/* PETSc code to log object creation and destruction and PETSc events. This provides the public API used by the rest of PETSc and by users. These routines use a private API that is not used elsewhere in PETSc and is not accessible to users. The private API is defined in logimpl.h and the utils directory. */ #include /*I "petscsys.h" I*/ #include #include PetscErrorCode PetscLogObjectParent(PetscObject p,PetscObject c) { if (!c || !p) return 0; c->parent = p; c->parentid = p->id; return 0; } /*@C PetscLogObjectMemory - Adds to an object a count of additional amount of memory that is used by the object. Not collective. Input Parameters: + obj - the PETSc object - mem - the amount of memory that is being added to the object Level: developer Developer Notes: Currently we do not always do a good job of associating all memory allocations with an object. .seealso: PetscFinalize(), PetscInitializeFortran(), PetscGetArgs(), PetscInitializeNoArguments() @*/ PetscErrorCode PetscLogObjectMemory(PetscObject p,PetscLogDouble m) { if (!p) return 0; p->mem += m; return 0; } PetscLogEvent PETSC_LARGEST_EVENT = PETSC_EVENT; #if defined(PETSC_USE_LOG) #include #include /* used in the MPI_XXX() count macros in petsclog.h */ /* Action and object logging variables */ Action *petsc_actions = NULL; Object *petsc_objects = NULL; PetscBool petsc_logActions = PETSC_FALSE; PetscBool petsc_logObjects = PETSC_FALSE; int petsc_numActions = 0, petsc_maxActions = 100; int petsc_numObjects = 0, petsc_maxObjects = 100; int petsc_numObjectsDestroyed = 0; /* Global counters */ PetscLogDouble petsc_BaseTime = 0.0; PetscLogDouble petsc_TotalFlops = 0.0; /* The number of flops */ PetscLogDouble petsc_tmp_flops = 0.0; /* The incremental number of flops */ PetscLogDouble petsc_send_ct = 0.0; /* The number of sends */ PetscLogDouble petsc_recv_ct = 0.0; /* The number of receives */ PetscLogDouble petsc_send_len = 0.0; /* The total length of all sent messages */ PetscLogDouble petsc_recv_len = 0.0; /* The total length of all received messages */ PetscLogDouble petsc_isend_ct = 0.0; /* The number of immediate sends */ PetscLogDouble petsc_irecv_ct = 0.0; /* The number of immediate receives */ PetscLogDouble petsc_isend_len = 0.0; /* The total length of all immediate send messages */ PetscLogDouble petsc_irecv_len = 0.0; /* The total length of all immediate receive messages */ PetscLogDouble petsc_wait_ct = 0.0; /* The number of waits */ PetscLogDouble petsc_wait_any_ct = 0.0; /* The number of anywaits */ PetscLogDouble petsc_wait_all_ct = 0.0; /* The number of waitalls */ PetscLogDouble petsc_sum_of_waits_ct = 0.0; /* The total number of waits */ PetscLogDouble petsc_allreduce_ct = 0.0; /* The number of reductions */ PetscLogDouble petsc_gather_ct = 0.0; /* The number of gathers and gathervs */ PetscLogDouble petsc_scatter_ct = 0.0; /* The number of scatters and scattervs */ #if defined(PETSC_HAVE_DEVICE) PetscLogDouble petsc_ctog_ct = 0.0; /* The total number of CPU to GPU copies */ PetscLogDouble petsc_gtoc_ct = 0.0; /* The total number of GPU to CPU copies */ PetscLogDouble petsc_ctog_sz = 0.0; /* The total size of CPU to GPU copies */ PetscLogDouble petsc_gtoc_sz = 0.0; /* The total size of GPU to CPU copies */ PetscLogDouble petsc_ctog_ct_scalar = 0.0; /* The total number of CPU to GPU copies */ PetscLogDouble petsc_gtoc_ct_scalar = 0.0; /* The total number of GPU to CPU copies */ PetscLogDouble petsc_ctog_sz_scalar = 0.0; /* The total size of CPU to GPU copies */ PetscLogDouble petsc_gtoc_sz_scalar = 0.0; /* The total size of GPU to CPU copies */ PetscLogDouble petsc_gflops = 0.0; /* The flops done on a GPU */ PetscLogDouble petsc_gtime = 0.0; /* The time spent on a GPU */ #if defined(PETSC_USE_DEBUG) PetscBool petsc_gtime_inuse = PETSC_FALSE; #endif #endif /* Logging functions */ PetscErrorCode (*PetscLogPHC)(PetscObject) = NULL; PetscErrorCode (*PetscLogPHD)(PetscObject) = NULL; PetscErrorCode (*PetscLogPLB)(PetscLogEvent, int, PetscObject, PetscObject, PetscObject, PetscObject) = NULL; PetscErrorCode (*PetscLogPLE)(PetscLogEvent, int, PetscObject, PetscObject, PetscObject, PetscObject) = NULL; /* Tracing event logging variables */ FILE *petsc_tracefile = NULL; int petsc_tracelevel = 0; const char *petsc_traceblanks = " "; char petsc_tracespace[128] = " "; PetscLogDouble petsc_tracetime = 0.0; static PetscBool PetscLogInitializeCalled = PETSC_FALSE; PETSC_INTERN PetscErrorCode PetscLogInitialize(void) { int stage; PetscBool opt; PetscErrorCode ierr; PetscFunctionBegin; if (PetscLogInitializeCalled) PetscFunctionReturn(0); PetscLogInitializeCalled = PETSC_TRUE; ierr = PetscOptionsHasName(NULL,NULL, "-log_exclude_actions", &opt);CHKERRQ(ierr); if (opt) petsc_logActions = PETSC_FALSE; ierr = PetscOptionsHasName(NULL,NULL, "-log_exclude_objects", &opt);CHKERRQ(ierr); if (opt) petsc_logObjects = PETSC_FALSE; if (petsc_logActions) { ierr = PetscMalloc1(petsc_maxActions, &petsc_actions);CHKERRQ(ierr); } if (petsc_logObjects) { ierr = PetscMalloc1(petsc_maxObjects, &petsc_objects);CHKERRQ(ierr); } PetscLogPHC = PetscLogObjCreateDefault; PetscLogPHD = PetscLogObjDestroyDefault; /* Setup default logging structures */ ierr = PetscStageLogCreate(&petsc_stageLog);CHKERRQ(ierr); ierr = PetscStageLogRegister(petsc_stageLog, "Main Stage", &stage);CHKERRQ(ierr); /* All processors sync here for more consistent logging */ ierr = MPI_Barrier(PETSC_COMM_WORLD);CHKERRMPI(ierr); PetscTime(&petsc_BaseTime); ierr = PetscLogStagePush(stage);CHKERRQ(ierr); PetscFunctionReturn(0); } PETSC_INTERN PetscErrorCode PetscLogFinalize(void) { PetscStageLog stageLog; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscFree(petsc_actions);CHKERRQ(ierr); ierr = PetscFree(petsc_objects);CHKERRQ(ierr); ierr = PetscLogNestedEnd();CHKERRQ(ierr); ierr = PetscLogSet(NULL, NULL);CHKERRQ(ierr); /* Resetting phase */ ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogDestroy(stageLog);CHKERRQ(ierr); petsc_TotalFlops = 0.0; petsc_numActions = 0; petsc_numObjects = 0; petsc_numObjectsDestroyed = 0; petsc_maxActions = 100; petsc_maxObjects = 100; petsc_actions = NULL; petsc_objects = NULL; petsc_logActions = PETSC_FALSE; petsc_logObjects = PETSC_FALSE; petsc_BaseTime = 0.0; petsc_TotalFlops = 0.0; petsc_tmp_flops = 0.0; petsc_send_ct = 0.0; petsc_recv_ct = 0.0; petsc_send_len = 0.0; petsc_recv_len = 0.0; petsc_isend_ct = 0.0; petsc_irecv_ct = 0.0; petsc_isend_len = 0.0; petsc_irecv_len = 0.0; petsc_wait_ct = 0.0; petsc_wait_any_ct = 0.0; petsc_wait_all_ct = 0.0; petsc_sum_of_waits_ct = 0.0; petsc_allreduce_ct = 0.0; petsc_gather_ct = 0.0; petsc_scatter_ct = 0.0; #if defined(PETSC_HAVE_DEVICE) petsc_ctog_ct = 0.0; petsc_gtoc_ct = 0.0; petsc_ctog_sz = 0.0; petsc_gtoc_sz = 0.0; petsc_gflops = 0.0; petsc_gtime = 0.0; #endif PETSC_LARGEST_EVENT = PETSC_EVENT; PetscLogPHC = NULL; PetscLogPHD = NULL; petsc_tracefile = NULL; petsc_tracelevel = 0; petsc_traceblanks = " "; petsc_tracespace[0] = ' '; petsc_tracespace[1] = 0; petsc_tracetime = 0.0; PETSC_LARGEST_CLASSID = PETSC_SMALLEST_CLASSID; PETSC_OBJECT_CLASSID = 0; petsc_stageLog = NULL; PetscLogInitializeCalled = PETSC_FALSE; PetscFunctionReturn(0); } /*@C PetscLogSet - Sets the logging functions called at the beginning and ending of every event. Not Collective Input Parameters: + b - The function called at beginning of event - e - The function called at end of event Level: developer .seealso: PetscLogDump(), PetscLogDefaultBegin(), PetscLogAllBegin(), PetscLogTraceBegin() @*/ PetscErrorCode PetscLogSet(PetscErrorCode (*b)(PetscLogEvent, int, PetscObject, PetscObject, PetscObject, PetscObject), PetscErrorCode (*e)(PetscLogEvent, int, PetscObject, PetscObject, PetscObject, PetscObject)) { PetscFunctionBegin; PetscLogPLB = b; PetscLogPLE = e; PetscFunctionReturn(0); } /*@C PetscLogDefaultBegin - Turns on logging of objects and events. This logs flop rates and object creation and should not slow programs down too much. This routine may be called more than once. Logically Collective over PETSC_COMM_WORLD Options Database Keys: . -log_view [viewertype:filename:viewerformat] - Prints summary of flop and timing information to the screen (for code configured with --with-log=1 (which is the default)) Usage: .vb PetscInitialize(...); PetscLogDefaultBegin(); ... code ... PetscLogView(viewer); or PetscLogDump(); PetscFinalize(); .ve Notes: PetscLogView(viewer) or PetscLogDump() actually cause the printing of the logging information. Level: advanced .seealso: PetscLogDump(), PetscLogAllBegin(), PetscLogView(), PetscLogTraceBegin() @*/ PetscErrorCode PetscLogDefaultBegin(void) { PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogSet(PetscLogEventBeginDefault, PetscLogEventEndDefault);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@C PetscLogAllBegin - Turns on extensive logging of objects and events. Logs all events. This creates large log files and slows the program down. Logically Collective on PETSC_COMM_WORLD Options Database Keys: . -log_all - Prints extensive log information Usage: .vb PetscInitialize(...); PetscLogAllBegin(); ... code ... PetscLogDump(filename); PetscFinalize(); .ve Notes: A related routine is PetscLogDefaultBegin() (with the options key -log), which is intended for production runs since it logs only flop rates and object creation (and shouldn't significantly slow the programs). Level: advanced .seealso: PetscLogDump(), PetscLogDefaultBegin(), PetscLogTraceBegin() @*/ PetscErrorCode PetscLogAllBegin(void) { PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogSet(PetscLogEventBeginComplete, PetscLogEventEndComplete);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@C PetscLogTraceBegin - Activates trace logging. Every time a PETSc event begins or ends, the event name is printed. Logically Collective on PETSC_COMM_WORLD Input Parameter: . file - The file to print trace in (e.g. stdout) Options Database Key: . -log_trace [filename] - Activates PetscLogTraceBegin() Notes: PetscLogTraceBegin() prints the processor number, the execution time (sec), then "Event begin:" or "Event end:" followed by the event name. PetscLogTraceBegin() allows tracing of all PETSc calls, which is useful to determine where a program is hanging without running in the debugger. Can be used in conjunction with the -info option. Level: intermediate .seealso: PetscLogDump(), PetscLogAllBegin(), PetscLogView(), PetscLogDefaultBegin() @*/ PetscErrorCode PetscLogTraceBegin(FILE *file) { PetscErrorCode ierr; PetscFunctionBegin; petsc_tracefile = file; ierr = PetscLogSet(PetscLogEventBeginTrace, PetscLogEventEndTrace);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@ PetscLogActions - Determines whether actions are logged for the graphical viewer. Not Collective Input Parameter: . flag - PETSC_TRUE if actions are to be logged Level: intermediate Note: Logging of actions continues to consume more memory as the program runs. Long running programs should consider turning this feature off. Options Database Keys: . -log_exclude_actions - Turns off actions logging .seealso: PetscLogStagePush(), PetscLogStagePop() @*/ PetscErrorCode PetscLogActions(PetscBool flag) { PetscFunctionBegin; petsc_logActions = flag; PetscFunctionReturn(0); } /*@ PetscLogObjects - Determines whether objects are logged for the graphical viewer. Not Collective Input Parameter: . flag - PETSC_TRUE if objects are to be logged Level: intermediate Note: Logging of objects continues to consume more memory as the program runs. Long running programs should consider turning this feature off. Options Database Keys: . -log_exclude_objects - Turns off objects logging .seealso: PetscLogStagePush(), PetscLogStagePop() @*/ PetscErrorCode PetscLogObjects(PetscBool flag) { PetscFunctionBegin; petsc_logObjects = flag; PetscFunctionReturn(0); } /*------------------------------------------------ Stage Functions --------------------------------------------------*/ /*@C PetscLogStageRegister - Attaches a character string name to a logging stage. Not Collective Input Parameter: . sname - The name to associate with that stage Output Parameter: . stage - The stage number Level: intermediate .seealso: PetscLogStagePush(), PetscLogStagePop() @*/ PetscErrorCode PetscLogStageRegister(const char sname[],PetscLogStage *stage) { PetscStageLog stageLog; PetscLogEvent event; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogRegister(stageLog, sname, stage);CHKERRQ(ierr); /* Copy events already changed in the main stage, this sucks */ ierr = PetscEventPerfLogEnsureSize(stageLog->stageInfo[*stage].eventLog, stageLog->eventLog->numEvents);CHKERRQ(ierr); for (event = 0; event < stageLog->eventLog->numEvents; event++) { ierr = PetscEventPerfInfoCopy(&stageLog->stageInfo[0].eventLog->eventInfo[event],&stageLog->stageInfo[*stage].eventLog->eventInfo[event]);CHKERRQ(ierr); } ierr = PetscClassPerfLogEnsureSize(stageLog->stageInfo[*stage].classLog, stageLog->classLog->numClasses);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@C PetscLogStagePush - This function pushes a stage on the stack. Not Collective Input Parameter: . stage - The stage on which to log Usage: If the option -log_sumary is used to run the program containing the following code, then 2 sets of summary data will be printed during PetscFinalize(). .vb PetscInitialize(int *argc,char ***args,0,0); [stage 0 of code] PetscLogStagePush(1); [stage 1 of code] PetscLogStagePop(); PetscBarrier(...); [more stage 0 of code] PetscFinalize(); .ve Notes: Use PetscLogStageRegister() to register a stage. Level: intermediate .seealso: PetscLogStagePop(), PetscLogStageRegister(), PetscBarrier() @*/ PetscErrorCode PetscLogStagePush(PetscLogStage stage) { PetscStageLog stageLog; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogPush(stageLog, stage);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@C PetscLogStagePop - This function pops a stage from the stack. Not Collective Usage: If the option -log_sumary is used to run the program containing the following code, then 2 sets of summary data will be printed during PetscFinalize(). .vb PetscInitialize(int *argc,char ***args,0,0); [stage 0 of code] PetscLogStagePush(1); [stage 1 of code] PetscLogStagePop(); PetscBarrier(...); [more stage 0 of code] PetscFinalize(); .ve Notes: Use PetscLogStageRegister() to register a stage. Level: intermediate .seealso: PetscLogStagePush(), PetscLogStageRegister(), PetscBarrier() @*/ PetscErrorCode PetscLogStagePop(void) { PetscStageLog stageLog; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogPop(stageLog);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@ PetscLogStageSetActive - Determines stage activity for PetscLogEventBegin() and PetscLogEventEnd(). Not Collective Input Parameters: + stage - The stage - isActive - The activity flag, PETSC_TRUE for logging, else PETSC_FALSE (defaults to PETSC_TRUE) Level: intermediate .seealso: PetscLogStagePush(), PetscLogStagePop(), PetscLogEventBegin(), PetscLogEventEnd(), PetscPreLoadBegin(), PetscPreLoadEnd(), PetscPreLoadStage() @*/ PetscErrorCode PetscLogStageSetActive(PetscLogStage stage, PetscBool isActive) { PetscStageLog