1 2 /* 3 PETSc code to log object creation and destruction and PETSc events. 4 5 This provides the public API used by the rest of PETSc and by users. 6 7 These routines use a private API that is not used elsewhere in PETSc and is not 8 accessible to users. The private API is defined in logimpl.h and the utils directory. 9 10 */ 11 #include <petsc-private/logimpl.h> /*I "petscsys.h" I*/ 12 #include <petsctime.h> 13 #include <petscviewer.h> 14 #include <petscthreadcomm.h> 15 16 PetscErrorCode PetscLogObjectParent(PetscObject p,PetscObject c) 17 { 18 if (!c || !p) return 0; 19 c->parent = p; 20 c->parentid = p->id; 21 return 0; 22 } 23 24 PetscErrorCode PetscLogObjectMemory(PetscObject p,PetscLogDouble m) 25 { 26 p->mem += m; 27 return 0; 28 } 29 30 PetscLogEvent PETSC_LARGEST_EVENT = PETSC_EVENT; 31 32 #if defined(PETSC_USE_LOG) 33 #include <petscmachineinfo.h> 34 #include <petscconfiginfo.h> 35 36 /* used in the MPI_XXX() count macros in petsclog.h */ 37 38 /* Action and object logging variables */ 39 Action *petsc_actions = NULL; 40 Object *petsc_objects = NULL; 41 PetscBool petsc_logActions = PETSC_FALSE; 42 PetscBool petsc_logObjects = PETSC_FALSE; 43 int petsc_numActions = 0, petsc_maxActions = 100; 44 int petsc_numObjects = 0, petsc_maxObjects = 100; 45 int petsc_numObjectsDestroyed = 0; 46 47 /* Global counters */ 48 PetscLogDouble petsc_BaseTime = 0.0; 49 PetscLogDouble petsc_TotalFlops = 0.0; /* The number of flops */ 50 PetscLogDouble petsc_tmp_flops = 0.0; /* The incremental number of flops */ 51 PetscLogDouble petsc_send_ct = 0.0; /* The number of sends */ 52 PetscLogDouble petsc_recv_ct = 0.0; /* The number of receives */ 53 PetscLogDouble petsc_send_len = 0.0; /* The total length of all sent messages */ 54 PetscLogDouble petsc_recv_len = 0.0; /* The total length of all received messages */ 55 PetscLogDouble petsc_isend_ct = 0.0; /* The number of immediate sends */ 56 PetscLogDouble petsc_irecv_ct = 0.0; /* The number of immediate receives */ 57 PetscLogDouble petsc_isend_len = 0.0; /* The total length of all immediate send messages */ 58 PetscLogDouble petsc_irecv_len = 0.0; /* The total length of all immediate receive messages */ 59 PetscLogDouble petsc_wait_ct = 0.0; /* The number of waits */ 60 PetscLogDouble petsc_wait_any_ct = 0.0; /* The number of anywaits */ 61 PetscLogDouble petsc_wait_all_ct = 0.0; /* The number of waitalls */ 62 PetscLogDouble petsc_sum_of_waits_ct = 0.0; /* The total number of waits */ 63 PetscLogDouble petsc_allreduce_ct = 0.0; /* The number of reductions */ 64 PetscLogDouble petsc_gather_ct = 0.0; /* The number of gathers and gathervs */ 65 PetscLogDouble petsc_scatter_ct = 0.0; /* The number of scatters and scattervs */ 66 67 /* Logging functions */ 68 PetscErrorCode (*PetscLogPHC)(PetscObject) = NULL; 69 PetscErrorCode (*PetscLogPHD)(PetscObject) = NULL; 70 PetscErrorCode (*PetscLogPLB)(PetscLogEvent, int, PetscObject, PetscObject, PetscObject, PetscObject) = NULL; 71 PetscErrorCode (*PetscLogPLE)(PetscLogEvent, int, PetscObject, PetscObject, PetscObject, PetscObject) = NULL; 72 73 /* Tracing event logging variables */ 74 FILE *petsc_tracefile = NULL; 75 int petsc_tracelevel = 0; 76 const char *petsc_traceblanks = " "; 77 char petsc_tracespace[128] = " "; 78 PetscLogDouble petsc_tracetime = 0.0; 79 static PetscBool PetscLogBegin_PrivateCalled = PETSC_FALSE; 80 81 /*---------------------------------------------- General Functions --------------------------------------------------*/ 82 #undef __FUNCT__ 83 #define __FUNCT__ "PetscLogDestroy" 84 /*@C 85 PetscLogDestroy - Destroys the object and event logging data and resets the global counters. 86 87 Not Collective 88 89 Notes: 90 This routine should not usually be used by programmers. Instead employ 91 PetscLogStagePush() and PetscLogStagePop(). 92 93 Level: developer 94 95 .keywords: log, destroy 96 .seealso: PetscLogDump(), PetscLogAllBegin(), PetscLogView(), PetscLogStagePush(), PlogStagePop() 97 @*/ 98 PetscErrorCode PetscLogDestroy(void) 99 { 100 PetscStageLog stageLog; 101 PetscErrorCode ierr; 102 103 PetscFunctionBegin; 104 ierr = PetscFree(petsc_actions);CHKERRQ(ierr); 105 ierr = PetscFree(petsc_objects);CHKERRQ(ierr); 106 ierr = PetscLogSet(NULL, NULL);CHKERRQ(ierr); 107 108 /* Resetting phase */ 109 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 110 ierr = PetscStageLogDestroy(stageLog);CHKERRQ(ierr); 111 112 petsc_TotalFlops = 0.0; 113 petsc_numActions = 0; 114 petsc_numObjects = 0; 115 petsc_numObjectsDestroyed = 0; 116 petsc_maxActions = 100; 117 petsc_maxObjects = 100; 118 petsc_actions = NULL; 119 petsc_objects = NULL; 120 petsc_logActions = PETSC_FALSE; 121 petsc_logObjects = PETSC_FALSE; 122 petsc_BaseTime = 0.0; 123 petsc_TotalFlops = 0.0; 124 petsc_tmp_flops = 0.0; 125 petsc_send_ct = 0.0; 126 petsc_recv_ct = 0.0; 127 petsc_send_len = 0.0; 128 petsc_recv_len = 0.0; 129 petsc_isend_ct = 0.0; 130 petsc_irecv_ct = 0.0; 131 petsc_isend_len = 0.0; 132 petsc_irecv_len = 0.0; 133 petsc_wait_ct = 0.0; 134 petsc_wait_any_ct = 0.0; 135 petsc_wait_all_ct = 0.0; 136 petsc_sum_of_waits_ct = 0.0; 137 petsc_allreduce_ct = 0.0; 138 petsc_gather_ct = 0.0; 139 petsc_scatter_ct = 0.0; 140 PETSC_LARGEST_EVENT = PETSC_EVENT; 141 PetscLogPHC = NULL; 142 PetscLogPHD = NULL; 143 petsc_tracefile = NULL; 144 petsc_tracelevel = 0; 145 petsc_traceblanks = " "; 146 petsc_tracespace[0] = ' '; petsc_tracespace[1] = 0; 147 petsc_tracetime = 0.0; 148 PETSC_LARGEST_CLASSID = PETSC_SMALLEST_CLASSID; 149 PETSC_OBJECT_CLASSID = 0; 150 petsc_stageLog = 0; 151 PetscLogBegin_PrivateCalled = PETSC_FALSE; 152 PetscFunctionReturn(0); 153 } 154 155 #undef __FUNCT__ 156 #define __FUNCT__ "PetscLogSet" 157 /*@C 158 PetscLogSet - Sets the logging functions called at the beginning and ending of every event. 159 160 Not Collective 161 162 Input Parameters: 163 + b - The function called at beginning of event 164 - e - The function called at end of event 165 166 Level: developer 167 168 .seealso: PetscLogDump(), PetscLogBegin(), PetscLogAllBegin(), PetscLogTraceBegin() 169 @*/ 170 PetscErrorCode PetscLogSet(PetscErrorCode (*b)(PetscLogEvent, int, PetscObject, PetscObject, PetscObject, PetscObject), 171 PetscErrorCode (*e)(PetscLogEvent, int, PetscObject, PetscObject, PetscObject, PetscObject)) 172 { 173 PetscFunctionBegin; 174 PetscLogPLB = b; 175 PetscLogPLE = e; 176 PetscFunctionReturn(0); 177 } 178 179 #if defined(PETSC_HAVE_CHUD) 180 #include <CHUD/CHUD.h> 181 #endif 182 #if defined(PETSC_HAVE_PAPI) 183 #include <papi.h> 184 int PAPIEventSet = PAPI_NULL; 185 #endif 186 187 /*------------------------------------------- Initialization Functions ----------------------------------------------*/ 188 #undef __FUNCT__ 189 #define __FUNCT__ "PetscLogBegin_Private" 190 PetscErrorCode PetscLogBegin_Private(void) 191 { 192 int stage; 193 PetscBool opt; 194 PetscErrorCode ierr; 195 196 PetscFunctionBegin; 197 if (PetscLogBegin_PrivateCalled) PetscFunctionReturn(0); 198 PetscLogBegin_PrivateCalled = PETSC_TRUE; 199 200 ierr = PetscOptionsHasName(NULL, "-log_exclude_actions", &opt);CHKERRQ(ierr); 201 if (opt) petsc_logActions = PETSC_FALSE; 202 ierr = PetscOptionsHasName(NULL, "-log_exclude_objects", &opt);CHKERRQ(ierr); 203 if (opt) petsc_logObjects = PETSC_FALSE; 204 if (petsc_logActions) { 205 ierr = PetscMalloc1(petsc_maxActions, &petsc_actions);CHKERRQ(ierr); 206 } 207 if (petsc_logObjects) { 208 ierr = PetscMalloc1(petsc_maxObjects, &petsc_objects);CHKERRQ(ierr); 209 } 210 PetscLogPHC = PetscLogObjCreateDefault; 211 PetscLogPHD = PetscLogObjDestroyDefault; 212 /* Setup default logging structures */ 213 ierr = PetscStageLogCreate(&petsc_stageLog);CHKERRQ(ierr); 214 ierr = PetscStageLogRegister(petsc_stageLog, "Main Stage", &stage);CHKERRQ(ierr); 215 #if defined(PETSC_HAVE_CHUD) 216 ierr = chudInitialize();CHKERRQ(ierr); 217 ierr = chudAcquireSamplingFacility(CHUD_BLOCKING);CHKERRQ(ierr); 218 ierr = chudSetSamplingDevice(chudCPU1Dev);CHKERRQ(ierr); 219 ierr = chudSetStartDelay(0,chudNanoSeconds);CHKERRQ(ierr); 220 ierr = chudClearPMCMode(chudCPU1Dev,chudUnused);CHKERRQ(ierr); 221 ierr = chudClearPMCs();CHKERRQ(ierr); 222 /* ierr = chudSetPMCMuxPosition(chudCPU1Dev,0,0);CHKERRQ(ierr); */ 223 printf("%s\n",chudGetEventName(chudCPU1Dev,PMC_1,193)); 224 printf("%s\n",chudGetEventDescription(chudCPU1Dev,PMC_1,193)); 225 printf("%s\n",chudGetEventNotes(chudCPU1Dev,PMC_1,193)); 226 ierr = chudSetPMCEvent(chudCPU1Dev,PMC_1,193);CHKERRQ(ierr); 227 ierr = chudSetPMCMode(chudCPU1Dev,PMC_1,chudCounter);CHKERRQ(ierr); 228 ierr = chudSetPrivilegeFilter(chudCPU1Dev,PMC_1,chudCountUserEvents);CHKERRQ(ierr); 229 ierr = chudSetPMCEventMask(chudCPU1Dev,PMC_1,0xFE);CHKERRQ(ierr); 230 if (!chudIsEventValid(chudCPU1Dev,PMC_1,193)) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_SUP,"Event is not valid %d",193); 231 ierr = chudStartPMCs();CHKERRQ(ierr); 232 #endif 233 #if defined(PETSC_HAVE_PAPI) 234 ierr = PAPI_library_init(PAPI_VER_CURRENT); 235 if (ierr != PAPI_VER_CURRENT) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_LIB,"Cannot initialize PAPI"); 236 ierr = PAPI_query_event(PAPI_FP_INS);CHKERRQ(ierr); 237 ierr = PAPI_create_eventset(&PAPIEventSet);CHKERRQ(ierr); 238 ierr = PAPI_add_event(PAPIEventSet,PAPI_FP_INS);CHKERRQ(ierr); 239 ierr = PAPI_start(PAPIEventSet);CHKERRQ(ierr); 240 #endif 241 242 /* All processors sync here for more consistent logging */ 243 ierr = MPI_Barrier(PETSC_COMM_WORLD);CHKERRQ(ierr); 244 PetscTime(&petsc_BaseTime); 245 ierr = PetscLogStagePush(stage);CHKERRQ(ierr); 246 PetscFunctionReturn(0); 247 } 248 249 #undef __FUNCT__ 250 #define __FUNCT__ "PetscLogBegin" 251 /*@C 252 PetscLogBegin - Turns on logging of objects and events. This logs flop 253 rates and object creation and should not slow programs down too much. 254 This routine may be called more than once. 255 256 Logically Collective over PETSC_COMM_WORLD 257 258 Options Database Keys: 259 + -log_summary - Prints summary of flop and timing information to the 260 screen (for code compiled with PETSC_USE_LOG) 261 - -log - Prints detailed log information (for code compiled with PETSC_USE_LOG) 262 263 Usage: 264 .vb 265 PetscInitialize(...); 266 PetscLogBegin(); 267 ... code ... 268 PetscLogView(viewer); or PetscLogDump(); 269 PetscFinalize(); 270 .ve 271 272 Notes: 273 PetscLogView(viewer) or PetscLogDump() actually cause the printing of 274 the logging information. 275 276 Level: advanced 277 278 .keywords: log, begin 279 .seealso: PetscLogDump(), PetscLogAllBegin(), PetscLogView(), PetscLogTraceBegin() 280 @*/ 281 PetscErrorCode PetscLogBegin(void) 282 { 283 PetscErrorCode ierr; 284 285 PetscFunctionBegin; 286 ierr = PetscLogSet(PetscLogEventBeginDefault, PetscLogEventEndDefault);CHKERRQ(ierr); 287 ierr = PetscLogBegin_Private();CHKERRQ(ierr); 288 PetscFunctionReturn(0); 289 } 290 291 #undef __FUNCT__ 292 #define __FUNCT__ "PetscLogAllBegin" 293 /*@C 294 PetscLogAllBegin - Turns on extensive logging of objects and events. Logs 295 all events. This creates large log files and slows the program down. 296 297 Logically Collective on PETSC_COMM_WORLD 298 299 Options Database Keys: 300 . -log_all - Prints extensive log information (for code compiled with PETSC_USE_LOG) 301 302 Usage: 303 .vb 304 PetscInitialize(...); 305 PetscLogAllBegin(); 306 ... code ... 307 PetscLogDump(filename); 308 PetscFinalize(); 309 .ve 310 311 Notes: 312 A related routine is PetscLogBegin() (with the options key -log), which is 313 intended for production runs since it logs only flop rates and object 314 creation (and shouldn't significantly slow the programs). 