emacs",emacsmachinename,sizeof(emacsmachinename),&flg1);CHKERRQ(ierr); 513 if (flg1 && rank == 0) {ierr = PetscPushErrorHandler(PetscEmacsClientErrorHandler,emacsmachinename);CHKERRQ(ierr);} 514 515 /* 516 Setup profiling and logging 517 */ 518 #if defined(PETSC_USE_INFO) 519 { 520 ierr = PetscInfoSetFromOptions(NULL);CHKERRQ(ierr); 521 } 522 #endif 523 ierr = PetscDetermineInitialFPTrap(); 524 flg1 = PETSC_FALSE; 525 ierr = PetscOptionsGetBool(NULL,NULL,"-fp_trap",&flg1,&flag);CHKERRQ(ierr); 526 if (flag) {ierr = PetscSetFPTrap((PetscFPTrap)flg1);CHKERRQ(ierr);} 527 ierr = PetscOptionsGetInt(NULL,NULL,"-check_pointer_intensity",&intensity,&flag);CHKERRQ(ierr); 528 if (flag) {ierr = PetscCheckPointerSetIntensity(intensity);CHKERRQ(ierr);} 529 #if defined(PETSC_USE_LOG) 530 mname[0] = 0; 531 ierr = PetscOptionsGetString(NULL,NULL,"-history",mname,sizeof(mname),&flg1);CHKERRQ(ierr); 532 if (flg1) { 533 if (mname[0]) { 534 ierr = PetscOpenHistoryFile(mname,&petsc_history);CHKERRQ(ierr); 535 } else { 536 ierr = PetscOpenHistoryFile(NULL,&petsc_history);CHKERRQ(ierr); 537 } 538 } 539 540 ierr = PetscOptionsGetBool(NULL,NULL,"-log_sync",&PetscLogSyncOn,NULL);CHKERRQ(ierr); 541 542 #if defined(PETSC_HAVE_MPE) 543 flg1 = PETSC_FALSE; 544 ierr = PetscOptionsHasName(NULL,NULL,"-log_mpe",&flg1);CHKERRQ(ierr); 545 if (flg1) {ierr = PetscLogMPEBegin();CHKERRQ(ierr);} 546 #endif 547 flg1 = PETSC_FALSE; 548 flg3 = PETSC_FALSE; 549 ierr = PetscOptionsGetBool(NULL,NULL,"-log_all",&flg1,NULL);CHKERRQ(ierr); 550 ierr = PetscOptionsHasName(NULL,NULL,"-log_summary",&flg3);CHKERRQ(ierr); 551 if (flg1) { ierr = PetscLogAllBegin();CHKERRQ(ierr); } 552 else if (flg3) { ierr = PetscLogDefaultBegin();CHKERRQ(ierr);} 553 554 ierr = PetscOptionsGetString(NULL,NULL,"-log_trace",mname,sizeof(mname),&flg1);CHKERRQ(ierr); 555 if (flg1) { 556 char name[PETSC_MAX_PATH_LEN],fname[PETSC_MAX_PATH_LEN]; 557 FILE *file; 558 if (mname[0]) { 559 PetscSNPrintf(name,PETSC_MAX_PATH_LEN,"%s.%d",mname,rank); 560 ierr = PetscFixFilename(name,fname);CHKERRQ(ierr); 561 file = fopen(fname,"w"); 562 if (!file) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_FILE_OPEN,"Unable to open trace file: %s",fname); 563 } else file = PETSC_STDOUT; 564 ierr = PetscLogTraceBegin(file);CHKERRQ(ierr); 565 } 566 567 ierr = PetscOptionsGetViewer(comm,NULL,NULL,"-log_view",NULL,&format,&flg4);CHKERRQ(ierr); 568 if (flg4) { 569 if (format == PETSC_VIEWER_ASCII_XML || format == PETSC_VIEWER_ASCII_FLAMEGRAPH) { 570 ierr = PetscLogNestedBegin();CHKERRQ(ierr); 571 } else { 572 ierr = PetscLogDefaultBegin();CHKERRQ(ierr); 573 } 574 } 575 if (flg4 && (format == PETSC_VIEWER_ASCII_XML || format == PETSC_VIEWER_ASCII_FLAMEGRAPH)) { 576 PetscReal threshold = PetscRealConstant(0.01); 577 ierr = PetscOptionsGetReal(NULL,NULL,"-log_threshold",&threshold,&flg1);CHKERRQ(ierr); 578 if (flg1) {ierr = PetscLogSetThreshold((PetscLogDouble)threshold,NULL);CHKERRQ(ierr);} 579 } 580 #endif 581 582 ierr = PetscOptionsGetBool(NULL,NULL,"-saws_options",&PetscOptionsPublish,NULL);CHKERRQ(ierr); 583 ierr = PetscOptionsGetBool(NULL,NULL,"-use_gpu_aware_mpi",&use_gpu_aware_mpi,NULL);CHKERRQ(ierr); 584 585 /* 586 Print basic help message 587 */ 588 if (hasHelp) { 589 ierr = (*PetscHelpPrintf)(comm,"Options for all PETSc programs:\n");CHKERRQ(ierr); 590 ierr = (*PetscHelpPrintf)(comm," -version: prints PETSc version\n");CHKERRQ(ierr); 591 ierr = (*PetscHelpPrintf)(comm," -help intro: prints example description and PETSc version, and exits\n");CHKERRQ(ierr); 592 ierr = (*PetscHelpPrintf)(comm," -help: prints example description, PETSc version, and available options for used routines\n");CHKERRQ(ierr); 593 ierr = (*PetscHelpPrintf)(comm," -on_error_abort: cause an abort when an error is detected. Useful \n ");CHKERRQ(ierr); 594 ierr = (*PetscHelpPrintf)(comm," only when run in the debugger\n");CHKERRQ(ierr); 595 ierr = (*PetscHelpPrintf)(comm," -on_error_attach_debugger [gdb,dbx,xxgdb,ups,noxterm]\n");CHKERRQ(ierr); 596 ierr = (*PetscHelpPrintf)(comm," start the debugger in new xterm\n");CHKERRQ(ierr); 597 ierr = (*PetscHelpPrintf)(comm," unless noxterm is given\n");CHKERRQ(ierr); 598 ierr = (*PetscHelpPrintf)(comm," -start_in_debugger [gdb,dbx,xxgdb,ups,noxterm]\n");CHKERRQ(ierr); 599 ierr = (*PetscHelpPrintf)(comm," start all processes in the debugger\n");CHKERRQ(ierr); 600 ierr = (*PetscHelpPrintf)(comm," -on_error_emacs <machinename>\n");CHKERRQ(ierr); 601 ierr = (*PetscHelpPrintf)(comm," emacs jumps to error file\n");CHKERRQ(ierr); 602 ierr = (*PetscHelpPrintf)(comm," -debugger_ranks [n1,n2,..] Ranks to start in debugger\n");CHKERRQ(ierr); 603 ierr = (*PetscHelpPrintf)(comm," -debugger_pause [m] : delay (in seconds) to attach debugger\n");CHKERRQ(ierr); 604 ierr = (*PetscHelpPrintf)(comm," -stop_for_debugger : prints message on how to attach debugger manually\n");CHKERRQ(ierr); 605 ierr = (*PetscHelpPrintf)(comm," waits the delay for you to attach\n");CHKERRQ(ierr); 606 ierr = (*PetscHelpPrintf)(comm," -display display: Location where X window graphics and debuggers are displayed\n");CHKERRQ(ierr); 607 ierr = (*PetscHelpPrintf)(comm," -no_signal_handler: do not trap error signals\n");CHKERRQ(ierr); 608 ierr = (*PetscHelpPrintf)(comm," -mpi_return_on_error: MPI returns error code, rather than abort on internal error\n");CHKERRQ(ierr); 609 ierr = (*PetscHelpPrintf)(comm," -fp_trap: stop on floating point exceptions\n");CHKERRQ(ierr); 610 ierr = (*PetscHelpPrintf)(comm," note on IBM RS6000 this slows run greatly\n");CHKERRQ(ierr); 611 ierr = (*PetscHelpPrintf)(comm," -malloc_dump <optional filename>: dump list of unfreed memory at conclusion\n");CHKERRQ(ierr); 612 ierr = (*PetscHelpPrintf)(comm," -malloc: use PETSc error checking malloc (deprecated, use -malloc_debug)\n");CHKERRQ(ierr); 613 ierr = (*PetscHelpPrintf)(comm," -malloc no: don't use PETSc error checking malloc (deprecated, use -malloc_debug no)\n");CHKERRQ(ierr); 614 ierr = (*PetscHelpPrintf)(comm," -malloc_info: prints total memory usage\n");CHKERRQ(ierr); 615 ierr = (*PetscHelpPrintf)(comm," -malloc_view <optional filename>: keeps log of all memory allocations, displays in PetscFinalize()\n");CHKERRQ(ierr); 616 ierr = (*PetscHelpPrintf)(comm," -malloc_debug <true or false>: enables or disables extended checking for memory corruption\n");CHKERRQ(ierr); 617 ierr = (*PetscHelpPrintf)(comm," -options_view: dump list of options inputted\n");CHKERRQ(ierr); 618 ierr = (*PetscHelpPrintf)(comm," -options_left: dump list of unused options\n");CHKERRQ(ierr); 619 ierr = (*PetscHelpPrintf)(comm," -options_left no: don't dump list of unused options\n");CHKERRQ(ierr); 620 ierr = (*PetscHelpPrintf)(comm," -tmp tmpdir: alternative /tmp directory\n");CHKERRQ(ierr); 621 ierr = (*PetscHelpPrintf)(comm," -shared_tmp: tmp directory is shared by all processors\n");CHKERRQ(ierr); 622 ierr = (*PetscHelpPrintf)(comm," -not_shared_tmp: each processor has separate tmp directory\n");CHKERRQ(ierr); 623 ierr = (*PetscHelpPrintf)(comm," -memory_view: print memory usage at end of run\n");CHKERRQ(ierr); 624 #if defined(PETSC_USE_LOG) 625 ierr = (*PetscHelpPrintf)(comm," -get_total_flops: total flops over all processors\n");CHKERRQ(ierr); 626 ierr = (*PetscHelpPrintf)(comm," -log_view [:filename:[format]]: logging objects and events\n");CHKERRQ(ierr); 627 ierr = (*PetscHelpPrintf)(comm," -log_trace [filename]: prints trace of all PETSc calls\n");CHKERRQ(ierr); 628 ierr = (*PetscHelpPrintf)(comm," -log_exclude <list,of,classnames>: exclude given classes from logging\n");CHKERRQ(ierr); 629 #if defined(PETSC_HAVE_MPE) 630 ierr = (*PetscHelpPrintf)(comm," -log_mpe: Also create logfile viewable through Jumpshot\n");CHKERRQ(ierr); 631 #endif 632 #endif 633 #if defined(PETSC_USE_INFO) 634 ierr = (*PetscHelpPrintf)(comm," -info [filename][:[~]<list,of,classnames>[:[~]self]]: print verbose information\n");CHKERRQ(ierr); 635 #endif 636 ierr = (*PetscHelpPrintf)(comm," -options_file <file>: reads options from file\n");CHKERRQ(ierr); 637 ierr = (*PetscHelpPrintf)(comm," -options_monitor: monitor options to standard output, including that set previously e.g. in option files\n");CHKERRQ(ierr); 638 ierr = (*PetscHelpPrintf)(comm," -options_monitor_cancel: cancels all hardwired option monitors\n");CHKERRQ(ierr); 639 ierr = (*PetscHelpPrintf)(comm," -petsc_sleep n: sleeps n seconds before running program\n");CHKERRQ(ierr); 640 } 641 642 #if defined(PETSC_HAVE_POPEN) 643 { 644 char machine[128]; 645 ierr = PetscOptionsGetString(NULL,NULL,"-popen_machine",machine,sizeof(machine),&flg1);CHKERRQ(ierr); 646 if (flg1) { 647 ierr = PetscPOpenSetMachine(machine);CHKERRQ(ierr); 648 } 649 } 650 #endif 651 652 ierr = PetscOptionsGetReal(NULL,NULL,"-petsc_sleep",&si,&flg1);CHKERRQ(ierr); 653 if (flg1) { 654 ierr = PetscSleep(si);CHKERRQ(ierr); 655 } 656 PetscFunctionReturn(0); 657 } 658