stageLog; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogSetActive(stageLog, stage, isActive);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@ PetscLogStageGetActive - Returns stage activity for PetscLogEventBegin() and PetscLogEventEnd(). Not Collective Input Parameter: . stage - The stage Output Parameter: . isActive - The activity flag, PETSC_TRUE for logging, else PETSC_FALSE (defaults to PETSC_TRUE) Level: intermediate .seealso: PetscLogStagePush(), PetscLogStagePop(), PetscLogEventBegin(), PetscLogEventEnd(), PetscPreLoadBegin(), PetscPreLoadEnd(), PetscPreLoadStage() @*/ PetscErrorCode PetscLogStageGetActive(PetscLogStage stage, PetscBool *isActive) { PetscStageLog stageLog; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogGetActive(stageLog, stage, isActive);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@ PetscLogStageSetVisible - Determines stage visibility in PetscLogView() Not Collective Input Parameters: + stage - The stage - isVisible - The visibility flag, PETSC_TRUE to print, else PETSC_FALSE (defaults to PETSC_TRUE) Level: intermediate .seealso: PetscLogStagePush(), PetscLogStagePop(), PetscLogView() @*/ PetscErrorCode PetscLogStageSetVisible(PetscLogStage stage, PetscBool isVisible) { PetscStageLog stageLog; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogSetVisible(stageLog, stage, isVisible);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@ PetscLogStageGetVisible - Returns stage visibility in PetscLogView() Not Collective Input Parameter: . stage - The stage Output Parameter: . isVisible - The visibility flag, PETSC_TRUE to print, else PETSC_FALSE (defaults to PETSC_TRUE) Level: intermediate .seealso: PetscLogStagePush(), PetscLogStagePop(), PetscLogView() @*/ PetscErrorCode PetscLogStageGetVisible(PetscLogStage stage, PetscBool *isVisible) { PetscStageLog stageLog; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogGetVisible(stageLog, stage, isVisible);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@C PetscLogStageGetId - Returns the stage id when given the stage name. Not Collective Input Parameter: . name - The stage name Output Parameter: . stage - The stage, , or -1 if no stage with that name exists Level: intermediate .seealso: PetscLogStagePush(), PetscLogStagePop(), PetscPreLoadBegin(), PetscPreLoadEnd(), PetscPreLoadStage() @*/ PetscErrorCode PetscLogStageGetId(const char name[], PetscLogStage *stage) { PetscStageLog stageLog; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogGetStage(stageLog, name, stage);CHKERRQ(ierr); PetscFunctionReturn(0); } /*------------------------------------------------ Event Functions --------------------------------------------------*/ /*@C PetscLogEventRegister - Registers an event name for logging operations in an application code. Not Collective Input Parameters: + name - The name associated with the event - classid - The classid associated to the class for this event, obtain either with PetscClassIdRegister() or use a predefined one such as KSP_CLASSID, SNES_CLASSID, the predefined ones are only available in C code Output Parameter: . event - The event id for use with PetscLogEventBegin() and PetscLogEventEnd(). Example of Usage: .vb PetscLogEvent USER_EVENT; PetscClassId classid; PetscLogDouble user_event_flops; PetscClassIdRegister("class name",&classid); PetscLogEventRegister("User event name",classid,&USER_EVENT); PetscLogEventBegin(USER_EVENT,0,0,0,0); [code segment to monitor] PetscLogFlops(user_event_flops); PetscLogEventEnd(USER_EVENT,0,0,0,0); .ve Notes: PETSc automatically logs library events if the code has been configured with --with-log (which is the default) and -log_view or -log_all is specified. PetscLogEventRegister() is intended for logging user events to supplement this PETSc information. PETSc can gather data for use with the utilities Jumpshot (part of the MPICH distribution). If PETSc has been compiled with flag -DPETSC_HAVE_MPE (MPE is an additional utility within MPICH), the user can employ another command line option, -log_mpe, to create a logfile, "mpe.log", which can be visualized Jumpshot. The classid is associated with each event so that classes of events can be disabled simultaneously, such as all matrix events. The user can either use an existing classid, such as MAT_CLASSID, or create their own as shown in the example. If an existing event with the same name exists, its event handle is returned instead of creating a new event. Level: intermediate .seealso: PetscLogEventBegin(), PetscLogEventEnd(), PetscLogFlops(), PetscLogEventActivate(), PetscLogEventDeactivate(), PetscClassIdRegister() @*/ PetscErrorCode PetscLogEventRegister(const char name[],PetscClassId classid,PetscLogEvent *event) { PetscStageLog stageLog; int stage; PetscErrorCode ierr; PetscFunctionBegin; *event = PETSC_DECIDE; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscEventRegLogGetEvent(stageLog->eventLog, name, event);CHKERRQ(ierr); if (*event > 0) PetscFunctionReturn(0); ierr = PetscEventRegLogRegister(stageLog->eventLog, name, classid, event);CHKERRQ(ierr); for (stage = 0; stage < stageLog->numStages; stage++) { ierr = PetscEventPerfLogEnsureSize(stageLog->stageInfo[stage].eventLog, stageLog->eventLog->numEvents);CHKERRQ(ierr); ierr = PetscClassPerfLogEnsureSize(stageLog->stageInfo[stage].classLog, stageLog->classLog->numClasses);CHKERRQ(ierr); } PetscFunctionReturn(0); } /*@ PetscLogEventSetCollective - Indicates that a particular event is collective. Not Collective Input Parameters: + event - The event id - collective - Bolean flag indicating whether a particular event is collective Note: New events returned from PetscLogEventRegister() are collective by default. Level: developer .seealso: PetscLogEventRegister() @*/ PetscErrorCode PetscLogEventSetCollective(PetscLogEvent event,PetscBool collective) { PetscStageLog stageLog; PetscEventRegLog eventRegLog; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogGetEventRegLog(stageLog,&eventRegLog);CHKERRQ(ierr); if (event < 0 || event > eventRegLog->numEvents) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"Invalid event id"); eventRegLog->eventInfo[event].collective = collective; PetscFunctionReturn(0); } /*@ PetscLogEventIncludeClass - Activates event logging for a PETSc object class in every stage. Not Collective Input Parameter: . classid - The object class, for example MAT_CLASSID, SNES_CLASSID, etc. Level: developer .seealso: PetscLogEventActivateClass(),PetscLogEventDeactivateClass(),PetscLogEventActivate(),PetscLogEventDeactivate() @*/ PetscErrorCode PetscLogEventIncludeClass(PetscClassId classid) { PetscStageLog stageLog; int stage; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); for (stage = 0; stage < stageLog->numStages; stage++) { ierr = PetscEventPerfLogActivateClass(stageLog->stageInfo[stage].eventLog, stageLog->eventLog, classid);CHKERRQ(ierr); } PetscFunctionReturn(0); } /*@ PetscLogEventExcludeClass - Deactivates event logging for a PETSc object class in every stage. Not Collective Input Parameter: . classid - The object class, for example MAT_CLASSID, SNES_CLASSID, etc. Level: developer .seealso: PetscLogEventDeactivateClass(),PetscLogEventActivateClass(),PetscLogEventDeactivate(),PetscLogEventActivate() @*/ PetscErrorCode PetscLogEventExcludeClass(PetscClassId classid) { PetscStageLog stageLog; int stage; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); for (stage = 0; stage < stageLog->numStages; stage++) { ierr = PetscEventPerfLogDeactivateClass(stageLog->stageInfo[stage].eventLog, stageLog->eventLog, classid);CHKERRQ(ierr); } PetscFunctionReturn(0); } /*@ PetscLogEventActivate - Indicates that