315 316 Level: advanced 317 318 .keywords: log, all, begin 319 .seealso: PetscLogDump(), PetscLogBegin(), PetscLogTraceBegin() 320 @*/ 321 PetscErrorCode PetscLogAllBegin(void) 322 { 323 PetscErrorCode ierr; 324 325 PetscFunctionBegin; 326 ierr = PetscLogSet(PetscLogEventBeginComplete, PetscLogEventEndComplete);CHKERRQ(ierr); 327 ierr = PetscLogBegin_Private();CHKERRQ(ierr); 328 PetscFunctionReturn(0); 329 } 330 331 #undef __FUNCT__ 332 #define __FUNCT__ "PetscLogTraceBegin" 333 /*@ 334 PetscLogTraceBegin - Activates trace logging. Every time a PETSc event 335 begins or ends, the event name is printed. 336 337 Logically Collective on PETSC_COMM_WORLD 338 339 Input Parameter: 340 . file - The file to print trace in (e.g. stdout) 341 342 Options Database Key: 343 . -log_trace [filename] - Activates PetscLogTraceBegin() 344 345 Notes: 346 PetscLogTraceBegin() prints the processor number, the execution time (sec), 347 then "Event begin:" or "Event end:" followed by the event name. 348 349 PetscLogTraceBegin() allows tracing of all PETSc calls, which is useful 350 to determine where a program is hanging without running in the 351 debugger. Can be used in conjunction with the -info option. 352 353 Level: intermediate 354 355 .seealso: PetscLogDump(), PetscLogAllBegin(), PetscLogView(), PetscLogBegin() 356 @*/ 357 PetscErrorCode PetscLogTraceBegin(FILE *file) 358 { 359 PetscErrorCode ierr; 360 361 PetscFunctionBegin; 362 petsc_tracefile = file; 363 364 ierr = PetscLogSet(PetscLogEventBeginTrace, PetscLogEventEndTrace);CHKERRQ(ierr); 365 ierr = PetscLogBegin_Private();CHKERRQ(ierr); 366 PetscFunctionReturn(0); 367 } 368 369 #undef __FUNCT__ 370 #define __FUNCT__ "PetscLogActions" 371 /*@ 372 PetscLogActions - Determines whether actions are logged for the graphical viewer. 373 374 Not Collective 375 376 Input Parameter: 377 . flag - PETSC_TRUE if actions are to be logged 378 379 Level: intermediate 380 381 Note: Logging of actions continues to consume more memory as the program 382 runs. Long running programs should consider turning this feature off. 383 384 Options Database Keys: 385 . -log_exclude_actions - Turns off actions logging 386 387 .keywords: log, stage, register 388 .seealso: PetscLogStagePush(), PetscLogStagePop() 389 @*/ 390 PetscErrorCode PetscLogActions(PetscBool flag) 391 { 392 PetscFunctionBegin; 393 petsc_logActions = flag; 394 PetscFunctionReturn(0); 395 } 396 397 #undef __FUNCT__ 398 #define __FUNCT__ "PetscLogObjects" 399 /*@ 400 PetscLogObjects - Determines whether objects are logged for the graphical viewer. 401 402 Not Collective 403 404 Input Parameter: 405 . flag - PETSC_TRUE if objects are to be logged 406 407 Level: intermediate 408 409 Note: Logging of objects continues to consume more memory as the program 410 runs. Long running programs should consider turning this feature off. 411 412 Options Database Keys: 413 . -log_exclude_objects - Turns off objects logging 414 415 .keywords: log, stage, register 416 .seealso: PetscLogStagePush(), PetscLogStagePop() 417 @*/ 418 PetscErrorCode PetscLogObjects(PetscBool flag) 419 { 420 PetscFunctionBegin; 421 petsc_logObjects = flag; 422 PetscFunctionReturn(0); 423 } 424 425 /*------------------------------------------------ Stage Functions --------------------------------------------------*/ 426 #undef __FUNCT__ 427 #define __FUNCT__ "PetscLogStageRegister" 428 /*@C 429 PetscLogStageRegister - Attaches a charactor string name to a logging stage. 430 431 Not Collective 432 433 Input Parameter: 434 . sname - The name to associate with that stage 435 436 Output Parameter: 437 . stage - The stage number 438 439 Level: intermediate 440 441 .keywords: log, stage, register 442 .seealso: PetscLogStagePush(), PetscLogStagePop() 443 @*/ 444 PetscErrorCode PetscLogStageRegister(const char sname[],PetscLogStage *stage) 445 { 446 PetscStageLog stageLog; 447 PetscLogEvent event; 448 PetscErrorCode ierr; 449 450 PetscFunctionBegin; 451 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 452 ierr = PetscStageLogRegister(stageLog, sname, stage);CHKERRQ(ierr); 453 /* Copy events already changed in the main stage, this sucks */ 454 ierr = EventPerfLogEnsureSize(stageLog->stageInfo[*stage].eventLog, stageLog->eventLog->numEvents);CHKERRQ(ierr); 455 for (event = 0; event < stageLog->eventLog->numEvents; event++) { 456 ierr = EventPerfInfoCopy(&stageLog->stageInfo[0].eventLog->eventInfo[event],&stageLog->stageInfo[*stage].eventLog->eventInfo[event]);CHKERRQ(ierr); 457 } 458 ierr = ClassPerfLogEnsureSize(stageLog->stageInfo[*stage].classLog, stageLog->classLog->numClasses);CHKERRQ(ierr); 459 PetscFunctionReturn(0); 460 } 461 462 #undef __FUNCT__ 463 #define __FUNCT__ "PetscLogStagePush" 464 /*@C 465 PetscLogStagePush - This function pushes a stage on the stack. 466 467 Not Collective 468 469 Input Parameter: 470 . stage - The stage on which to log 471 472 Usage: 473 If the option -log_sumary is used to run the program containing the 474 following code, then 2 sets of summary data will be printed during 475 PetscFinalize(). 476 .vb 477 PetscInitialize(int *argc,char ***args,0,0); 478 [stage 0 of code] 479 PetscLogStagePush(1); 480 [stage 1 of code] 481 PetscLogStagePop(); 482 PetscBarrier(...); 483 [more stage 0 of code] 484 PetscFinalize(); 485 .ve 486 487 Notes: 488 Use PetscLogStageRegister() to register a stage. 489 490 Level: intermediate 491 492 .keywords: log, push, stage 493 .seealso: PetscLogStagePop(), PetscLogStageRegister(), PetscBarrier() 494 @*/ 495 PetscErrorCode PetscLogStagePush(PetscLogStage stage) 496 { 497 PetscStageLog stageLog; 498 PetscErrorCode ierr; 499 500 PetscFunctionBegin; 501 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 502 ierr = PetscStageLogPush(stageLog, stage);CHKERRQ(ierr); 503 PetscFunctionReturn(0); 504 } 505 506 #undef __FUNCT__ 507 #define __FUNCT__ "PetscLogStagePop" 508 /*@C 509 PetscLogStagePop - This function pops a stage from the stack. 510 511 Not Collective 512 513 Usage: 514 If the option -log_sumary is used to run the program containing the 515 following code, then 2 sets of summary data will be printed during 516 PetscFinalize(). 517 .vb 518 PetscInitialize(int *argc,char ***args,0,0); 519 [stage 0 of code] 520 PetscLogStagePush(1); 521 [stage 1 of code] 522 PetscLogStagePop(); 523 PetscBarrier(...); 524 [more stage 0 of code] 525 PetscFinalize(); 526 .ve 527 528 Notes: 529 Use PetscLogStageRegister() to register a stage. 530 531 Level: intermediate 532 533 .keywords: log, pop, stage 534 .seealso: PetscLogStagePush(), PetscLogStageRegister(), PetscBarrier() 535 @*/ 536 PetscErrorCode PetscLogStagePop(void) 537 { 538 PetscStageLog stageLog; 539 PetscErrorCode ierr; 540 541 PetscFunctionBegin; 542 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 543 ierr = PetscStageLogPop(stageLog);CHKERRQ(ierr); 544 PetscFunctionReturn(0); 545 } 546 547 #undef __FUNCT__ 548 #define __FUNCT__ "PetscLogStageSetActive" 549 /*@ 550 PetscLogStageSetActive - Determines stage activity for PetscLogEventBegin() and PetscLogEventEnd(). 551 552 Not Collective 553 554 Input Parameters: 555 + stage - The stage 556 - isActive - The activity flag, PETSC_TRUE for logging, else PETSC_FALSE (defaults to PETSC_TRUE) 557 558 Level: intermediate 559 560 .seealso: PetscLogStagePush(), PetscLogStagePop(), PetscLogEventBegin(), PetscLogEventEnd(), PetscPreLoadBegin(), PetscPreLoadEnd(), PetscPreLoadStage() 561 @*/ 562 PetscErrorCode PetscLogStageSetActive(PetscLogStage stage, PetscBool isActive) 563 { 564 PetscStageLog stageLog; 565 PetscErrorCode ierr; 566 567 PetscFunctionBegin; 568 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 569 ierr = PetscStageLogSetActive(stageLog, stage, isActive);CHKERRQ(ierr); 570 PetscFunctionReturn(0); 571 } 572 573 #undef __FUNCT__ 574 #define __FUNCT__ "PetscLogStageGetActive" 575 /*@ 576 PetscLogStageGetActive - Returns stage activity for PetscLogEventBegin() and PetscLogEventEnd(). 577 578 Not Collective 579 580 Input Parameter: 581 . stage - The stage 582 583 Output Parameter: 584 . isActive - The activity flag, PETSC_TRUE for logging, else PETSC_FALSE (defaults to PETSC_TRUE) 585 586 Level: intermediate 587 588 .seealso: PetscLogStagePush(), PetscLogStagePop(), PetscLogEventBegin(), PetscLogEventEnd(), PetscPreLoadBegin(), PetscPreLoadEnd(), PetscPreLoadStage() 589 @*/ 590 PetscErrorCode PetscLogStageGetActive(PetscLogStage stage, PetscBool *isActive) 591 { 592 PetscStageLog stageLog; 593 PetscErrorCode ierr; 594 595 PetscFunctionBegin; 596 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 597 ierr = PetscStageLogGetActive(stageLog, stage, isActive);CHKERRQ(ierr); 598 PetscFunctionReturn(0); 599 } 600 601 #undef __FUNCT__ 602 #define __FUNCT__ "PetscLogStageSetVisible" 603 /*@ 604 PetscLogStageSetVisible - Determines stage visibility in PetscLogView() 605 606 Not Collective 607 608 Input Parameters: 609 + stage - The stage 610 - isVisible - The visibility flag, PETSC_TRUE to print, else PETSC_FALSE (defaults to PETSC_TRUE) 611 612 Level: intermediate 613 614 .seealso: PetscLogStagePush(), PetscLogStagePop(), PetscLogView() 615 @*/ 616 PetscErrorCode PetscLogStageSetVisible(PetscLogStage stage, PetscBool isVisible) 617 { 618 PetscStageLog stageLog; 619 PetscErrorCode ierr; 620 621 PetscFunctionBegin; 622 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 623 ierr = PetscStageLogSetVisible(stageLog, stage, isVisible);CHKERRQ(ierr); 624 PetscFunctionReturn(0); 625 } 626 627 #undef __FUNCT__ 628 #define __FUNCT__ "PetscLogStageGetVisible" 629 /*@ 630 PetscLogStageGetVisible - Returns stage visibility in PetscLogView() 631 632 Not Collective 633 634 Input Parameter: 635 . stage - The stage 636 637 Output Parameter: 638 . isVisible - The visibility flag, PETSC_TRUE to print, else PETSC_FALSE (defaults to PETSC_TRUE) 639 640 Level: intermediate 641 642 .seealso: PetscLogStagePush(), PetscLogStagePop(), PetscLogView() 643 @*/ 644 PetscErrorCode PetscLogStageGetVisible(PetscLogStage stage, PetscBool *isVisible) 645 { 646 PetscStageLog stageLog; 647 PetscErrorCode ierr; 648 649 PetscFunctionBegin; 650 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 651 ierr = PetscStageLogGetVisible(stageLog, stage, isVisible);CHKERRQ(ierr); 652 PetscFunctionReturn(0); 653 } 654 655 #undef __FUNCT__ 656 #define __FUNCT__ "PetscLogStageGetId" 657 /*@C 658 PetscLogStageGetId - Returns the stage id when given the stage name. 659 660 Not Collective 661 662 Input Parameter: 663 . name - The stage name 664 665 Output Parameter: 666 . stage - The stage 667 668 Level: intermediate 669 670 .seealso: PetscLogStagePush(), PetscLogStagePop(), PetscPreLoadBegin(), PetscPreLoadEnd(), PetscPreLoadStage() 671 @*/ 672 PetscErrorCode PetscLogStageGetId(const char name[], PetscLogStage *stage) 673 { 674 PetscStageLog stageLog; 675 PetscErrorCode ierr; 676 677 PetscFunctionBegin; 678 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 679 ierr = PetscStageLogGetStage(stageLog, name, stage);CHKERRQ(ierr); 680 PetscFunctionReturn(0); 681 } 682 683 /*------------------------------------------------ Event Functions --------------------------------------------------*/ 684 #undef __FUNCT__ 685 #define __FUNCT__ "PetscLogEventRegister" 686 /*@C 687 PetscLogEventRegister - Registers an event name for logging operations in an application code. 688 689 Not Collective 690 691 Input Parameter: 692 + name - The name associated with the event 693 - classid - The classid associated to the class for this event, obtain either with 694 PetscClassIdRegister() or use a predefined one such as KSP_CLASSID, SNES_CLASSID, the predefined ones 695 are only available in C code 696 697 Output Parameter: 698 . event - The event id for use with PetscLogEventBegin() and PetscLogEventEnd(). 