a particular event should be logged. Not Collective Input Parameter: . event - The event id Usage: .vb PetscLogEventDeactivate(VEC_SetValues); [code where you do not want to log VecSetValues()] PetscLogEventActivate(VEC_SetValues); [code where you do want to log VecSetValues()] .ve Note: The event may be either a pre-defined PETSc event (found in include/petsclog.h) or an event number obtained with PetscLogEventRegister(). Level: advanced .seealso: PlogEventDeactivate(), PlogEventDeactivatePush(), PetscLogEventDeactivatePop() @*/ PetscErrorCode PetscLogEventActivate(PetscLogEvent event) { PetscStageLog stageLog; int stage; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogGetCurrent(stageLog, &stage);CHKERRQ(ierr); ierr = PetscEventPerfLogActivate(stageLog->stageInfo[stage].eventLog, event);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@ PetscLogEventDeactivate - Indicates that a particular event should not be logged. Not Collective Input Parameter: . event - The event id Usage: .vb PetscLogEventDeactivate(VEC_SetValues); [code where you do not want to log VecSetValues()] PetscLogEventActivate(VEC_SetValues); [code where you do want to log VecSetValues()] .ve Note: The event may be either a pre-defined PETSc event (found in include/petsclog.h) or an event number obtained with PetscLogEventRegister()). Level: advanced .seealso: PetscLogEventActivate(), PetscLogEventDeactivatePush(), PetscLogEventDeactivatePop() @*/ PetscErrorCode PetscLogEventDeactivate(PetscLogEvent event) { PetscStageLog stageLog; int stage; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogGetCurrent(stageLog, &stage);CHKERRQ(ierr); ierr = PetscEventPerfLogDeactivate(stageLog->stageInfo[stage].eventLog, event);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@ PetscLogEventDeactivatePush - Indicates that a particular event should not be logged. Not Collective Input Parameter: . event - The event id Usage: .vb PetscLogEventDeactivatePush(VEC_SetValues); [code where you do not want to log VecSetValues()] PetscLogEventDeactivatePop(VEC_SetValues); [code where you do want to log VecSetValues()] .ve Note: The event may be either a pre-defined PETSc event (found in include/petsclog.h) or an event number obtained with PetscLogEventRegister()). Level: advanced .seealso: PetscLogEventActivate(), PetscLogEventDeactivatePop() @*/ PetscErrorCode PetscLogEventDeactivatePush(PetscLogEvent event) { PetscStageLog stageLog; int stage; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogGetCurrent(stageLog, &stage);CHKERRQ(ierr); ierr = PetscEventPerfLogDeactivatePush(stageLog->stageInfo[stage].eventLog, event);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@ PetscLogEventDeactivatePop - Indicates that a particular event shouldbe logged. Not Collective Input Parameter: . event - The event id Usage: .vb PetscLogEventDeactivatePush(VEC_SetValues); [code where you do not want to log VecSetValues()] PetscLogEventDeactivatePop(VEC_SetValues); [code where you do want to log VecSetValues()] .ve Note: The event may be either a pre-defined PETSc event (found in include/petsclog.h) or an event number obtained with PetscLogEventRegister()). Level: advanced .seealso: PetscLogEventActivate(), PetscLogEventDeactivatePush() @*/ PetscErrorCode PetscLogEventDeactivatePop(PetscLogEvent event) { PetscStageLog stageLog; int stage; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogGetCurrent(stageLog, &stage);CHKERRQ(ierr); ierr = PetscEventPerfLogDeactivatePop(stageLog->stageInfo[stage].eventLog, event);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@ PetscLogEventSetActiveAll - Sets the event activity in every stage. Not Collective Input Parameters: + event - The event id - isActive - The activity flag determining whether the event is logged Level: advanced .seealso: PlogEventActivate(),PlogEventDeactivate() @*/ PetscErrorCode PetscLogEventSetActiveAll(PetscLogEvent event, PetscBool isActive) { PetscStageLog stageLog; int stage; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); for (stage = 0; stage < stageLog->numStages; stage++) { if (isActive) { ierr = PetscEventPerfLogActivate(stageLog->stageInfo[stage].eventLog, event);CHKERRQ(ierr); } else { ierr = PetscEventPerfLogDeactivate(stageLog->stageInfo[stage].eventLog, event);CHKERRQ(ierr); } } PetscFunctionReturn(0); } /*@ PetscLogEventActivateClass - Activates event logging for a PETSc object class. Not Collective Input Parameter: . classid - The event class, for example MAT_CLASSID, SNES_CLASSID, etc. Level: developer .seealso: PetscLogEventDeactivateClass(),PetscLogEventActivate(),PetscLogEventDeactivate() @*/ PetscErrorCode PetscLogEventActivateClass(PetscClassId classid) { PetscStageLog stageLog; int stage; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogGetCurrent(stageLog, &stage);CHKERRQ(ierr); ierr = PetscEventPerfLogActivateClass(stageLog->stageInfo[stage].eventLog, stageLog->eventLog, classid);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@ PetscLogEventDeactivateClass - Deactivates event logging for a PETSc object class. Not Collective Input Parameter: . classid - The event class, for example MAT_CLASSID, SNES_CLASSID, etc. Level: developer .seealso: PetscLogEventActivateClass(),PetscLogEventActivate(),PetscLogEventDeactivate() @*/ PetscErrorCode PetscLogEventDeactivateClass(PetscClassId classid) { PetscStageLog stageLog; int stage; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogGetCurrent(stageLog, &stage);CHKERRQ(ierr); ierr = PetscEventPerfLogDeactivateClass(stageLog->stageInfo[stage].eventLog, stageLog->eventLog, classid);CHKERRQ(ierr); PetscFunctionReturn(0); } /*MC PetscLogEventSync - Synchronizes the beginning of a user event. Synopsis: #include PetscErrorCode PetscLogEventSync(int e,MPI_Comm comm) Collective Input Parameters: + e - integer associated with the event obtained from PetscLogEventRegister() - comm - an MPI communicator Usage: .vb PetscLogEvent USER_EVENT; PetscLogEventRegister("User event",0,&USER_EVENT); PetscLogEventSync(USER_EVENT,PETSC_COMM_WORLD); PetscLogEventBegin(USER_EVENT,0,0,0,0); [code segment to monitor] PetscLogEventEnd(USER_EVENT,0,0,0,0); .ve Notes: This routine should be called only if there is not a PetscObject available to pass to PetscLogEventBegin(). Level: developer .seealso: PetscLogEventRegister(), PetscLogEventBegin(), PetscLogEventEnd() M*/ /*MC PetscLogEventBegin - Logs the beginning of a user event. Synopsis: #include PetscErrorCode PetscLogEventBegin(int e,PetscObject o1,PetscObject o2,PetscObject o3,PetscObject o4) Not Collective Input Parameters: + e - integer associated with the event obtained from PetscLogEventRegister() - o1,o2,o3,o4 - objects associated with the event, or 0 Fortran Synopsis: void PetscLogEventBegin(int e,PetscErrorCode ierr) Usage: .vb PetscLogEvent USER_EVENT; PetscLogDouble user_event_flops; PetscLogEventRegister("User event",0,&USER_EVENT); PetscLogEventBegin(USER_EVENT,0,0,0,0); [code segment to monitor] PetscLogFlops(user_event_flops); PetscLogEventEnd(USER_EVENT,0,0,0,0); .ve Notes: You need to register each integer event with the command PetscLogEventRegister(). Level: intermediate .seealso: PetscLogEventRegister(), PetscLogEventEnd(), PetscLogFlops() M*/ /*MC PetscLogEventEnd - Log the end of a user event. Synopsis: #include PetscErrorCode PetscLogEventEnd(int e,PetscObject o1,PetscObject o2,PetscObject o3,PetscObject o4) Not Collective Input Parameters: + e - integer associated with the event obtained with PetscLogEventRegister() - o1,o2,o3,o4 - objects associated with the event, or 0 Fortran Synopsis: void PetscLogEventEnd(int e,PetscErrorCode ierr) Usage: .vb PetscLogEvent USER_EVENT; PetscLogDouble user_event_flops; PetscLogEventRegister("User event",0,&USER_EVENT,); PetscLogEventBegin(USER_EVENT,0,0,0,0); [code segment to monitor] PetscLogFlops(user_event_flops); PetscLogEventEnd(USER_EVENT,0,0,0,0); .ve Notes: You should also register each additional integer event with the command PetscLogEventRegister(). Level: intermediate .seealso: PetscLogEventRegister(), PetscLogEventBegin(), PetscLogFlops() M*/ /*@C PetscLogEventGetId - Returns the event id when given the event name. Not Collective Input Parameter: . name - The event name Output Parameter: . event - The event, or -1 if no event with that name exists Level: intermediate .seealso: PetscLogEventBegin(), PetscLogEventEnd(), PetscLogStageGetId() @*/ PetscErrorCode PetscLogEventGetId(const char name[], PetscLogEvent *event) { PetscStageLog stageLog; PetscErrorCode ierr; PetscFunctionBegin; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscEventRegLogGetEvent(stageLog->eventLog, name, event);CHKERRQ(ierr); PetscFunctionReturn(0); } /*------------------------------------------------ Output Functions -------------------------------------------------*/ /*@C PetscLogDump - Dumps logs of objects to a file. This file is intended to be read by bin/petscview. This program no longer exists. Collective on PETSC_COMM_WORLD Input Parameter: . name - an optional file name Usage: .vb PetscInitialize(...); PetscLogDefaultBegin(); or PetscLogAllBegin(); ... code ... PetscLogDump(filename); PetscFinalize(); .ve Notes: The default file name is $ Log. where is the processor number. If no name is specified, this file will be used. Level: advanced .seealso: PetscLogDefaultBegin(), PetscLogAllBegin(), PetscLogView() @*/ PetscErrorCode PetscLogDump(const char sname[]) { PetscStageLog stageLog; PetscEventPerfInfo *eventInfo; FILE *fd; char file[PETSC_MAX_PATH_LEN], fname[PETSC_MAX_PATH_LEN]; PetscLogDouble flops, _TotalTime; PetscMPIInt rank; int action, object, curStage; PetscLogEvent event; PetscErrorCode ierr; PetscFunctionBegin; /* Calculate the total elapsed time */ PetscTime(&_TotalTime); _TotalTime -= petsc_BaseTime; /* Open log file */ ierr = MPI_Comm_rank(PETSC_COMM_WORLD, &rank);CHKERRMPI(ierr); if (sname && sname[0]) sprintf(file, "%s.%d", sname, rank); else sprintf(file, "Log.%d", rank); ierr = PetscFixFilename(file, fname);CHKERRQ(ierr); ierr = PetscFOpen(PETSC_COMM_WORLD, fname, "w", &fd);CHKERRQ(ierr); if ((rank == 0) && (!fd)) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_FILE_OPEN, "Cannot open file: %s", fname); /* Output totals */ ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "Total Flop %14e %16.8e\n", petsc_TotalFlops, _TotalTime);CHKERRQ(ierr); ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "Clock Resolution %g\n", 0.0);CHKERRQ(ierr); /* Output actions */ if (petsc_logActions) { ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "Actions accomplished %d\n", petsc_numActions);CHKERRQ(ierr); for (action = 0; action < petsc_numActions; action++) { ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "%g %d %d %d %d %d %d %g %g %g\n", petsc_actions[action].time, petsc_actions[action].action, (int)petsc_actions[action].event, (int)petsc_actions[action].classid, petsc_actions[action].id1, petsc_actions[action].id2, petsc_actions[action].id3, petsc_actions[action].flops, petsc_actions[action].mem, petsc_actions[action].maxmem);CHKERRQ(ierr); } } /* Output objects */ if (petsc_logObjects) { ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "Objects created %d destroyed %d\n", petsc_numObjects, petsc_numObjectsDestroyed);CHKERRQ(ierr); for (object = 0; object < petsc_numObjects; object++) { ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "Parent ID: %d Memory: %d\n", petsc_objects[object].parent, (int) petsc_objects[object].mem);CHKERRQ(ierr); if (!petsc_objects[object].name[0]) { ierr = PetscFPrintf(PETSC_COMM_WORLD, fd,"No Name\n");CHKERRQ(ierr); } else { ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "Name: %s\n", petsc_objects[object].name);CHKERRQ(ierr); } if (petsc_objects[object].info[0] != 0) { ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "No Info\n");CHKERRQ(ierr); } else { ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "Info: %s\n", petsc_objects[object].info);CHKERRQ(ierr); } } } /* Output events */ ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "Event log:\n");CHKERRQ(ierr); ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscIntStackTop(stageLog->stack, &curStage);CHKERRQ(ierr); eventInfo = stageLog->stageInfo[curStage].eventLog->eventInfo; for (event = 0; event < stageLog->stageInfo[curStage].eventLog->numEvents; event++) { if (eventInfo[event].time != 0.0) flops = eventInfo[event].flops/eventInfo[event].time; else flops = 0.0; ierr = PetscFPrintf(PETSC_COMM_WORLD, fd, "%d %16d %16g %16g %16g\n", event, eventInfo[event].count, eventInfo[event].flops, eventInfo[event].time, flops);CHKERRQ(ierr); } ierr = PetscFClose(PETSC_COMM_WORLD, fd);CHKERRQ(ierr); PetscFunctionReturn(0); } /* PetscLogView_Detailed - Each process prints the times for its own events */ PetscErrorCode PetscLogView_Detailed(PetscViewer viewer) { PetscStageLog stageLog; PetscEventPerfInfo *eventInfo = NULL, *stageInfo = NULL; PetscLogDouble locTotalTime, numRed, maxMem; int numStages,numEvents,stage,event; MPI_Comm comm = PetscObjectComm((PetscObject) viewer); PetscMPIInt rank,size; PetscErrorCode ierr; PetscFunctionBegin; ierr = MPI_Comm_size(comm, &size);CHKERRMPI(ierr); ierr = MPI_Comm_rank(comm, &rank);CHKERRMPI(ierr); /* Must preserve reduction count before we go on */ numRed = petsc_allreduce_ct + petsc_gather_ct + petsc_scatter_ct; /* Get the total elapsed time */ PetscTime(&locTotalTime); locTotalTime -= petsc_BaseTime; ierr = PetscViewerASCIIPrintf(viewer,"size = %d\n",size);CHKERRQ(ierr); ierr = PetscViewerASCIIPrintf(viewer,"LocalTimes = {}\n");CHKERRQ(ierr); ierr = PetscViewerASCIIPrintf(viewer,"LocalMessages = {}\n");CHKERRQ(ierr); ierr = PetscViewerASCIIPrintf(viewer,"LocalMessageLens = {}\n");CHKERRQ(ierr); ierr = PetscViewerASCIIPrintf(viewer,"LocalReductions = {}\n");CHKERRQ(ierr); ierr = PetscViewerASCIIPrintf(viewer,"LocalFlop = {}\n");CHKERRQ(ierr); ierr = PetscViewerASCIIPrintf(viewer,"LocalObjects = {}\n");CHKERRQ(ierr); ierr = PetscViewerASCIIPrintf(viewer,"LocalMemory = {}\n");CHKERRQ(ierr); ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = MPI_Allreduce(&stageLog->numStages, &numStages, 1, MPI_INT, MPI_MAX, comm);CHKERRMPI(ierr); ierr = PetscViewerASCIIPrintf(viewer,"Stages = {}\n");CHKERRQ(ierr); for (stage=0; stagestageInfo[stage].name);CHKERRQ(ierr); ierr = PetscViewerASCIIPrintf(viewer,"Stages[\"%s\"][\"summary\"] = {}\n",stageLog->stageInfo[stage].name);CHKERRQ(ierr); ierr = MPI_Allreduce(&stageLog->stageInfo[stage].eventLog->numEvents, &numEvents, 1, MPI_INT, MPI_MAX, comm);CHKERRMPI(ierr); for (event = 0; event < numEvents; event++) { ierr = PetscViewerASCIIPrintf(viewer,"Stages[\"%s\"][\"%s\"] = {}\n",stageLog->stageInfo[stage].name,stageLog->eventLog->eventInfo[event].name);CHKERRQ(ierr); } } ierr = PetscMallocGetMaximumUsage(&maxMem);CHKERRQ(ierr); ierr = PetscViewerASCIIPushSynchronized(viewer);CHKERRQ(ierr); ierr = PetscViewerASCIISynchronizedPrintf(viewer,"LocalTimes[%d] = %g\n",rank,locTotalTime);CHKERRQ(ierr); ierr = PetscViewerASCIISynchronizedPrintf(viewer,"LocalMessages[%d] = %g\n",rank,(petsc_irecv_ct + petsc_isend_ct + petsc_recv_ct + petsc_send_ct));CHKERRQ(ierr); ierr = PetscViewerASCIISynchronizedPrintf(viewer,"LocalMessageLens[%d] = %g\n",rank,(petsc_irecv_len + petsc_isend_len + petsc_recv_len + petsc_send_len));CHKERRQ(ierr); ierr = PetscViewerASCIISynchronizedPrintf(viewer,"LocalReductions[%d] = %g\n",rank,numRed);CHKERRQ(ierr); ierr = PetscViewerASCIISynchronizedPrintf(viewer,"LocalFlop[%d] = %g\n",rank,petsc_TotalFlops);CHKERRQ(ierr); ierr = PetscViewerASCIISynchronizedPrintf(viewer,"LocalObjects[%d] = %d\n",rank,petsc_numObjects);CHKERRQ(ierr); ierr = PetscViewerASCIISynchronizedPrintf(viewer,"LocalMemory[%d] = %g\n",rank,maxMem);CHKERRQ(ierr); ierr = PetscViewerFlush(viewer);CHKERRQ(ierr); for (stage=0; stagestageInfo[stage].perfInfo; ierr = PetscViewerASCIISynchronizedPrintf(viewer,"Stages[\"%s\"][\"summary\"][%d] = {\"time\" : %g, \"numMessages\" : %g, \"messageLength\" : %g, \"numReductions\" : %g, \"flop\" : %g}\n", stageLog->stageInfo[stage].name,rank, stageInfo->time,stageInfo->numMessages,stageInfo->messageLength,stageInfo->numReductions,stageInfo->flops);CHKERRQ(ierr); ierr = MPI_Allreduce(&stageLog->stageInfo[stage].eventLog->numEvents, &numEvents, 1, MPI_INT, MPI_MAX, comm);CHKERRMPI(ierr); for (event = 0; event < numEvents; event++) { eventInfo = &stageLog->stageInfo[stage].eventLog->eventInfo[event]; ierr = PetscViewerASCIISynchronizedPrintf(viewer,"Stages[\"%s\"][\"%s\"][%d] = {\"count\" : %D, \"time\" : %g, \"syncTime\" : %g, \"numMessages\" : %g, \"messageLength\" : %g, \"numReductions\" : %g, \"flop\" : %g", stageLog->stageInfo[stage].name,stageLog->eventLog->eventInfo[event].name,rank, eventInfo->count,eventInfo->time,eventInfo->syncTime,eventInfo->numMessages,eventInfo->messageLength,eventInfo->numReductions,eventInfo->flops);CHKERRQ(ierr); if (eventInfo->dof[0] >= 0.) { PetscInt d, e; ierr = PetscViewerASCIISynchronizedPrintf(viewer, ", \"dof\" : [");CHKERRQ(ierr); for (d = 0; d < 8; ++d) { if (d > 0) {ierr = PetscViewerASCIISynchronizedPrintf(viewer, ", ");CHKERRQ(ierr);} ierr = PetscViewerASCIISynchronizedPrintf(viewer, "%g", eventInfo->dof[d]);CHKERRQ(ierr); } ierr = PetscViewerASCIISynchronizedPrintf(viewer, "]");CHKERRQ(ierr); ierr = PetscViewerASCIISynchronizedPrintf(viewer, ", \"error\" : [");CHKERRQ(ierr); for (e = 0; e < 8; ++e) { if (e > 0) {ierr = PetscViewerASCIISynchronizedPrintf(viewer, ", ");CHKERRQ(ierr);} ierr = PetscViewerASCIISynchronizedPrintf(viewer, "%g", eventInfo->errors[e]);CHKERRQ(ierr); } ierr = PetscViewerASCIISynchronizedPrintf(viewer, "]");CHKERRQ(ierr); } ierr = PetscViewerASCIISynchronizedPrintf(viewer,"}\n");CHKERRQ(ierr); } } ierr = PetscViewerFlush(viewer);CHKERRQ(ierr); ierr = PetscViewerASCIIPopSynchronized(viewer);CHKERRQ(ierr); PetscFunctionReturn(0); } /* PetscLogView_CSV - Each process prints the times for its own events in Comma-Separated Value Format */ PetscErrorCode PetscLogView_CSV(PetscViewer viewer) { PetscStageLog stageLog; PetscEventPerfInfo *eventInfo = NULL; PetscLogDouble locTotalTime, maxMem; int numStages,numEvents,stage,event; MPI_Comm comm = PetscObjectComm((PetscObject) viewer); PetscMPIInt rank,size; PetscErrorCode ierr; PetscFunctionBegin; ierr = MPI_Comm_size(comm, &size);CHKERRMPI(ierr); ierr = MPI_Comm_rank(comm, &rank);CHKERRMPI(ierr); /* Must preserve reduction count before we go on */ /* Get the total elapsed time */ PetscTime(&locTotalTime); locTotalTime -= petsc_BaseTime; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = MPI_Allreduce(&stageLog->numStages, &numStages, 1, MPI_INT, MPI_MAX, comm);CHKERRMPI(ierr); ierr = PetscMallocGetMaximumUsage(&maxMem);CHKERRQ(ierr); ierr = PetscViewerASCIIPushSynchronized(viewer);CHKERRQ(ierr); ierr = PetscViewerASCIIPrintf(viewer,"Stage Name,Event Name,Rank,Count,Time,Num Messages,Message Length,Num Reductions,FLOP,dof0,dof1,dof2,dof3,dof4,dof5,dof6,dof7,e0,e1,e2,e3,e4,e5,e6,e7,%d\n", size); ierr = PetscViewerFlush(viewer);CHKERRQ(ierr); for (stage=0; stagestageInfo[stage].perfInfo; ierr = PetscViewerASCIISynchronizedPrintf(viewer,"%s,summary,%d,1,%g,%g,%g,%g,%g\n", stageLog->stageInfo[stage].name,rank,stageInfo->time,stageInfo->numMessages,stageInfo->messageLength,stageInfo->numReductions,stageInfo->flops);CHKERRQ(ierr); ierr = MPI_Allreduce(&stageLog->stageInfo[stage].eventLog->numEvents, &numEvents, 1, MPI_INT, MPI_MAX, comm);CHKERRMPI(ierr); for (event = 0; event < numEvents; event++) { eventInfo = &stageLog->stageInfo[stage].eventLog->eventInfo[event]; ierr = PetscViewerASCIISynchronizedPrintf(viewer,"%s,%s,%d,%D,%g,%g,%g,%g,%g",stageLog->stageInfo[stage].name, stageLog->eventLog->eventInfo[event].name,rank,eventInfo->count,eventInfo->time,eventInfo->numMessages, eventInfo->messageLength,eventInfo->numReductions,eventInfo->flops);CHKERRQ(ierr); if (eventInfo->dof[0] >= 0.) { PetscInt d, e; for (d = 0; d < 8; ++d) { ierr = PetscViewerASCIISynchronizedPrintf(viewer, ",%g", eventInfo->dof[d]);CHKERRQ(ierr); } for (e = 0; e < 8; ++e) { ierr = PetscViewerASCIISynchronizedPrintf(viewer, ",%g", eventInfo->errors[e]);CHKERRQ(ierr); } } ierr = PetscViewerASCIISynchronizedPrintf(viewer,"\n");CHKERRQ(ierr); } } ierr = PetscViewerFlush(viewer);CHKERRQ(ierr); ierr = PetscViewerASCIIPopSynchronized(viewer);CHKERRQ(ierr); PetscFunctionReturn(0); } static PetscErrorCode PetscLogViewWarnSync(MPI_Comm comm,FILE *fd) { PetscErrorCode ierr; PetscFunctionBegin; if (!PetscLogSyncOn) PetscFunctionReturn(0); ierr = PetscFPrintf(comm, fd, "\n\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " ##########################################################\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # WARNING!!! #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # This program was run with logging synchronization. #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # This option provides more meaningful imbalance #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # figures at the expense of slowing things down and #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # providing a distorted view of the overall runtime. #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " ##########################################################\n\n\n");CHKERRQ(ierr); PetscFunctionReturn(0); } static PetscErrorCode PetscLogViewWarnDebugging(MPI_Comm comm,FILE *fd) { PetscErrorCode ierr; PetscFunctionBegin; if (PetscDefined(USE_DEBUG)) { ierr = PetscFPrintf(comm, fd, "\n\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " ##########################################################\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # WARNING!!! #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # This code was compiled with a debugging option. #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # To get timing results run ./configure #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # using --with-debugging=no, the performance will #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # be generally two or three times faster. #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " ##########################################################\n\n\n");CHKERRQ(ierr); } PetscFunctionReturn(0); } static PetscErrorCode PetscLogViewWarnNoGpuAwareMpi(MPI_Comm comm,FILE *fd) { #if defined(PETSC_HAVE_CUDA) || defined(PETSC_HAVE_HIP) PetscErrorCode ierr; PetscFunctionBegin; if (use_gpu_aware_mpi || !PetscCreatedGpuObjects) PetscFunctionReturn(0); ierr = PetscFPrintf(comm, fd, "\n\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " ##########################################################\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # WARNING!!! #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # This code