699 700 Example of Usage: 701 .vb 702 PetscLogEvent USER_EVENT; 703 PetscClassId classid; 704 PetscLogDouble user_event_flops; 705 PetscClassIdRegister("class name",&classid); 706 PetscLogEventRegister("User event name",classid,&USER_EVENT); 707 PetscLogEventBegin(USER_EVENT,0,0,0,0); 708 [code segment to monitor] 709 PetscLogFlops(user_event_flops); 710 PetscLogEventEnd(USER_EVENT,0,0,0,0); 711 .ve 712 713 Notes: 714 PETSc automatically logs library events if the code has been 715 compiled with -DPETSC_USE_LOG (which is the default) and -log, 716 -log_summary, or -log_all are specified. PetscLogEventRegister() is 717 intended for logging user events to supplement this PETSc 718 information. 719 720 PETSc can gather data for use with the utilities Jumpshot 721 (part of the MPICH distribution). If PETSc has been compiled 722 with flag -DPETSC_HAVE_MPE (MPE is an additional utility within 723 MPICH), the user can employ another command line option, -log_mpe, 724 to create a logfile, "mpe.log", which can be visualized 725 Jumpshot. 726 727 The classid is associated with each event so that classes of events 728 can be disabled simultaneously, such as all matrix events. The user 729 can either use an existing classid, such as MAT_CLASSID, or create 730 their own as shown in the example. 731 732 If an existing event with the same name exists, its event handle is 733 returned instead of creating a new event. 734 735 Level: intermediate 736 737 .keywords: log, event, register 738 .seealso: PetscLogEventBegin(), PetscLogEventEnd(), PetscLogFlops(), 739 PetscLogEventMPEActivate(), PetscLogEventMPEDeactivate(), 740 PetscLogEventActivate(), PetscLogEventDeactivate(), PetscClassIdRegister() 741 @*/ 742 PetscErrorCode PetscLogEventRegister(const char name[],PetscClassId classid,PetscLogEvent *event) 743 { 744 PetscStageLog stageLog; 745 int stage; 746 PetscErrorCode ierr; 747 748 PetscFunctionBegin; 749 *event = PETSC_DECIDE; 750 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 751 ierr = EventRegLogGetEvent(stageLog->eventLog, name, event);CHKERRQ(ierr); 752 if (*event > 0) PetscFunctionReturn(0); 753 ierr = EventRegLogRegister(stageLog->eventLog, name, classid, event);CHKERRQ(ierr); 754 for (stage = 0; stage < stageLog->numStages; stage++) { 755 ierr = EventPerfLogEnsureSize(stageLog->stageInfo[stage].eventLog, stageLog->eventLog->numEvents);CHKERRQ(ierr); 756 ierr = ClassPerfLogEnsureSize(stageLog->stageInfo[stage].classLog, stageLog->classLog->numClasses);CHKERRQ(ierr); 757 } 758 PetscFunctionReturn(0); 759 } 760 761 #undef __FUNCT__ 762 #define __FUNCT__ "PetscLogEventActivate" 763 /*@ 764 PetscLogEventActivate - Indicates that a particular event should be logged. 765 766 Not Collective 767 768 Input Parameter: 769 . event - The event id 770 771 Usage: 772 .vb 773 PetscLogEventDeactivate(VEC_SetValues); 774 [code where you do not want to log VecSetValues()] 775 PetscLogEventActivate(VEC_SetValues); 776 [code where you do want to log VecSetValues()] 777 .ve 778 779 Note: 780 The event may be either a pre-defined PETSc event (found in include/petsclog.h) 781 or an event number obtained with PetscLogEventRegister(). 782 783 Level: advanced 784 785 .keywords: log, event, activate 786 .seealso: PetscLogEventMPEDeactivate(),PetscLogEventMPEActivate(),PlogEventDeactivate() 787 @*/ 788 PetscErrorCode PetscLogEventActivate(PetscLogEvent event) 789 { 790 PetscStageLog stageLog; 791 int stage; 792 PetscErrorCode ierr; 793 794 PetscFunctionBegin; 795 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 796 ierr = PetscStageLogGetCurrent(stageLog, &stage);CHKERRQ(ierr); 797 ierr = EventPerfLogActivate(stageLog->stageInfo[stage].eventLog, event);CHKERRQ(ierr); 798 PetscFunctionReturn(0); 799 } 800 801 #undef __FUNCT__ 802 #define __FUNCT__ "PetscLogEventDeactivate" 803 /*@ 804 PetscLogEventDeactivate - Indicates that a particular event should not be logged. 805 806 Not Collective 807 808 Input Parameter: 809 . event - The event id 810 811 Usage: 812 .vb 813 PetscLogEventDeactivate(VEC_SetValues); 814 [code where you do not want to log VecSetValues()] 815 PetscLogEventActivate(VEC_SetValues); 816 [code where you do want to log VecSetValues()] 817 .ve 818 819 Note: 820 The event may be either a pre-defined PETSc event (found in 821 include/petsclog.h) or an event number obtained with PetscLogEventRegister()). 822 823 Level: advanced 824 825 .keywords: log, event, deactivate 826 .seealso: PetscLogEventMPEDeactivate(),PetscLogEventMPEActivate(),PlogEventActivate() 827 @*/ 828 PetscErrorCode PetscLogEventDeactivate(PetscLogEvent event) 829 { 830 PetscStageLog stageLog; 831 int stage; 832 PetscErrorCode ierr; 833 834 PetscFunctionBegin; 835 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 836 ierr = PetscStageLogGetCurrent(stageLog, &stage);CHKERRQ(ierr); 837 ierr = EventPerfLogDeactivate(stageLog->stageInfo[stage].eventLog, event);CHKERRQ(ierr); 838 PetscFunctionReturn(0); 839 } 840 841 #undef __FUNCT__ 842 #define __FUNCT__ "PetscLogEventSetActiveAll" 843 /*@ 844 PetscLogEventSetActiveAll - Sets the event activity in every stage. 845 846 Not Collective 847 848 Input Parameters: 849 + event - The event id 850 - isActive - The activity flag determining whether the event is logged 851 852 Level: advanced 853 854 .keywords: log, event, activate 855 .seealso: PetscLogEventMPEDeactivate(),PetscLogEventMPEActivate(),PlogEventActivate(),PlogEventDeactivate() 856 @*/ 857 PetscErrorCode PetscLogEventSetActiveAll(PetscLogEvent event, PetscBool isActive) 858 { 859 PetscStageLog stageLog; 860 int stage; 861 PetscErrorCode ierr; 862 863 PetscFunctionBegin; 864 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 865 for (stage = 0; stage < stageLog->numStages; stage++) { 866 if (isActive) { 867 ierr = EventPerfLogActivate(stageLog->stageInfo[stage].eventLog, event);CHKERRQ(ierr); 868 } else { 869 ierr = EventPerfLogDeactivate(stageLog->stageInfo[stage].eventLog, event);CHKERRQ(ierr); 870 } 871 } 872 PetscFunctionReturn(0); 873 } 874 875 #undef __FUNCT__ 876 #define __FUNCT__ "PetscLogEventActivateClass" 877 /*@ 878 PetscLogEventActivateClass - Activates event logging for a PETSc object class. 879 880 Not Collective 881 882 Input Parameter: 883 . classid - The event class, for example MAT_CLASSID, SNES_CLASSID, etc. 884 885 Level: developer 886 887 .keywords: log, event, activate, class 888 .seealso: PetscInfoActivate(),PetscInfo(),PetscInfoAllow(),PetscLogEventDeactivateClass(), PetscLogEventActivate(),PetscLogEventDeactivate() 889 @*/ 890 PetscErrorCode PetscLogEventActivateClass(PetscClassId classid) 891 { 892 PetscStageLog stageLog; 893 int stage; 894 PetscErrorCode ierr; 895 896 PetscFunctionBegin; 897 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 898 ierr = PetscStageLogGetCurrent(stageLog, &stage);CHKERRQ(ierr); 899 ierr = EventPerfLogActivateClass(stageLog->stageInfo[stage].eventLog, stageLog->eventLog, classid);CHKERRQ(ierr); 900 PetscFunctionReturn(0); 901 } 902 903 #undef __FUNCT__ 904 #define __FUNCT__ "PetscLogEventDeactivateClass" 905 /*@ 906 PetscLogEventDeactivateClass - Deactivates event logging for a PETSc object class. 907 908 Not Collective 909 910 Input Parameter: 911 . classid - The event class, for example MAT_CLASSID, SNES_CLASSID, etc. 912 913 Level: developer 914 915 .keywords: log, event, deactivate, class 916 .seealso: PetscInfoActivate(),PetscInfo(),PetscInfoAllow(),PetscLogEventActivateClass(), PetscLogEventActivate(),PetscLogEventDeactivate() 917 @*/ 918 PetscErrorCode PetscLogEventDeactivateClass(PetscClassId classid) 919 { 920 PetscStageLog stageLog; 921 int stage; 922 PetscErrorCode ierr; 923 924 PetscFunctionBegin; 925 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 926 ierr = PetscStageLogGetCurrent(stageLog, &stage);CHKERRQ(ierr); 927 ierr = EventPerfLogDeactivateClass(stageLog->stageInfo[stage].eventLog, stageLog->eventLog, classid);CHKERRQ(ierr); 928 PetscFunctionReturn(0); 929 } 930 931 /*MC 932 PetscLogEventBegin - Logs the beginning of a user event. 933 934 Synopsis: 935 #include <petsclog.h> 936 PetscErrorCode PetscLogEventBegin(int e,PetscObject o1,PetscObject o2,PetscObject o3,PetscObject o4) 937 938 Not Collective 939 940 Input Parameters: 941 + e - integer associated with the event obtained from PetscLogEventRegister() 942 - o1,o2,o3,o4 - objects associated with the event, or 0 943 944 945 Fortran Synopsis: 946 void PetscLogEventBegin(int e,PetscErrorCode ierr) 947 948 Usage: 949 .vb 950 PetscLogEvent USER_EVENT; 951 PetscLogDouble user_event_flops; 952 PetscLogEventRegister("User event",0,&USER_EVENT); 953 PetscLogEventBegin(USER_EVENT,0,0,0,0); 954 [code segment to monitor] 955 PetscLogFlops(user_event_flops); 956 PetscLogEventEnd(USER_EVENT,0,0,0,0); 957 .ve 958 959 Notes: 960 You need to register each integer event with the command 961 PetscLogEventRegister(). The source code must be compiled with 962 -DPETSC_USE_LOG, which is the default. 963 964 PETSc automatically logs library events if the code has been 965 compiled with -DPETSC_USE_LOG, and -log, -log_summary, or -log_all are 966 specified. PetscLogEventBegin() is intended for logging user events 967 to supplement this PETSc information. 968 969 Level: intermediate 970 971 .seealso: PetscLogEventRegister(), PetscLogEventEnd(), PetscLogFlops() 972 973 .keywords: log, event, begin 974 M*/ 975 976 /*MC 977 PetscLogEventEnd - Log the end of a user event. 978 979 Synopsis: 980 #include <petsclog.h> 981 PetscErrorCode PetscLogEventEnd(int e,PetscObject o1,PetscObject o2,PetscObject o3,PetscObject o4) 982 983 Not Collective 984 985 Input Parameters: 986 + e - integer associated with the event obtained with PetscLogEventRegister() 987 - o1,o2,o3,o4 - objects associated with the event, or 0 988 989 990 Fortran Synopsis: 991 void PetscLogEventEnd(int e,PetscErrorCode ierr) 992 993 Usage: 994 .vb 995 PetscLogEvent USER_EVENT; 996 PetscLogDouble user_event_flops; 997 PetscLogEventRegister("User event",0,&USER_EVENT,); 998 PetscLogEventBegin(USER_EVENT,0,0,0,0); 999 [code segment to monitor] 1000 PetscLogFlops(user_event_flops); 1001 PetscLogEventEnd(USER_EVENT,0,0,0,0); 1002 .ve 1003 1004 Notes: 1005 You should also register each additional integer event with the command 1006 PetscLogEventRegister(). Source code must be compiled with 1007 -DPETSC_USE_LOG, which is the default. 1008 1009 PETSc automatically logs library events if the code has been 1010 compiled with -DPETSC_USE_LOG, and -log, -log_summary, or -log_all are 1011 specified. PetscLogEventEnd() is intended for logging user events 1012 to supplement this PETSc information. 1013 1014 Level: intermediate 1015 1016 .seealso: PetscLogEventRegister(), PetscLogEventBegin(), PetscLogFlops() 1017 1018 .keywords: log, event, end 1019 M*/ 1020 1021 /*MC 1022 PetscLogEventBarrierBegin - Logs the time in a barrier before an event. 1023 1024 Synopsis: 1025 #include <petsclog.h> 1026 PetscErrorCode PetscLogEventBarrierBegin(int e,PetscObject o1,PetscObject o2,PetscObject o3,PetscObject o4,MPI_Comm comm) 1027 1028 Not Collective 1029 1030 Input Parameters: 1031 . e - integer associated with the event obtained from PetscLogEventRegister() 1032 . o1,o2,o3,o4 - objects associated with the event, or 0 1033 . comm - communicator the barrier takes place over 1034 1035 1036 Usage: 1037 .vb 1038 PetscLogEventBarrierBegin(VEC_NormBarrier,0,0,0,0,comm); 1039 MPI_Allreduce() 1040 PetscLogEventBarrierEnd(VEC_NormBarrier,0,0,0,0,comm); 1041 .ve 1042 1043 Notes: 1044 This is for logging the amount of time spent in a barrier for an event 1045 that requires synchronization. 1046 1047 Additional Notes: 1048 Synchronization events always come in pairs; for example, VEC_NormBarrier and 1049 VEC_NormComm = VEC_NormBarrier + 1 1050 1051 Level: advanced 1052 1053 .seealso: PetscLogEventRegister(), PetscLogEventEnd(), PetscLogFlops(), PetscLogEventBegin(), 1054 PetscLogEventBarrierEnd() 1055 1056 .keywords: log, event, begin, barrier 1057 M*/ 1058 1059 /*MC 1060 PetscLogEventBarrierEnd - Logs the time in a barrier before an event. 1061 1062 Synopsis: 1063 #include <petsclog.h> 1064 PetscErrorCode PetscLogEventBarrierEnd(int e,PetscObject o1,PetscObject o2,PetscObject o3,PetscObject o4,MPI_Comm comm) 1065 1066 Logically Collective on MPI_Comm 1067 1068 Input Parameters: 1069 . e - integer associated with the event obtained from PetscLogEventRegister() 1070 . o1,o2,o3,o4 - objects associated with the event, or 0 1071 . comm - communicator the barrier takes place over 1072 1073 1074 Usage: 1075 .vb 1076 PetscLogEventBarrierBegin(VEC_NormBarrier,0,0,0,0,comm); 1077 MPI_Allreduce() 1078 PetscLogEventBarrierEnd(VEC_NormBarrier,0,0,0,0,comm); 1079 .ve 1080 1081 Notes: 1082 This is for logging the amount of time spent in a barrier for an event 1083 that requires synchronization. 1084 1085 Additional Notes: 1086 Synchronization events always come in pairs; for example, VEC_NormBarrier and 1087 VEC_NormComm = VEC_NormBarrier + 1 1088 1089 Level: advanced 1090 1091 .seealso: PetscLogEventRegister(), PetscLogEventEnd(), PetscLogFlops(), PetscLogEventBegin(), 1092 PetscLogEventBarrierBegin() 1093 1094 .keywords: log, event, begin, barrier 1095 M*/ 1096 1097 #undef __FUNCT__ 1098 #define __FUNCT__ "PetscLogEventGetId" 1099 /*@C 1100 PetscLogEventGetId - Returns the event id when given the event name. 1101 1102 Not Collective 1103 1104 Input Parameter: 1105 . name - The event name 1106 1107 Output Parameter: 1108 . event - The event, or -1 if no event with that name exists 1109 1110 Level: intermediate 1111 1112 .seealso: PetscLogEventBegin(), PetscLogEventEnd(), PetscLogStageGetId() 1113 @*/ 1114 PetscErrorCode PetscLogEventGetId(const char name[], PetscLogEvent *event) 1115 { 1116 PetscStageLog stageLog; 1117 PetscErrorCode ierr; 1118 1119 PetscFunctionBegin; 1120 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 1121 ierr = EventRegLogGetEvent(stageLog->eventLog, name, event);CHKERRQ(ierr); 1122 PetscFunctionReturn(0); 1123 } 1124 1125 1126 /*------------------------------------------------ Output Functions -------------------------------------------------*/ 1127 #undef __FUNCT__ 1128 #define __FUNCT__ "PetscLogDump" 1129 /*@C 1130 PetscLogDump - Dumps logs of objects to a file. This file is intended to 1131 be read by bin/petscview. This program no longer exists. 1132 1133 Collective on PETSC_COMM_WORLD 1134 1135 Input Parameter: 1136 . name - an optional file name 1137 1138 Options Database Keys: 1139 + -log - Prints basic log information (for code compiled with PETSC_USE_LOG) 1140 - -log_all - Prints extensive log information (for code compiled with PETSC_USE_LOG) 1141 1142 Usage: 1143 .vb 1144 PetscInitialize(...); 1145 PetscLogBegin(); or PetscLogAllBegin(); 1146 ... code ... 1147 PetscLogDump(filename); 1148 PetscFinalize(); 1149 .ve 1150 1151 Notes: 1152 The default file name is 1153 $ Log.<rank> 1154 where <rank> is the processor number. If no name is specified, 1155 this file will be used. 1156 1157 Level: advanced 1158 1159 .keywords: log, dump 1160 .seealso: PetscLogBegin(), PetscLogAllBegin(), PetscLogView() 1161 @*/ 1162 PetscErrorCode PetscLogDump(const char sname[]) 1163 { 1164 PetscStageLog stageLog; 1165 PetscEventPerfInfo *eventInfo; 1166 FILE *fd; 1167 char file[PETSC_MAX_PATH_LEN], fname[PETSC_MAX_PATH_LEN]; 1168 PetscLogDouble flops, _TotalTime; 1169 PetscMPIInt rank; 1170 int action, object, curStage; 1171 PetscLogEvent event; 1172 PetscErrorCode ierr; 1173 1174 PetscFunctionBegin; 1175 /* Calculate the total elapsed time */ 1176 PetscTime(&_TotalTime); 1177 _TotalTime -= petsc_BaseTime; 1178 /* Open log file */ 1179 ierr = MPI_Comm_rank(PETSC_COMM_WORLD, &rank);CHKERRQ(ierr); 1180 if (sname) sprintf(file, "%s.%d", sname, rank); 1181 else sprintf(file, "Log.%d", rank); 1182 ierr = PetscFixFilename(file, fname);CHKERRQ(ierr); 1183 ierr = PetscFOpen(PETSC_COMM_WORLD, fname, "w", &fd);CHKERRQ(ierr); 1184 if ((!rank) && (!fd)) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_FILE_OPEN, "Cannot open file: %s", fname); 1185 /* Output totals */ 1186 ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "Total Flops %14e %16.8e\n", petsc_TotalFlops, _TotalTime);CHKERRQ(ierr); 1187 ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "Clock Resolution %g\n", 0.0);CHKERRQ(ierr); 1188 /* Output actions */ 1189 if (petsc_logActions) { 1190 ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "Actions accomplished %d\n", petsc_numActions);CHKERRQ(ierr); 1191 for (action = 0; action < petsc_numActions; action++) { 1192 ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "%g %d %d %d %d %d %d %g %g %g\n", 1193 petsc_actions[action].time, petsc_actions[action].action, (int)petsc_actions[action].event, (int)petsc_actions[action].classid, petsc_actions[action].id1, 1194 petsc_actions[action].id2, petsc_actions[action].id3, petsc_actions[action].flops, petsc_actions[action].mem, petsc_actions[action].maxmem);CHKERRQ(ierr); 1195 } 1196 } 1197 /* Output objects */ 1198 if (petsc_logObjects) { 1199 ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "Objects created %d destroyed %d\n", petsc_numObjects, petsc_numObjectsDestroyed);CHKERRQ(ierr); 1200 for (object = 0; object < petsc_numObjects; object++) { 1201 ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "Parent ID: %d Memory: %d\n", petsc_objects[object].parent, (int) petsc_objects[object].mem);CHKERRQ(ierr); 1202 if (!petsc_objects[object].name[0]) { 1203 ierr = PetscFPrintf(PETSC_COMM_WORLD, fd,"No Name\n");CHKERRQ(ierr); 1204 } else { 1205 ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "Name: %s\n", petsc_objects[object].name);CHKERRQ(ierr); 1206 } 1207 if (petsc_objects[object].info[0] != 0) { 1208 ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "No Info\n");CHKERRQ(ierr); 1209 } else { 1210 ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "Info: %s\n", petsc_objects[object].info);CHKERRQ(ierr); 1211 } 1212 } 1213 } 1214 /* Output events */ 1215 ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "Event log:\n");CHKERRQ(ierr); 1216 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 1217 ierr = PetscIntStackTop(stageLog->stack, &curStage);CHKERRQ(ierr); 1218 eventInfo = stageLog->stageInfo[curStage].eventLog->eventInfo; 1219 for (event = 0; event < stageLog->stageInfo[curStage].eventLog->numEvents; event++) { 1220 if (eventInfo[event].time != 0.0) flops = eventInfo[event].flops/eventInfo[event].time; 1221 else flops = 0.0; 1222 ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "%d %16d %16g %16g %16g\n", event, eventInfo[event].count, 1223 eventInfo[event].flops, eventInfo[event].time, flops);CHKERRQ(ierr); 1224 } 1225 ierr = PetscFClose(PETSC_COMM_WORLD, fd);CHKERRQ(ierr); 1226 PetscFunctionReturn(0); 1227 } 1228 1229 #undef __FUNCT__ 1230 #define __FUNCT__ "PetscLogView_Detailed" 1231 /* 1232 PetscLogView_Detailed - Each process prints the times for its own events 1233 1234 */ 1235 PetscErrorCode PetscLogView_Detailed(PetscViewer viewer) 1236 { 1237 MPI_Comm comm = PetscObjectComm((PetscObject) viewer); 1238 PetscEventPerfInfo *eventInfo = NULL; 1239 PetscLogDouble locTotalTime, numRed, maxMem; 1240 PetscStageLog stageLog; 1241 int numStages,numEvents,stage,event; 1242 PetscMPIInt rank,size; 1243 PetscErrorCode ierr; 1244 1245 PetscFunctionBegin; 1246 ierr = MPI_Comm_size(comm, &size);CHKERRQ(ierr); 1247 ierr = MPI_Comm_rank(comm, &rank);CHKERRQ(ierr); 1248 /* Must preserve reduction count before we go on */ 1249 numRed = petsc_allreduce_ct + petsc_gather_ct + petsc_scatter_ct; 1250 /* Get the total elapsed time */ 1251 PetscTime(&locTotalTime); locTotalTime -= petsc_BaseTime; 1252 ierr = PetscViewerASCIIPrintf(viewer,"numProcs = %d\n",size);CHKERRQ(ierr); 1253 ierr = PetscViewerASCIIPrintf(viewer,"LocalTimes = {}\n");CHKERRQ(ierr); 1254 ierr = PetscViewerASCIIPrintf(viewer,"LocalFlops = {}\n");CHKERRQ(ierr); 1255 ierr = PetscViewerASCIIPrintf(viewer,"LocalMessageLens = {}\n");CHKERRQ(ierr); 1256 ierr = PetscViewerASCIIPrintf(viewer,"LocalMessages = {}\n");CHKERRQ(ierr); 1257 ierr = PetscViewerASCIIPrintf(viewer,"LocalReductions = {}\n");CHKERRQ(ierr); 1258 ierr = PetscViewerASCIIPrintf(viewer,"LocalObjects = {}\n");CHKERRQ(ierr); 1259 ierr = PetscViewerASCIIPrintf(viewer,"LocalMemory = {}\n");CHKERRQ(ierr); 1260 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 1261 ierr = MPI_Allreduce(&stageLog->numStages, &numStages, 1, MPI_INT, MPI_MAX, comm);CHKERRQ(ierr); 1262 ierr = PetscViewerASCIIPrintf(viewer,"Stages = {}\n");CHKERRQ(ierr); 1263 for (stage=0; stage<numStages; stage++) { 1264 ierr = PetscViewerASCIIPrintf(viewer,"Stages[\"%s\"] = {}\n",stageLog->stageInfo[stage].name);CHKERRQ(ierr); 1265 ierr = MPI_Allreduce(&stageLog->stageInfo[stage].eventLog->numEvents, &numEvents, 1, MPI_INT, MPI_MAX, comm);CHKERRQ(ierr); 1266 for (event = 0; event < numEvents; event++) { 1267 ierr = PetscViewerASCIIPrintf(viewer,"Stages[\"%s\"][\"%s\"] = {}\n",stageLog->stageInfo[stage].name,stageLog->eventLog->eventInfo[event].name);CHKERRQ(ierr); 1268 } 1269 } 1270 ierr = PetscViewerASCIISynchronizedAllow(viewer,PETSC_TRUE);CHKERRQ(ierr); 1271 ierr = PetscViewerASCIISynchronizedPrintf(viewer,"LocalTimes[%d] = %g\n",rank,locTotalTime);CHKERRQ(ierr); 1272 ierr = PetscViewerASCIISynchronizedPrintf(viewer,"LocalFlops[%d] = %g\n",rank,petsc_TotalFlops);CHKERRQ(ierr); 1273 ierr = PetscViewerASCIISynchronizedPrintf(viewer,"LocalMessageLens[%d] = %g\n",rank,(petsc_irecv_len + petsc_isend_len + petsc_recv_len + petsc_send_len));CHKERRQ(ierr); 1274 ierr = PetscViewerASCIISynchronizedPrintf(viewer,"LocalMessages[%d] = %g\n",rank,(petsc_irecv_ct + petsc_isend_ct + petsc_recv_ct + petsc_send_ct));CHKERRQ(ierr); 1275 ierr = PetscViewerASCIISynchronizedPrintf(viewer,"LocalReductions[%d] = %g\n",rank,numRed);CHKERRQ(ierr); 1276 ierr = PetscViewerASCIISynchronizedPrintf(viewer,"LocalObjects[%d] = %g\n",rank,petsc_numObjects);CHKERRQ(ierr); 1277 ierr = PetscMallocGetMaximumUsage(&maxMem);CHKERRQ(ierr); 1278 ierr = PetscViewerASCIISynchronizedPrintf(viewer,"LocalMemory[%d] = %g\n",rank,maxMem);CHKERRQ(ierr); 1279 ierr = PetscViewerFlush(viewer);CHKERRQ(ierr); 1280 for (stage=0; stage<numStages; stage++) { 1281 ierr = PetscViewerASCIISynchronizedPrintf(viewer,"Stages[\"%s\"][\"summary\"][%d] = {\"time\" : %g, \"numMessages\" : %g, \"messageLength\" : %g, \"numReductions\" : %g, \"flops\" : %g}\n", 1282 stageLog->stageInfo[stage].name,rank, 1283 stageLog->stageInfo[stage].perfInfo.time,stageLog->stageInfo[stage].perfInfo.numMessages,stageLog->stageInfo[stage].perfInfo.messageLength, 1284 stageLog->stageInfo[stage].perfInfo.numReductions,stageLog->stageInfo[stage].perfInfo.flops);CHKERRQ(ierr); 1285 ierr = MPI_Allreduce(&stageLog->stageInfo[stage].eventLog->numEvents, &numEvents, 1, MPI_INT, MPI_MAX, comm);CHKERRQ(ierr); 1286 for (event = 0; event < numEvents; event++) { 1287 eventInfo = stageLog->stageInfo[stage].eventLog->eventInfo; 1288 ierr = PetscViewerASCIISynchronizedPrintf(viewer,"Stages[\"%s\"][\"%s\"][%d] = {\"count\" : %D, \"time\" : %g, \"numMessages\" : %g, \"messageLength\" : %g, \"numReductions\" : %g, \"flops\" : %g}\n",stageLog->stageInfo[stage].name,stageLog->eventLog->eventInfo[event].name,rank, 1289 eventInfo[event].count, eventInfo[event].time,eventInfo[event].numMessages, eventInfo[event].messageLength, 1290 eventInfo[event].numReductions,eventInfo[event].flops);CHKERRQ(ierr); 1291 } 1292 } 1293 ierr = PetscViewerFlush(viewer);CHKERRQ(ierr); 1294 ierr = PetscViewerASCIISynchronizedAllow(viewer,PETSC_FALSE);CHKERRQ(ierr); 1295 PetscFunctionReturn(0); 1296 } 1297 1298 #undef __FUNCT__ 1299 #define __FUNCT__ "PetscLogView_Default" 1300 PetscErrorCode PetscLogView_Default(PetscViewer viewer) 1301 { 1302 FILE *fd; 1303 PetscLogDouble zero = 0.0; 1304 PetscStageLog stageLog; 1305 PetscStageInfo *stageInfo = NULL; 1306 PetscEventPerfInfo *eventInfo = NULL; 1307 PetscClassPerfInfo *classInfo; 1308 char arch[128],hostname[128],username[128],pname[PETSC_MAX_PATH_LEN],date[128]; 1309 const char *name; 1310 PetscLogDouble locTotalTime, TotalTime, TotalFlops; 1311 PetscLogDouble numMessages, messageLength, avgMessLen, numReductions; 1312 PetscLogDouble stageTime, flops, flopr, mem, mess, messLen, red; 1313 PetscLogDouble fracTime, fracFlops, fracMessages, fracLength, fracReductions, fracMess, fracMessLen, fracRed; 1314 PetscLogDouble fracStageTime, fracStageFlops, fracStageMess, fracStageMessLen, fracStageRed; 1315 PetscLogDouble min, max, tot, ratio, avg, x, y; 1316 PetscLogDouble minf, maxf, totf, ratf, mint, maxt, tott, ratt, ratCt, totm, totml, totr; 1317 PetscMPIInt minCt, maxCt; 1318 PetscMPIInt size, rank; 1319 PetscBool *localStageUsed, *stageUsed; 1320 PetscBool *localStageVisible, *stageVisible; 1321 int numStages, localNumEvents, numEvents; 1322 int stage, oclass; 1323 PetscLogEvent event; 1324 PetscErrorCode ierr; 1325 char version[256]; 1326 MPI_Comm comm; 1327 PetscInt nthreads; 1328 1329 PetscFunctionBegin; 1330 ierr = PetscObjectGetComm((PetscObject)viewer,&comm);CHKERRQ(ierr); 1331 ierr = PetscViewerASCIIGetPointer(viewer,&fd);CHKERRQ(ierr); 1332 ierr = MPI_Comm_size(comm, &size);CHKERRQ(ierr); 1333 ierr = MPI_Comm_rank(comm, &rank);CHKERRQ(ierr); 1334 /* Get the total elapsed time */ 1335 PetscTime(&locTotalTime); locTotalTime -= petsc_BaseTime; 1336 1337 ierr = PetscFPrintf(comm, fd, "************************************************************************************************************************\n");CHKERRQ(ierr); 1338 ierr = PetscFPrintf(comm, fd, "*** WIDEN YOUR WINDOW TO 120 CHARACTERS. Use 'enscript -r -fCourier9' to print this document ***\n");CHKERRQ(ierr); 1339 ierr = PetscFPrintf(comm, fd, "************************************************************************************************************************\n");CHKERRQ(ierr); 1340 ierr = PetscFPrintf(comm, fd, "\n---------------------------------------------- PETSc Performance Summary: ----------------------------------------------\n\n");CHKERRQ(ierr); 1341 ierr = PetscGetArchType(arch,sizeof(arch));CHKERRQ(ierr); 1342 ierr = PetscGetHostName(hostname,sizeof(hostname));CHKERRQ(ierr); 1343 ierr = PetscGetUserName(username,sizeof(username));CHKERRQ(ierr); 1344 ierr = PetscGetProgramName(pname,sizeof(pname));CHKERRQ(ierr); 1345 ierr = PetscGetDate(date,sizeof(date));CHKERRQ(ierr); 1346 ierr = PetscGetVersion(version,sizeof(version));CHKERRQ(ierr); 1347 if (size == 1) { 1348 ierr = PetscFPrintf(comm,fd,"%s on a %s named %s with %d processor, by %s %s\n", pname, arch, hostname, size, username, date);CHKERRQ(ierr); 1349 } else { 1350 ierr = PetscFPrintf(comm,fd,"%s on a %s named %s with %d processors, by %s %s\n", pname, arch, hostname, size, username, date);CHKERRQ(ierr); 1351 } 1352 ierr = PetscThreadCommGetNThreads(PETSC_COMM_WORLD,&nthreads);CHKERRQ(ierr); 1353 if (nthreads > 1) { 1354 ierr = PetscFPrintf(comm,fd,"With %d threads per MPI_Comm\n", (int)nthreads);CHKERRQ(ierr); 1355 } 1356 1357 ierr = PetscFPrintf(comm, fd, "Using %s\n", version);CHKERRQ(ierr); 1358 1359 /* Must preserve reduction count before we go on */ 1360 red = petsc_allreduce_ct + petsc_gather_ct + petsc_scatter_ct; 1361 1362 /* Calculate summary information */ 1363 ierr = PetscFPrintf(comm, fd, "\n Max Max/Min Avg Total \n");CHKERRQ(ierr); 1364 /* Time */ 1365 ierr = MPI_Allreduce(&locTotalTime, &min, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRQ(ierr); 1366 ierr = MPI_Allreduce(&locTotalTime, &max, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRQ(ierr); 1367 ierr = MPI_Allreduce(&locTotalTime, &tot, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1368 avg = (tot)/((PetscLogDouble) size); 1369 if (min != 0.0) ratio = max/min; 1370 else ratio = 0.0; 1371 ierr = PetscFPrintf(comm, fd, "Time (sec): %5.3e %10.5f %5.3e\n", max, ratio, avg);CHKERRQ(ierr); 1372 TotalTime = tot; 1373 /* Objects */ 1374 avg = (PetscLogDouble) petsc_numObjects; 1375 ierr = MPI_Allreduce(&avg, &min, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRQ(ierr); 1376 ierr = MPI_Allreduce(&avg, &max, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRQ(ierr); 1377 ierr = MPI_Allreduce(&avg, &tot, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1378 avg = (tot)/((PetscLogDouble) size); 1379 if (min != 0.0) ratio = max/min; 1380 else ratio = 0.0; 1381 ierr = PetscFPrintf(comm, fd, "Objects: %5.3e %10.5f %5.3e\n", max, ratio, avg);CHKERRQ(ierr); 1382 /* Flops */ 1383 ierr = MPI_Allreduce(&petsc_TotalFlops, &min, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRQ(ierr); 1384 ierr = MPI_Allreduce(&petsc_TotalFlops, &max, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRQ(ierr); 1385 ierr = MPI_Allreduce(&petsc_TotalFlops, &tot, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1386 avg = (tot)/((PetscLogDouble) size); 1387 if (min != 0.0) ratio = max/min; 1388 else ratio = 0.0; 1389 ierr = PetscFPrintf(comm, fd, "Flops: %5.3e %10.5f %5.3e %5.3e\n", max, ratio, avg, tot);CHKERRQ(ierr); 1390 TotalFlops = tot; 1391 /* Flops/sec -- Must talk to Barry here */ 1392 if (locTotalTime != 0.0) flops = petsc_TotalFlops/locTotalTime; 1393 else flops = 0.0; 1394 ierr = MPI_Allreduce(&flops, &min, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRQ(ierr); 1395 ierr = MPI_Allreduce(&flops, &max, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRQ(ierr); 1396 ierr = MPI_Allreduce(&flops, &tot, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1397 avg = (tot)/((PetscLogDouble) size); 1398 if (min != 0.0) ratio = max/min; 1399 else ratio = 0.0; 1400 ierr = PetscFPrintf(comm, fd, "Flops/sec: %5.3e %10.5f %5.3e %5.3e\n", max, ratio, avg, tot);CHKERRQ(ierr); 1401 /* Memory */ 1402 ierr = PetscMallocGetMaximumUsage(&mem);CHKERRQ(ierr); 1403 if (mem > 0.0) { 1404 ierr = MPI_Allreduce(&mem, &max, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRQ(ierr); 1405 ierr = MPI_Allreduce(&mem, &min, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRQ(ierr); 1406 ierr = MPI_Allreduce(&mem, &tot, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1407 avg = (tot)/((PetscLogDouble) size); 1408 if (min != 0.0) ratio = max/min; 1409 else ratio = 0.0; 1410 ierr = PetscFPrintf(comm, fd, "Memory: %5.3e %10.5f %5.3e\n", max, ratio, tot);CHKERRQ(ierr); 1411 } 1412 /* Messages */ 1413 mess = 0.5*(petsc_irecv_ct + petsc_isend_ct + petsc_recv_ct + petsc_send_ct); 1414 ierr = MPI_Allreduce(&mess, &min, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRQ(ierr); 1415 ierr = MPI_Allreduce(&mess, &max, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRQ(ierr); 1416 ierr = MPI_Allreduce(&mess, &tot, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1417 avg = (tot)/((PetscLogDouble) size); 1418 if (min != 0.0) ratio = max/min; 1419 else ratio = 0.0; 1420 ierr = PetscFPrintf(comm, fd, "MPI Messages: %5.3e %10.5f %5.3e %5.3e\n", max, ratio, avg, tot);CHKERRQ(ierr); 1421 numMessages = tot; 1422 /* Message Lengths */ 1423 mess = 0.5*(petsc_irecv_len + petsc_isend_len + petsc_recv_len + petsc_send_len); 1424 ierr = MPI_Allreduce(&mess, &min, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRQ(ierr); 1425 ierr = MPI_Allreduce(&mess, &max, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRQ(ierr); 1426 ierr = MPI_Allreduce(&mess, &tot, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1427 if (numMessages != 0) avg = (tot)/(numMessages); 1428 else avg = 0.0; 1429 if (min != 0.0) ratio = max/min; 1430 else ratio = 0.0; 1431 ierr = PetscFPrintf(comm, fd, "MPI Message Lengths: %5.3e %10.5f %5.3e %5.3e\n", max, ratio, avg, tot);CHKERRQ(ierr); 1432 messageLength = tot; 1433 /* Reductions */ 1434 ierr = MPI_Allreduce(&red, &min, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRQ(ierr); 1435 ierr = MPI_Allreduce(&red, &max, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRQ(ierr); 1436 ierr = MPI_Allreduce(&red, &tot, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1437 if (min != 0.0) ratio = max/min; 1438 else ratio = 0.0; 1439 ierr = PetscFPrintf(comm, fd, "MPI Reductions: %5.3e %10.5f\n", max, ratio);CHKERRQ(ierr); 1440 numReductions = red; /* wrong because uses count from process zero */ 1441 ierr = PetscFPrintf(comm, fd, "\nFlop counting convention: 1 flop = 1 real number operation of type (multiply/divide/add/subtract)\n");CHKERRQ(ierr); 1442 ierr = PetscFPrintf(comm, fd, " e.g., VecAXPY() for real vectors of length N --> 2N flops\n");CHKERRQ(ierr); 1443 ierr = PetscFPrintf(comm, fd, " and VecAXPY() for complex vectors of length N --> 8N flops\n");CHKERRQ(ierr); 1444 1445 /* Get total number of stages -- 1446 Currently, a single processor can register more stages than another, but stages must all be registered in order. 1447 We can removed this requirement if necessary by having a global stage numbering and indirection on the stage ID. 1448 This seems best accomplished by assoicating a communicator with each stage. 1449 */ 1450 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 1451 ierr = MPI_Allreduce(&stageLog->numStages, &numStages, 1, MPI_INT, MPI_MAX, comm);CHKERRQ(ierr); 1452 ierr = PetscMalloc1(numStages, &localStageUsed);CHKERRQ(ierr); 1453 ierr = PetscMalloc1(numStages, &stageUsed);CHKERRQ(ierr); 1454 ierr = PetscMalloc1(numStages, &localStageVisible);CHKERRQ(ierr); 1455 ierr = PetscMalloc1(numStages, &stageVisible);CHKERRQ(ierr); 1456 if (numStages > 0) { 1457 stageInfo = stageLog->stageInfo; 1458 for (stage = 0; stage < numStages; stage++) { 1459 if (stage < stageLog->numStages) { 1460 localStageUsed[stage] = stageInfo[stage].used; 1461 localStageVisible[stage] = stageInfo[stage].perfInfo.visible; 1462 } else { 1463 localStageUsed[stage] = PETSC_FALSE; 1464 localStageVisible[stage] = PETSC_TRUE; 1465 } 1466 } 1467 ierr = MPI_Allreduce(localStageUsed, stageUsed, numStages, MPIU_BOOL, MPI_LOR, comm);CHKERRQ(ierr); 1468 ierr = MPI_Allreduce(localStageVisible, stageVisible, numStages, MPIU_BOOL, MPI_LAND, comm);CHKERRQ(ierr); 1469 for (stage = 0; stage < numStages; stage++) { 1470 if (stageUsed[stage]) { 1471 ierr = PetscFPrintf(comm, fd, "\nSummary of Stages: ----- Time ------ ----- Flops ----- --- Messages --- -- Message Lengths -- -- Reductions --\n");CHKERRQ(ierr); 1472 ierr = PetscFPrintf(comm, fd, " Avg %%Total Avg %%Total counts %%Total Avg %%Total counts %%Total \n");CHKERRQ(ierr); 1473 break; 1474 } 1475 } 1476 for (stage = 0; stage < numStages; stage++) { 1477 if (!stageUsed[stage]) continue; 1478 if (localStageUsed[stage]) { 1479 ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.time, &stageTime, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1480 ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.flops, &flops, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1481 ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.numMessages, &mess, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1482 ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.messageLength, &messLen, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1483 ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.numReductions, &red, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1484 name = stageInfo[stage].name; 1485 } else { 1486 ierr = MPI_Allreduce(&zero, &stageTime, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1487 ierr = MPI_Allreduce(&zero, &flops, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1488 ierr = MPI_Allreduce(&zero, &mess, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1489 ierr = MPI_Allreduce(&zero, &messLen, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1490 ierr = MPI_Allreduce(&zero, &red, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1491 name = ""; 1492 } 1493 mess *= 0.5; messLen *= 0.5; red /= size; 1494 if (TotalTime != 0.0) fracTime = stageTime/TotalTime; else fracTime = 0.0; 1495 if (TotalFlops != 0.0) fracFlops = flops/TotalFlops; else fracFlops = 0.0; 1496 /* Talk to Barry if (stageTime != 0.0) flops = (size*flops)/stageTime; else flops = 0.0; */ 1497 if (numMessages != 0.0) fracMessages = mess/numMessages; else fracMessages = 0.0; 1498 if (numMessages != 0.0) avgMessLen = messLen/numMessages; else avgMessLen = 0.0; 1499 if (messageLength != 0.0) fracLength = messLen/messageLength; else fracLength = 0.0; 1500 if (numReductions != 0.0) fracReductions = red/numReductions; else fracReductions = 0.0; 1501 ierr = PetscFPrintf(comm, fd, "%2d: %15s: %6.4e %5.1f%% %6.4e %5.1f%% %5.3e %5.1f%% %5.3e %5.1f%% %5.3e %5.1f%% \n", 1502 stage, name, stageTime/size, 100.0*fracTime, flops, 100.0*fracFlops, 1503 mess, 100.0*fracMessages, avgMessLen, 100.0*fracLength, red, 100.0*fracReductions);CHKERRQ(ierr); 1504 } 1505 } 1506 1507 ierr = PetscFPrintf(comm, fd,"\n------------------------------------------------------------------------------------------------------------------------\n");CHKERRQ(ierr); 1508 ierr = PetscFPrintf(comm, fd, "See the 'Profiling' chapter of the users' manual for details on interpreting output.\n");CHKERRQ(ierr); 1509 ierr = PetscFPrintf(comm, fd, "Phase summary info:\n");CHKERRQ(ierr); 1510 ierr = PetscFPrintf(comm, fd, " Count: number of times phase was executed\n");CHKERRQ(ierr); 1511 ierr = PetscFPrintf(comm, fd, " Time and Flops: Max - maximum over all processors\n");CHKERRQ(ierr); 1512 ierr = PetscFPrintf(comm, fd, " Ratio - ratio of maximum to minimum over all processors\n");CHKERRQ(ierr); 1513 ierr = PetscFPrintf(comm, fd, " Mess: number of messages sent\n");CHKERRQ(ierr); 1514 ierr = PetscFPrintf(comm, fd, " Avg. len: average message length (bytes)\n");CHKERRQ(ierr); 1515 ierr = PetscFPrintf(comm, fd, " Reduct: number of global reductions\n");CHKERRQ(ierr); 1516 ierr = PetscFPrintf(comm, fd, " Global: entire computation\n");CHKERRQ(ierr); 1517 ierr = PetscFPrintf(comm, fd, " Stage: stages of a computation. Set stages with PetscLogStagePush() and PetscLogStagePop().\n");CHKERRQ(ierr); 1518 ierr = PetscFPrintf(comm, fd, " %%T - percent time in this phase %%F - percent flops in this phase\n");CHKERRQ(ierr); 1519 ierr = PetscFPrintf(comm, fd, " %%M - percent messages in this phase %%L - percent message lengths in this phase\n");CHKERRQ(ierr); 1520 ierr = PetscFPrintf(comm, fd, " %%R - percent reductions in this phase\n");CHKERRQ(ierr); 1521 ierr = PetscFPrintf(comm, fd, " Total Mflop/s: 10e-6 * (sum of flops over all processors)/(max time over all processors)\n");CHKERRQ(ierr); 1522 ierr = PetscFPrintf(comm, fd, "------------------------------------------------------------------------------------------------------------------------\n");CHKERRQ(ierr); 1523 1524 #if defined(PETSC_USE_DEBUG) 1525 ierr = PetscFPrintf(comm, fd, "\n\n");CHKERRQ(ierr); 1526 ierr = PetscFPrintf(comm, fd, " ##########################################################\n");CHKERRQ(ierr); 1527 ierr = PetscFPrintf(comm, fd, " # #\n");CHKERRQ(ierr); 1528 ierr = PetscFPrintf(comm, fd, " # WARNING!!! #\n");CHKERRQ(ierr); 1529 ierr = PetscFPrintf(comm, fd, " # #\n");CHKERRQ(ierr); 1530 ierr = PetscFPrintf(comm, fd, " # This code was compiled with a debugging option, #\n");CHKERRQ(ierr); 1531 ierr = PetscFPrintf(comm, fd, " # To get timing results run ./configure #\n");CHKERRQ(ierr); 1532 ierr = PetscFPrintf(comm, fd, " # using --with-debugging=no, the performance will #\n");CHKERRQ(ierr); 1533 ierr = PetscFPrintf(comm, fd, " # be generally two or three times faster. #\n");CHKERRQ(ierr); 1534 ierr = PetscFPrintf(comm, fd, " # #\n");CHKERRQ(ierr); 1535 ierr = PetscFPrintf(comm, fd, " ##########################################################\n\n\n");CHKERRQ(ierr); 1536 #endif 1537 #if defined(PETSC_USE_COMPLEX) && !defined(PETSC_USE_FORTRAN_KERNELS) 1538 ierr = PetscFPrintf(comm, fd, "\n\n");CHKERRQ(ierr); 1539 ierr = PetscFPrintf(comm, fd, " ##########################################################\n");CHKERRQ(ierr); 1540 ierr = PetscFPrintf(comm, fd, " # #\n");CHKERRQ(ierr); 1541 ierr = PetscFPrintf(comm, fd, " # WARNING!!! #\n");CHKERRQ(ierr); 1542 ierr = PetscFPrintf(comm, fd, " # #\n");CHKERRQ(ierr); 1543 ierr = PetscFPrintf(comm, fd, " # The code for various complex numbers numerical #\n");CHKERRQ(ierr); 1544 ierr = PetscFPrintf(comm, fd, " # kernels uses C++, which generally is not well #\n");CHKERRQ(ierr); 1545 ierr = PetscFPrintf(comm, fd, " # optimized. For performance that is about 4-5 times #\n");CHKERRQ(ierr); 1546 ierr = PetscFPrintf(comm, fd, " # faster, specify --with-fortran-kernels=1 #\n");CHKERRQ(ierr); 1547 ierr = PetscFPrintf(comm, fd, " # when running ./configure.py. #\n");CHKERRQ(ierr); 1548 ierr = PetscFPrintf(comm, fd, " # #\n");CHKERRQ(ierr); 1549 ierr = PetscFPrintf(comm, fd, " ##########################################################\n\n\n");CHKERRQ(ierr); 1550 #endif 1551 1552 /* Report events */ 1553 ierr = PetscFPrintf(comm, fd,"Event Count Time (sec) Flops --- Global --- --- Stage --- Total\n");CHKERRQ(ierr); 1554 ierr = PetscFPrintf(comm, fd," Max Ratio Max Ratio Max Ratio Mess Avg len Reduct %%T %%F %%M %%L %%R %%T %%F %%M %%L %%R Mflop/s\n");CHKERRQ(ierr); 1555 ierr = PetscFPrintf(comm,fd,"------------------------------------------------------------------------------------------------------------------------\n");CHKERRQ(ierr); 1556 1557 /* Problem: The stage name will not show up unless the stage executed on proc 1 */ 1558 for (stage = 0; stage < numStages; stage++) { 1559 if (!stageVisible[stage]) continue; 1560 if (localStageUsed[stage]) { 1561 ierr = PetscFPrintf(comm, fd, "\n--- Event Stage %d: %s\n\n", stage, stageInfo[stage].name);CHKERRQ(ierr); 1562 ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.time, &stageTime, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1563 ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.flops, &flops, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1564 ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.numMessages, &mess, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1565 ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.messageLength, &messLen, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1566 ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.numReductions, &red, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1567 } else { 1568 ierr = PetscFPrintf(comm, fd, "\n--- Event Stage %d: Unknown\n\n", stage);CHKERRQ(ierr); 1569 ierr = MPI_Allreduce(&zero, &stageTime, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1570 ierr = MPI_Allreduce(&zero, &flops, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1571 ierr = MPI_Allreduce(&zero, &mess, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1572 ierr = MPI_Allreduce(&zero, &messLen, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1573 ierr = MPI_Allreduce(&zero, &red, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1574 } 1575 mess *= 0.5; messLen *= 0.5; red /= size; 1576 1577 /* Get total number of events in this stage -- 1578 Currently, a single processor can register more events than another, but events must all be registered in order, 1579 just like stages. We can removed this requirement if necessary by having a global event numbering and indirection 1580 on the event ID. This seems best accomplished by assoicating a communicator with each stage. 1581 1582 Problem: If the event did not happen on proc 1, its name will not be available. 1583 Problem: Event visibility is not implemented 1584 */ 1585 if (localStageUsed[stage]) { 1586 eventInfo = stageLog->stageInfo[stage].eventLog->eventInfo; 1587 localNumEvents = stageLog->stageInfo[stage].eventLog->numEvents; 1588 } else localNumEvents = 0; 1589 ierr = MPI_Allreduce(&localNumEvents, &numEvents, 1, MPI_INT, MPI_MAX, comm);CHKERRQ(ierr); 1590 for (event = 0; event < numEvents; event++) { 1591 if (localStageUsed[stage] && (event < stageLog->stageInfo[stage].eventLog->numEvents) && (eventInfo[event].depth == 0)) { 1592 if ((eventInfo[event].count > 0) && (eventInfo[event].time > 0.0)) flopr = eventInfo[event].flops; 1593 else flopr = 0.0; 1594 1595 ierr = MPI_Allreduce(&flopr, &minf, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRQ(ierr); 1596 ierr = MPI_Allreduce(&flopr, &maxf, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRQ(ierr); 1597 ierr = MPI_Allreduce(&eventInfo[event].flops, &totf, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1598 ierr = MPI_Allreduce(&eventInfo[event].time, &mint, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRQ(ierr); 1599 ierr = MPI_Allreduce(&eventInfo[event].time, &maxt, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRQ(ierr); 1600 ierr = MPI_Allreduce(&eventInfo[event].time, &tott, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1601 ierr = MPI_Allreduce(&eventInfo[event].numMessages, &totm, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1602 ierr = MPI_Allreduce(&eventInfo[event].messageLength, &totml, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1603 ierr = MPI_Allreduce(&eventInfo[event].numReductions, &totr, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1604 ierr = MPI_Allreduce(&eventInfo[event].count, &minCt, 1, MPI_INT, MPI_MIN, comm);CHKERRQ(ierr); 1605 ierr = MPI_Allreduce(&eventInfo[event].count, &maxCt, 1, MPI_INT, MPI_MAX, comm);CHKERRQ(ierr); 1606 name = stageLog->eventLog->eventInfo[event].name; 1607 } else { 1608 flopr = 0.0; 1609 ierr = MPI_Allreduce(&flopr, &minf, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRQ(ierr); 1610 ierr = MPI_Allreduce(&flopr, &maxf, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRQ(ierr); 1611 ierr = MPI_Allreduce(&zero, &totf, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1612 ierr = MPI_Allreduce(&zero, &mint, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRQ(ierr); 1613 ierr = MPI_Allreduce(&zero, &maxt, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRQ(ierr); 1614 ierr = MPI_Allreduce(&zero, &tott, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1615 ierr = MPI_Allreduce(&zero, &totm, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1616 ierr = MPI_Allreduce(&zero, &totml, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1617 ierr = MPI_Allreduce(&zero, &totr, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRQ(ierr); 1618 ierr = MPI_Allreduce(&ierr, &minCt, 1, MPI_INT, MPI_MIN, comm);CHKERRQ(ierr); 1619 ierr = MPI_Allreduce(&ierr, &maxCt, 1, MPI_INT, MPI_MAX, comm);CHKERRQ(ierr); 1620 name = ""; 1621 } 1622 if (mint < 0.0) { 1623 ierr = PetscFPrintf(comm, fd, "WARNING!!! Minimum time %g over all processors for %s is negative! This happens\n on some machines whose times cannot handle too rapid calls.!\n artificially changing minimum to zero.\n",mint,name); 1624 mint = 0; 1625 } 1626 if (minf < 0.0) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Minimum flops %g over all processors for %s is negative! Not possible!",minf,name); 1627 totm *= 0.5; totml *= 0.5; totr /= size; 1628 1629 if (maxCt != 0) { 1630 if (minCt != 0) ratCt = ((PetscLogDouble) maxCt)/minCt; else ratCt = 0.0; 1631 if (mint != 0.0) ratt = maxt/mint; else ratt = 0.0; 1632 if (minf != 0.0) ratf = maxf/minf; else ratf = 0.0; 1633 if (TotalTime != 0.0) fracTime = tott/TotalTime; else fracTime = 0.0; 1634 if (TotalFlops != 0.0) fracFlops = totf/TotalFlops; else fracFlops = 0.0; 1635 if (stageTime != 0.0) fracStageTime = tott/stageTime; else fracStageTime = 0.0; 1636 if (flops != 0.0) fracStageFlops = totf/flops; else fracStageFlops = 0.0; 1637 if (numMessages != 0.0) fracMess = totm/numMessages; else fracMess = 0.0; 1638 if (messageLength != 0.0) fracMessLen = totml/messageLength; else fracMessLen = 0.0; 1639 if (numReductions != 0.0) fracRed = totr/numReductions; else fracRed = 0.0; 1640 if (mess != 0.0) fracStageMess = totm/mess; else fracStageMess = 0.0; 1641 if (messLen != 0.0) fracStageMessLen = totml/messLen; else fracStageMessLen = 0.0; 1642 if (red != 0.0) fracStageRed = totr/red; else fracStageRed = 0.0; 1643 if (totm != 0.0) totml /= totm; else totml = 0.0; 1644 if (maxt != 0.0) flopr = totf/maxt; else flopr = 0.0; 1645 if (fracStageTime > 1.00) ierr = PetscFPrintf(comm, fd,"Warning -- total time of even greater than time of entire stage -- something is wrong with the timer\n");CHKERRQ(ierr); 1646 ierr = PetscFPrintf(comm, fd, 1647 "%-16s %7d%4.1f %5.4e%4.1f %3.2e%4.1f %2.1e %2.1e %2.1e%3.0f%3.0f%3.0f%3.0f%3.0f %3.0f%3.0f%3.0f%3.0f%3.0f %5.0f\n", 1648 name, maxCt, ratCt, maxt, ratt, maxf, ratf, totm, totml, totr, 1649 100.0*fracTime, 100.0*fracFlops, 100.0*fracMess, 100.0*fracMessLen, 100.0*fracRed, 1650 100.0*fracStageTime, 100.0*fracStageFlops, 100.0*fracStageMess, 100.0*fracStageMessLen, 100.0*fracStageRed, 1651 PetscAbsReal(flopr/1.0e6));CHKERRQ(ierr); 1652 } 1653 } 1654 } 1655 1656 /* Memory usage and object creation */ 1657 ierr = PetscFPrintf(comm, fd, "------------------------------------------------------------------------------------------------------------------------\n");CHKERRQ(ierr); 1658 ierr = PetscFPrintf(comm, fd, "\n");CHKERRQ(ierr); 1659 ierr = PetscFPrintf(comm, fd, "Memory usage is given in bytes:\n\n");CHKERRQ(ierr); 1660 1661 /* Right now, only stages on the first processor are reported here, meaning only objects associated with 1662 the global communicator, or MPI_COMM_SELF for proc 1. We really should report global stats and then 1663 stats for stages local to processor sets. 1664 */ 1665 /* We should figure out the longest object name here (now 20 characters) */ 1666 ierr = PetscFPrintf(comm, fd, "Object Type Creations Destructions Memory Descendants' Mem.\n");CHKERRQ(ierr); 1667 ierr = PetscFPrintf(comm, fd, "Reports information only for process 0.\n");CHKERRQ(ierr); 1668 for (stage = 0; stage < numStages; stage++) { 1669 if (localStageUsed[stage]) { 1670 classInfo = stageLog->stageInfo[stage].classLog->classInfo; 1671 ierr = PetscFPrintf(comm, fd, "\n--- Event Stage %d: %s\n\n", stage, stageInfo[stage].name);CHKERRQ(ierr); 1672 for (oclass = 0; oclass < stageLog->stageInfo[stage].classLog->numClasses; oclass++) { 1673 if ((classInfo[oclass].creations > 0) || (classInfo[oclass].destructions > 0)) { 1674 ierr = PetscFPrintf(comm, fd, "%20s %5d %5d %11.0f %g\n", stageLog->classLog->classInfo[oclass].name, 1675 classInfo[oclass].creations, classInfo[oclass].destructions, classInfo[oclass].mem, 1676 classInfo[oclass].descMem);CHKERRQ(ierr); 1677 } 1678 } 1679 } else { 1680 ierr = PetscFPrintf(comm, fd, "\n--- Event Stage %d: Unknown\n\n", stage);CHKERRQ(ierr); 1681 } 1682 } 1683 1684 ierr = PetscFree(localStageUsed);CHKERRQ(ierr); 1685 ierr = PetscFree(stageUsed);CHKERRQ(ierr); 1686 ierr = PetscFree(localStageVisible);CHKERRQ(ierr); 1687 ierr = PetscFree(stageVisible);CHKERRQ(ierr); 1688 1689 /* Information unrelated to this particular run */ 1690 ierr = PetscFPrintf(comm, fd, "========================================================================================================================\n");CHKERRQ(ierr); 1691 PetscTime(&y); 1692 PetscTime(&x); 1693 PetscTime(&y); PetscTime(&y); PetscTime(&y); PetscTime(&y); PetscTime(&y); 1694 PetscTime(&y); PetscTime(&y); PetscTime(&y); PetscTime(&y); PetscTime(&y); 1695 ierr = PetscFPrintf(comm,fd,"Average time to get PetscTime(): %g\n", (y-x)/10.0);CHKERRQ(ierr); 1696 /* MPI information */ 1697 if (size > 1) { 1698 MPI_Status status; 1699 PetscMPIInt tag; 1700 MPI_Comm newcomm; 1701 1702 ierr = MPI_Barrier(comm);CHKERRQ(ierr); 1703 PetscTime(&x); 1704 ierr = MPI_Barrier(comm);CHKERRQ(ierr); 1705 ierr = MPI_Barrier(comm);CHKERRQ(ierr); 1706 ierr = MPI_Barrier(comm);CHKERRQ(ierr); 1707 ierr = MPI_Barrier(comm);CHKERRQ(ierr); 1708 ierr = MPI_Barrier(comm);CHKERRQ(ierr); 1709 PetscTime(&y); 1710 ierr = PetscFPrintf(comm, fd, "Average time for MPI_Barrier(): %g\n", (y-x)/5.0);CHKERRQ(ierr); 1711 ierr = PetscCommDuplicate(comm,&newcomm, &tag);CHKERRQ(ierr); 1712 ierr = MPI_Barrier(comm);CHKERRQ(ierr); 1713 if (rank) { 1714 ierr = MPI_Recv(0, 0, MPI_INT, rank-1, tag, newcomm, &status);CHKERRQ(ierr); 1715 ierr = MPI_Send(0, 0, MPI_INT, (rank+1)%size, tag, newcomm);CHKERRQ(ierr); 1716 } else { 1717 PetscTime(&x); 1718 ierr = MPI_Send(0, 0, MPI_INT, 1, tag, newcomm);CHKERRQ(ierr); 1719 ierr = MPI_Recv(0, 0, MPI_INT, size-1, tag, newcomm, &status);CHKERRQ(ierr); 1720 PetscTime(&y); 1721 ierr = PetscFPrintf(comm,fd,"Average time for zero size MPI_Send(): %g\n", (y-x)/size);CHKERRQ(ierr); 1722 } 1723 ierr = PetscCommDestroy(&newcomm);CHKERRQ(ierr); 1724 } 1725 ierr = PetscOptionsView(viewer);CHKERRQ(ierr); 1726 1727 /* Machine and compile information */ 1728 #if defined(PETSC_USE_FORTRAN_KERNELS) 1729 ierr = PetscFPrintf(comm, fd, "Compiled with FORTRAN kernels\n");CHKERRQ(ierr); 1730 #else 1731 ierr = PetscFPrintf(comm, fd, "Compiled without FORTRAN kernels\n");CHKERRQ(ierr); 1732 #endif 1733 #if defined(PETSC_USE_REAL_SINGLE) 1734 ierr = PetscFPrintf(comm, fd, "Compiled with single precision PetscScalar and PetscReal\n");CHKERRQ(ierr); 1735 #elif defined(PETSC_USE_LONGDOUBLE) 1736 ierr = PetscFPrintf(comm, fd, "Compiled with long double precision PetscScalar and PetscReal\n");CHKERRQ(ierr); 1737 #endif 1738 1739 #if defined(PETSC_USE_REAL_MAT_SINGLE) 1740 ierr = PetscFPrintf(comm, fd, "Compiled with single precision matrices\n");CHKERRQ(ierr); 1741 #else 1742 ierr = PetscFPrintf(comm, fd, "Compiled with full precision matrices (default)\n");CHKERRQ(ierr); 1743 #endif 1744 ierr = PetscFPrintf(comm, fd, "sizeof(short) %d sizeof(int) %d sizeof(long) %d sizeof(void*) %d sizeof(PetscScalar) %d sizeof(PetscInt) %d\n", 1745 (int) sizeof(short), (int) sizeof(int), (int) sizeof(long), (int) sizeof(void*),(int) sizeof(PetscScalar),(int) sizeof(PetscInt));CHKERRQ(ierr); 1746 1747 ierr = PetscFPrintf(comm, fd, "Configure options: %s",petscconfigureoptions);CHKERRQ(ierr); 1748 ierr = PetscFPrintf(comm, fd, "%s", petscmachineinfo);CHKERRQ(ierr); 1749 ierr = PetscFPrintf(comm, fd, "%s", petsccompilerinfo);CHKERRQ(ierr); 1750 ierr = PetscFPrintf(comm, fd, "%s", petsccompilerflagsinfo);CHKERRQ(ierr); 1751 ierr = PetscFPrintf(comm, fd, "%s", petsclinkerinfo);CHKERRQ(ierr); 1752 1753 /* Cleanup */ 1754 ierr = PetscFPrintf(comm, fd, "\n");CHKERRQ(ierr); 1755 PetscFunctionReturn(0); 1756 } 1757 1758 #undef __FUNCT__ 1759 #define __FUNCT__ "PetscLogView" 1760 /*@C 1761 PetscLogView - Prints a summary of the logging. 1762 1763 Collective over MPI_Comm 1764 1765 Input Parameter: 1766 . viewer - an ASCII viewer 1767 1768 Options Database Keys: 1769 . -log_view [viewertype[:filename[:format]]] - Prints summary of log information (for code compiled with PETSC_USE_LOG) 1770 1771 Usage: 1772 .vb 1773 PetscInitialize(...); 1774 PetscLogBegin(); 1775 ... code ... 1776 PetscLogView(PetscViewer); 1777 PetscFinalize(...); 1778 .ve 1779 1780 Notes: 1781 By default the summary is printed to stdout. 1782 1783 Level: beginner 1784 1785 .keywords: log, dump, print 1786 .seealso: PetscLogBegin(), PetscLogDump() 1787 @*/ 1788 PetscErrorCode PetscLogView(PetscViewer viewer) 1789 { 1790 PetscErrorCode ierr; 1791 PetscBool isascii; 1792 PetscViewerFormat format; 1793 int stage, lastStage; 1794 PetscStageLog stageLog; 1795 1796 PetscFunctionBegin; 1797 if (!PetscLogBegin_PrivateCalled) SETERRQ(PetscObjectComm((PetscObject)viewer), PETSC_ERR_ORDER, "No call to PetscLogBegin() before PetscLogView()"); 1798 /* Pop off any stages the user forgot to remove */ 1799 lastStage = 0; 1800 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 1801 ierr = PetscStageLogGetCurrent(stageLog, &stage);CHKERRQ(ierr); 1802 while (stage >= 0) { 1803 lastStage = stage; 1804 ierr = PetscStageLogPop(stageLog);CHKERRQ(ierr); 1805 ierr = PetscStageLogGetCurrent(stageLog, &stage);CHKERRQ(ierr); 1806 } 1807 ierr = PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERASCII,&isascii);CHKERRQ(ierr); 1808 if (!isascii) SETERRQ(PetscObjectComm((PetscObject)viewer),PETSC_ERR_SUP,"Currently can only view logging to ASCII"); 1809 ierr = PetscViewerGetFormat(viewer,&format);CHKERRQ(ierr); 1810 if (format == PETSC_VIEWER_DEFAULT || format == PETSC_VIEWER_ASCII_INFO) { 1811 ierr = PetscLogView_Default(viewer);CHKERRQ(ierr); 1812 } else if (format == PETSC_VIEWER_ASCII_INFO_DETAIL) { 1813 ierr = PetscLogView_Detailed(viewer);CHKERRQ(ierr); 1814 } 1815 ierr = PetscStageLogPush(stageLog, lastStage);CHKERRQ(ierr); 1816 PetscFunctionReturn(0); 1817 } 1818 1819 #undef __FUNCT__ 1820 #define __FUNCT__ "PetscLogViewFromOptions" 1821 /*@C 1822 PetscLogViewFromOptions - Processes command line options to determine if/how a PetscLog is to be viewed. 1823 1824 Collective on PETSC_COMM_WORLD 1825 1826 Not normally called by user 1827 1828 Level: intermediate 1829 1830 @*/ 1831 PetscErrorCode PetscLogViewFromOptions(void) 1832 { 1833 PetscErrorCode ierr; 1834 PetscViewer viewer; 1835 PetscBool flg; 1836 PetscViewerFormat format; 1837 1838 PetscFunctionBegin; 1839 ierr = PetscOptionsGetViewer(PETSC_COMM_WORLD,NULL,"-log_view",&viewer,&format,&flg);CHKERRQ(ierr); 1840 if (flg) { 1841 ierr = PetscViewerPushFormat(viewer,format);CHKERRQ(ierr); 1842 ierr = PetscLogView(viewer);CHKERRQ(ierr); 1843 ierr = PetscViewerPopFormat(viewer);CHKERRQ(ierr); 1844 ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr); 1845 } 1846 PetscFunctionReturn(0); 1847 } 1848 1849 1850 1851 /*----------------------------------------------- Counter Functions -------------------------------------------------*/ 1852 #undef __FUNCT__ 1853 #define __FUNCT__ "PetscGetFlops" 1854 /*@C 1855 PetscGetFlops - Returns the number of flops used on this processor 1856 since the program began. 1857 1858 Not Collective 1859 1860 Output Parameter: 1861 flops - number of floating point operations 1862 1863 Notes: 1864 A global counter logs all PETSc flop counts. The user can use 1865 PetscLogFlops() to increment this counter to include flops for the 1866 application code. 1867 1868 PETSc automatically logs library events if the code has been 1869 compiled with -DPETSC_USE_LOG (which is the default), and -log, 1870 -log_summary, or -log_all are specified. PetscLogFlops() is 1871 intended for logging user flops to supplement this PETSc 1872 information. 1873 1874 Level: intermediate 1875 1876 .keywords: log, flops, floating point operations 1877 1878 .seealso: PetscTime(), PetscLogFlops() 1879 @*/ 1880 PetscErrorCode PetscGetFlops(PetscLogDouble *flops) 1881 { 1882 PetscFunctionBegin; 1883 *flops = petsc_TotalFlops; 1884 PetscFunctionReturn(0); 1885 } 1886 1887 #undef __FUNCT__ 1888 #define __FUNCT__ "PetscLogObjectState" 1889 PetscErrorCode PetscLogObjectState(PetscObject obj, const char format[], ...) 1890 { 1891 PetscErrorCode ierr; 1892 size_t fullLength; 1893 va_list Argp; 1894 1895 PetscFunctionBegin; 1896 if (!petsc_logObjects) PetscFunctionReturn(0); 1897 va_start(Argp, format); 1898 ierr = PetscVSNPrintf(petsc_objects[obj->id].info, 64,format,&fullLength, Argp);CHKERRQ(ierr); 1899 va_end(Argp); 1900 PetscFunctionReturn(0); 1901 } 1902 1903 1904 /*MC 1905 PetscLogFlops - Adds floating point operations to the global counter. 1906 1907 Synopsis: 1908 #include <petsclog.h> 1909 PetscErrorCode PetscLogFlops(PetscLogDouble f) 1910 1911 Not Collective 1912 1913 Input Parameter: 1914 . f - flop counter 1915 1916 1917 Usage: 1918 .vb 1919 PetscLogEvent USER_EVENT; 1920 PetscLogEventRegister("User event",0,&USER_EVENT); 1921 PetscLogEventBegin(USER_EVENT,0,0,0,0); 1922 [code segment to monitor] 1923 PetscLogFlops(user_flops) 1924 PetscLogEventEnd(USER_EVENT,0,0,0,0); 1925 .ve 1926 1927 Notes: 1928 A global counter logs all PETSc flop counts. The user can use 1929 PetscLogFlops() to increment this counter to include flops for the 1930 application code. 1931 1932 PETSc automatically logs library events if the code has been 1933 compiled with -DPETSC_USE_LOG (which is the default), and -log, 1934 -log_summary, or -log_all are specified. PetscLogFlops() is 1935 intended for logging user flops to supplement this PETSc 1936 information. 1937 1938 Level: intermediate 1939 1940 .seealso: PetscLogEventRegister(), PetscLogEventBegin(), PetscLogEventEnd(), PetscGetFlops() 1941 1942 .keywords: log, flops, floating point operations 1943 M*/ 1944 1945 /*MC 1946 PetscPreLoadBegin - Begin a segment of code that may be preloaded (run twice) 1947 to get accurate timings 1948 1949 Synopsis: 1950 #include <petsclog.h> 1951 void PetscPreLoadBegin(PetscBool flag,char *name); 1952 1953 Not Collective 1954 1955 Input Parameter: 1956 + flag - PETSC_TRUE to run twice, PETSC_FALSE to run once, may be overridden 1957 with command line option -preload true or -preload false 1958 - name - name of first stage (lines of code timed separately with -log_summary) to 1959 be preloaded 1960 1961 Usage: 1962 .vb 1963 PetscPreLoadBegin(PETSC_TRUE,"first stage); 1964 lines of code 1965 PetscPreLoadStage("second stage"); 1966 lines of code 1967 PetscPreLoadEnd(); 1968 .ve 1969 1970 Notes: Only works in C/C++, not Fortran 1971 1972 Flags available within the macro. 1973 + PetscPreLoadingUsed - true if we are or have done preloading 1974 . PetscPreLoadingOn - true if it is CURRENTLY doing preload 1975 . PetscPreLoadIt - 0 for the first computation (with preloading turned off it is only 0) 1 for the second 1976 - PetscPreLoadMax - number of times it will do the computation, only one when preloading is turned on 1977 The first two variables are available throughout the program, the second two only between the PetscPreLoadBegin() 1978 and PetscPreLoadEnd() 1979 1980 Level: intermediate 1981 1982 .seealso: PetscLogEventRegister(), PetscLogEventBegin(), PetscLogEventEnd(), PetscPreLoadEnd(), PetscPreLoadStage() 1983 1984 Concepts: preloading 1985 Concepts: timing^accurate 1986 Concepts: paging^eliminating effects of 1987 1988 1989 M*/ 1990 1991 /*MC 1992 PetscPreLoadEnd - End a segment of code that may be preloaded (run twice) 1993 to get accurate timings 1994 1995 Synopsis: 1996 #include <petsclog.h> 1997 void PetscPreLoadEnd(void); 1998 1999 Not Collective 2000 2001 Usage: 2002 .vb 2003 PetscPreLoadBegin(PETSC_TRUE,"first stage); 2004 lines of code 2005 PetscPreLoadStage("second stage"); 2006 lines of code 2007 PetscPreLoadEnd(); 2008 .ve 2009 2010 Notes: only works in C/C++ not fortran 2011 2012 Level: intermediate 2013 2014 .seealso: PetscLogEventRegister(), PetscLogEventBegin(), PetscLogEventEnd(), PetscPreLoadBegin(), PetscPreLoadStage() 2015 2016 M*/ 2017 2018 /*MC 2019 PetscPreLoadStage - Start a new segment of code to be timed separately. 2020 to get accurate timings 2021 2022 Synopsis: 2023 #include <petsclog.h> 2024 void PetscPreLoadStage(char *name); 2025 2026 Not Collective 2027 2028 Usage: 2029 .vb 2030 PetscPreLoadBegin(PETSC_TRUE,"first stage); 2031 lines of code 2032 PetscPreLoadStage("second stage"); 2033 lines of code 2034 PetscPreLoadEnd(); 2035 .ve 2036 2037 Notes: only works in C/C++ not fortran 2038 2039 Level: intermediate 2040 2041 .seealso: PetscLogEventRegister(), PetscLogEventBegin(), PetscLogEventEnd(), PetscPreLoadBegin(), PetscPreLoadEnd() 2042 2043 M*/ 2044 2045 2046 #else /* end of -DPETSC_USE_LOG section */ 2047 2048 #undef __FUNCT__ 2049 #define __FUNCT__ "PetscLogObjectState" 2050 PetscErrorCode PetscLogObjectState(PetscObject obj, const char format[], ...) 2051 { 2052 PetscFunctionBegin; 2053 PetscFunctionReturn(0); 2054 } 2055 2056 #endif /* PETSC_USE_LOG*/ 2057 2058 2059 PetscClassId PETSC_LARGEST_CLASSID = PETSC_SMALLEST_CLASSID; 2060 PetscClassId PETSC_OBJECT_CLASSID = 0; 2061 2062 #undef __FUNCT__ 2063 #define __FUNCT__ "PetscClassIdRegister" 2064 /*@C 2065 PetscClassIdRegister - Registers a new class name for objects and logging operations in an application code. 2066 2067 Not Collective 2068 2069 Input Parameter: 2070 . name - The class name 2071 2072 Output Parameter: 2073 . oclass - The class id or classid 2074 2075 Level: developer 2076 2077 .keywords: log, class, register 2078 2079 @*/ 2080 PetscErrorCode PetscClassIdRegister(const char name[],PetscClassId *oclass) 2081 { 2082 #if defined(PETSC_USE_LOG) 2083 PetscStageLog stageLog; 2084 PetscInt stage; 2085 PetscErrorCode ierr; 2086 #endif 2087 2088 PetscFunctionBegin; 2089 *oclass = ++PETSC_LARGEST_CLASSID; 2090 #if defined(PETSC_USE_LOG) 2091 ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); 2092 ierr = PetscClassRegLogRegister(stageLog->classLog, name, *oclass);CHKERRQ(ierr); 2093 for (stage = 0; stage < stageLog->numStages; stage++) { 2094 ierr = ClassPerfLogEnsureSize(stageLog->stageInfo[stage].classLog, stageLog->classLog->numClasses);CHKERRQ(ierr); 2095 } 2096 #endif 2097 PetscFunctionReturn(0); 2098 } 2099 2100 #if defined(PETSC_USE_LOG) && defined(PETSC_HAVE_MPE) 2101 #include <mpe.h> 2102 2103 PetscBool PetscBeganMPE = PETSC_FALSE; 2104 2105 PETSC_INTERN PetscErrorCode PetscLogEventBeginMPE(PetscLogEvent,int,PetscObject,PetscObject,PetscObject,PetscObject); 2106 PETSC_INTERN PetscErrorCode PetscLogEventEndMPE(PetscLogEvent,int,PetscObject,PetscObject,PetscObject,PetscObject); 2107 2108 #undef __FUNCT__ 2109 #define __FUNCT__ "PetscLogMPEBegin" 2110 /*@C 2111 PetscLogMPEBegin - Turns on MPE logging of events. This creates large log files 2112 and slows the program down. 2113 2114 Collective over PETSC_COMM_WORLD 2115 2116 Options Database Keys: 2117 . -log_mpe - Prints extensive log information (for code compiled with PETSC_USE_LOG) 2118 2119 Notes: 2120 A related routine is PetscLogBegin() (with the options key -log_summary), which is 2121 intended for production runs since it logs only flop rates and object 2122 creation (and should not significantly slow the programs). 2123 2124 Level: advanced 2125 2126 Concepts: logging^MPE 2127 Concepts: logging^message passing 2128 2129 .seealso: PetscLogDump(), PetscLogBegin(), PetscLogAllBegin(), PetscLogEventActivate(), 2130 PetscLogEventDeactivate() 2131 @*/ 2132 PetscErrorCode PetscLogMPEBegin(void) 2133 { 2134 PetscErrorCode ierr; 2135 2136 PetscFunctionBegin; 2137 /* Do MPE initialization */ 2138 if (!MPE_Initialized_logging()) { /* This function exists in mpich 1.1.2 and higher */ 2139 ierr = PetscInfo(0,"Initializing MPE.\n");CHKERRQ(ierr); 2140 ierr = MPE_Init_log();CHKERRQ(ierr); 2141 2142 PetscBeganMPE = PETSC_TRUE; 2143 } else { 2144 ierr = PetscInfo(0,"MPE already initialized. Not attempting to reinitialize.\n");CHKERRQ(ierr); 2145 } 2146 ierr = PetscLogSet(PetscLogEventBeginMPE, PetscLogEventEndMPE);CHKERRQ(ierr); 2147 PetscFunctionReturn(0); 2148 } 2149 2150 #undef __FUNCT__ 2151 #define __FUNCT__ "PetscLogMPEDump" 2152 /*@C 2153 PetscLogMPEDump - Dumps the MPE logging info to file for later use with Jumpshot. 2154 2155 Collective over PETSC_COMM_WORLD 2156 2157 Level: advanced 2158 2159 .seealso: PetscLogDump(), PetscLogAllBegin(), PetscLogMPEBegin() 2160 @*/ 2161 PetscErrorCode PetscLogMPEDump(const char sname[]) 2162 { 2163 char name[PETSC_MAX_PATH_LEN]; 2164 PetscErrorCode ierr; 2165 2166 PetscFunctionBegin; 2167 if (PetscBeganMPE) { 2168 ierr = PetscInfo(0,"Finalizing MPE.\n");CHKERRQ(ierr); 2169 if (sname) { 2170 ierr = PetscStrcpy(name,sname);CHKERRQ(ierr); 2171 } else { 2172 ierr = PetscGetProgramName(name,PETSC_MAX_PATH_LEN);CHKERRQ(ierr); 2173 } 2174 ierr = MPE_Finish_log(name);CHKERRQ(ierr); 2175 } else { 2176 ierr = PetscInfo(0,"Not finalizing MPE (not started by PETSc).\n");CHKERRQ(ierr); 2177 } 2178 PetscFunctionReturn(0); 2179 } 2180 2181 #define PETSC_RGB_COLORS_MAX 39 2182 static const char *PetscLogMPERGBColors[PETSC_RGB_COLORS_MAX] = { 2183 "OliveDrab: ", 2184 "BlueViolet: ", 2185 "CadetBlue: ", 2186 "CornflowerBlue: ", 2187 "DarkGoldenrod: ", 2188 "DarkGreen: ", 2189 "DarkKhaki: ", 2190 "DarkOliveGreen: ", 2191 "DarkOrange: ", 2192 "DarkOrchid: ", 2193 "DarkSeaGreen: ", 2194 "DarkSlateGray: ", 2195 "DarkTurquoise: ", 2196 "DeepPink: ", 2197 "DarkKhaki: ", 2198 "DimGray: ", 2199 "DodgerBlue: ", 2200 "GreenYellow: ", 2201 "HotPink: ", 2202 "IndianRed: ", 2203 "LavenderBlush: ", 2204 "LawnGreen: ", 2205 "LemonChiffon: ", 2206 "LightCoral: ", 2207 "LightCyan: ", 2208 "LightPink: ", 2209 "LightSalmon: ", 2210 "LightSlateGray: ", 2211 "LightYellow: ", 2212 "LimeGreen: ", 2213 "MediumPurple: ", 2214 "MediumSeaGreen: ", 2215 "MediumSlateBlue:", 2216 "MidnightBlue: ", 2217 "MintCream: ", 2218 "MistyRose: ", 2219 "NavajoWhite: ", 2220 "NavyBlue: ", 2221 "OliveDrab: " 2222 }; 2223 2224 #undef __FUNCT__ 2225 #define __FUNCT__ "PetscLogMPEGetRGBColor" 2226 /*@C 2227 PetscLogMPEGetRGBColor - This routine returns a rgb color useable with PetscLogEventRegister() 2228 2229 Not collective. Maybe it should be? 2230 2231 Output Parameter 2232 . str - character string representing the color 2233 2234 Level: developer 2235 2236 .keywords: log, mpe , color 2237 .seealso: PetscLogEventRegister 2238 @*/ 2239 PetscErrorCode PetscLogMPEGetRGBColor(const char *str[]) 2240 { 2241 static int idx = 0; 2242 2243 PetscFunctionBegin; 2244 *str = PetscLogMPERGBColors[idx]; 2245 idx = (idx + 1)% PETSC_RGB_COLORS_MAX; 2246 PetscFunctionReturn(0); 2247 } 2248 2249 #endif /* PETSC_USE_LOG && PETSC_HAVE_MPE */ 2250