was compiled with GPU support and you've #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # created PETSc/GPU objects, but you intentionally used #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # -use_gpu_aware_mpi 0, such that PETSc had to copy data #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # from GPU to CPU for communication. To get meaningfull #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " # timing results, please use GPU-aware MPI instead. #\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " ##########################################################\n\n\n");CHKERRQ(ierr); PetscFunctionReturn(0); #else return 0; #endif } PetscErrorCode PetscLogView_Default(PetscViewer viewer) { FILE *fd; PetscLogDouble zero = 0.0; PetscStageLog stageLog; PetscStageInfo *stageInfo = NULL; PetscEventPerfInfo *eventInfo = NULL; PetscClassPerfInfo *classInfo; char arch[128],hostname[128],username[128],pname[PETSC_MAX_PATH_LEN],date[128]; const char *name; PetscLogDouble locTotalTime, TotalTime, TotalFlops; PetscLogDouble numMessages, messageLength, avgMessLen, numReductions; PetscLogDouble stageTime, flops, flopr, mem, mess, messLen, red; PetscLogDouble fracTime, fracFlops, fracMessages, fracLength, fracReductions, fracMess, fracMessLen, fracRed; PetscLogDouble fracStageTime, fracStageFlops, fracStageMess, fracStageMessLen, fracStageRed; PetscLogDouble min, max, tot, ratio, avg, x, y; PetscLogDouble minf, maxf, totf, ratf, mint, maxt, tott, ratt, ratC, totm, totml, totr, mal, malmax, emalmax; #if defined(PETSC_HAVE_DEVICE) PetscLogDouble cct, gct, csz, gsz, gmaxt, gflops, gflopr, fracgflops; #endif PetscMPIInt minC, maxC; PetscMPIInt size, rank; PetscBool *localStageUsed, *stageUsed; PetscBool *localStageVisible, *stageVisible; int numStages, localNumEvents, numEvents; int stage, oclass; PetscLogEvent event; PetscErrorCode ierr; char version[256]; MPI_Comm comm; PetscFunctionBegin; ierr = PetscObjectGetComm((PetscObject)viewer,&comm);CHKERRQ(ierr); ierr = PetscViewerASCIIGetPointer(viewer,&fd);CHKERRQ(ierr); ierr = MPI_Comm_size(comm, &size);CHKERRMPI(ierr); ierr = MPI_Comm_rank(comm, &rank);CHKERRMPI(ierr); /* Get the total elapsed time */ PetscTime(&locTotalTime); locTotalTime -= petsc_BaseTime; ierr = PetscFPrintf(comm, fd, "************************************************************************************************************************\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, "*** WIDEN YOUR WINDOW TO 120 CHARACTERS. Use 'enscript -r -fCourier9' to print this document ***\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, "************************************************************************************************************************\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, "\n---------------------------------------------- PETSc Performance Summary: ----------------------------------------------\n\n");CHKERRQ(ierr); ierr = PetscLogViewWarnSync(comm,fd);CHKERRQ(ierr); ierr = PetscLogViewWarnDebugging(comm,fd);CHKERRQ(ierr); ierr = PetscLogViewWarnNoGpuAwareMpi(comm,fd);CHKERRQ(ierr); ierr = PetscGetArchType(arch,sizeof(arch));CHKERRQ(ierr); ierr = PetscGetHostName(hostname,sizeof(hostname));CHKERRQ(ierr); ierr = PetscGetUserName(username,sizeof(username));CHKERRQ(ierr); ierr = PetscGetProgramName(pname,sizeof(pname));CHKERRQ(ierr); ierr = PetscGetDate(date,sizeof(date));CHKERRQ(ierr); ierr = PetscGetVersion(version,sizeof(version));CHKERRQ(ierr); if (size == 1) { 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); } else { 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); } #if defined(PETSC_HAVE_OPENMP) ierr = PetscFPrintf(comm,fd,"Using %D OpenMP threads\n", PetscNumOMPThreads);CHKERRQ(ierr); #endif ierr = PetscFPrintf(comm, fd, "Using %s\n", version);CHKERRQ(ierr); /* Must preserve reduction count before we go on */ red = petsc_allreduce_ct + petsc_gather_ct + petsc_scatter_ct; /* Calculate summary information */ ierr = PetscFPrintf(comm, fd, "\n Max Max/Min Avg Total\n");CHKERRQ(ierr); /* Time */ ierr = MPI_Allreduce(&locTotalTime, &min, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&locTotalTime, &max, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&locTotalTime, &tot, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); avg = tot/((PetscLogDouble) size); if (min != 0.0) ratio = max/min; else ratio = 0.0; ierr = PetscFPrintf(comm, fd, "Time (sec): %5.3e %7.3f %5.3e\n", max, ratio, avg);CHKERRQ(ierr); TotalTime = tot; /* Objects */ avg = (PetscLogDouble) petsc_numObjects; ierr = MPI_Allreduce(&avg, &min, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&avg, &max, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&avg, &tot, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); avg = tot/((PetscLogDouble) size); if (min != 0.0) ratio = max/min; else ratio = 0.0; ierr = PetscFPrintf(comm, fd, "Objects: %5.3e %7.3f %5.3e\n", max, ratio, avg);CHKERRQ(ierr); /* Flops */ ierr = MPI_Allreduce(&petsc_TotalFlops, &min, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&petsc_TotalFlops, &max, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&petsc_TotalFlops, &tot, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); avg = tot/((PetscLogDouble) size); if (min != 0.0) ratio = max/min; else ratio = 0.0; ierr = PetscFPrintf(comm, fd, "Flop: %5.3e %7.3f %5.3e %5.3e\n", max, ratio, avg, tot);CHKERRQ(ierr); TotalFlops = tot; /* Flops/sec -- Must talk to Barry here */ if (locTotalTime != 0.0) flops = petsc_TotalFlops/locTotalTime; else flops = 0.0; ierr = MPI_Allreduce(&flops, &min, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&flops, &max, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&flops, &tot, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); avg = tot/((PetscLogDouble) size); if (min != 0.0) ratio = max/min; else ratio = 0.0; ierr = PetscFPrintf(comm, fd, "Flop/sec: %5.3e %7.3f %5.3e %5.3e\n", max, ratio, avg, tot);CHKERRQ(ierr); /* Memory */ ierr = PetscMallocGetMaximumUsage(&mem);CHKERRQ(ierr); if (mem > 0.0) { ierr = MPI_Allreduce(&mem, &min, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&mem, &max, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&mem, &tot, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); avg = tot/((PetscLogDouble) size); if (min != 0.0) ratio = max/min; else ratio = 0.0; ierr = PetscFPrintf(comm, fd, "Memory: %5.3e %7.3f %5.3e %5.3e\n", max, ratio, avg, tot);CHKERRQ(ierr); } /* Messages */ mess = 0.5*(petsc_irecv_ct + petsc_isend_ct + petsc_recv_ct + petsc_send_ct); ierr = MPI_Allreduce(&mess, &min, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&mess, &max, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&mess, &tot, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); avg = tot/((PetscLogDouble) size); if (min != 0.0) ratio = max/min; else ratio = 0.0; ierr = PetscFPrintf(comm, fd, "MPI Messages: %5.3e %7.3f %5.3e %5.3e\n", max, ratio, avg, tot);CHKERRQ(ierr); numMessages = tot; /* Message Lengths */ mess = 0.5*(petsc_irecv_len + petsc_isend_len + petsc_recv_len + petsc_send_len); ierr = MPI_Allreduce(&mess, &min, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&mess, &max, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&mess, &tot, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); if (numMessages != 0) avg = tot/numMessages; else avg = 0.0; if (min != 0.0) ratio = max/min; else ratio = 0.0; ierr = PetscFPrintf(comm, fd, "MPI Message Lengths: %5.3e %7.3f %5.3e %5.3e\n", max, ratio, avg, tot);CHKERRQ(ierr); messageLength = tot; /* Reductions */ ierr = MPI_Allreduce(&red, &min, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&red, &max, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&red, &tot, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); if (min != 0.0) ratio = max/min; else ratio = 0.0; ierr = PetscFPrintf(comm, fd, "MPI Reductions: %5.3e %7.3f\n", max, ratio);CHKERRQ(ierr); numReductions = red; /* wrong because uses count from process zero */ ierr = PetscFPrintf(comm, fd, "\nFlop counting convention: 1 flop = 1 real number operation of type (multiply/divide/add/subtract)\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " e.g., VecAXPY() for real vectors of length N --> 2N flop\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " and VecAXPY() for complex vectors of length N --> 8N flop\n");CHKERRQ(ierr); /* Get total number of stages -- Currently, a single processor can register more stages than another, but stages must all be registered in order. We can removed this requirement if necessary by having a global stage numbering and indirection on the stage ID. This seems best accomplished by assoicating a communicator with each stage. */ ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = MPI_Allreduce(&stageLog->numStages, &numStages, 1, MPI_INT, MPI_MAX, comm);CHKERRMPI(ierr); ierr = PetscMalloc1(numStages, &localStageUsed);CHKERRQ(ierr); ierr = PetscMalloc1(numStages, &stageUsed);CHKERRQ(ierr); ierr = PetscMalloc1(numStages, &localStageVisible);CHKERRQ(ierr); ierr = PetscMalloc1(numStages, &stageVisible);CHKERRQ(ierr); if (numStages > 0) { stageInfo = stageLog->stageInfo; for (stage = 0; stage < numStages; stage++) { if (stage < stageLog->numStages) { localStageUsed[stage] = stageInfo[stage].used; localStageVisible[stage] = stageInfo[stage].perfInfo.visible; } else { localStageUsed[stage] = PETSC_FALSE; localStageVisible[stage] = PETSC_TRUE; } } ierr = MPI_Allreduce(localStageUsed, stageUsed, numStages, MPIU_BOOL, MPI_LOR, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(localStageVisible, stageVisible, numStages, MPIU_BOOL, MPI_LAND, comm);CHKERRMPI(ierr); for (stage = 0; stage < numStages; stage++) { if (stageUsed[stage]) { ierr = PetscFPrintf(comm, fd, "\nSummary of Stages: ----- Time ------ ----- Flop ------ --- Messages --- -- Message Lengths -- -- Reductions --\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " Avg %%Total Avg %%Total Count %%Total Avg %%Total Count %%Total\n");CHKERRQ(ierr); break; } } for (stage = 0; stage < numStages; stage++) { if (!stageUsed[stage]) continue; /* CANNOT use MPI_Allreduce() since it might fail the line number check */ if (localStageUsed[stage]) { ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.time, &stageTime, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.flops, &flops, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.numMessages, &mess, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.messageLength, &messLen, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.numReductions, &red, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); name = stageInfo[stage].name; } else { ierr = MPI_Allreduce(&zero, &stageTime, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &flops, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &mess, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &messLen, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &red, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); name = ""; } mess *= 0.5; messLen *= 0.5; red /= size; if (TotalTime != 0.0) fracTime = stageTime/TotalTime; else fracTime = 0.0; if (TotalFlops != 0.0) fracFlops = flops/TotalFlops; else fracFlops = 0.0; /* Talk to Barry if (stageTime != 0.0) flops = (size*flops)/stageTime; else flops = 0.0; */ if (numMessages != 0.0) fracMessages = mess/numMessages; else fracMessages = 0.0; if (mess != 0.0) avgMessLen = messLen/mess; else avgMessLen = 0.0; if (messageLength != 0.0) fracLength = messLen/messageLength; else fracLength = 0.0; if (numReductions != 0.0) fracReductions = red/numReductions; else fracReductions = 0.0; 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", stage, name, stageTime/size, 100.0*fracTime, flops, 100.0*fracFlops, mess, 100.0*fracMessages, avgMessLen, 100.0*fracLength, red, 100.0*fracReductions);CHKERRQ(ierr); } } ierr = PetscFPrintf(comm, fd,"\n------------------------------------------------------------------------------------------------------------------------\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, "See the 'Profiling' chapter of the users' manual for details on interpreting output.\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, "Phase summary info:\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " Count: number of times phase was executed\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " Time and Flop: Max - maximum over all processors\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " Ratio - ratio of maximum to minimum over all processors\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " Mess: number of messages sent\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " AvgLen: average message length (bytes)\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " Reduct: number of global reductions\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " Global: entire computation\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " Stage: stages of a computation. Set stages with PetscLogStagePush() and PetscLogStagePop().\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " %%T - percent time in this phase %%F - percent flop in this phase\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " %%M - percent messages in this phase %%L - percent message lengths in this phase\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " %%R - percent reductions in this phase\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " Total Mflop/s: 10e-6 * (sum of flop over all processors)/(max time over all processors)\n");CHKERRQ(ierr); if (PetscLogMemory) { ierr = PetscFPrintf(comm, fd, " Malloc Mbytes: Memory allocated and kept during event (sum over all calls to event)\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " EMalloc Mbytes: extra memory allocated during event and then freed (maximum over all calls to events)\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " MMalloc Mbytes: Increase in high water mark of allocated memory (sum over all calls to event)\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " RMI Mbytes: Increase in resident memory (sum over all calls to event)\n");CHKERRQ(ierr); } #if defined(PETSC_HAVE_DEVICE) ierr = PetscFPrintf(comm, fd, " GPU Mflop/s: 10e-6 * (sum of flop on GPU over all processors)/(max GPU time over all processors)\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " CpuToGpu Count: total number of CPU to GPU copies per processor\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " CpuToGpu Size (Mbytes): 10e-6 * (total size of CPU to GPU copies per processor)\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " GpuToCpu Count: total number of GPU to CPU copies per processor\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " GpuToCpu Size (Mbytes): 10e-6 * (total size of GPU to CPU copies per processor)\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, " GPU %%F: percent flops on GPU in this event\n");CHKERRQ(ierr); #endif ierr = PetscFPrintf(comm, fd, "------------------------------------------------------------------------------------------------------------------------\n");CHKERRQ(ierr); ierr = PetscLogViewWarnDebugging(comm,fd);CHKERRQ(ierr); /* Report events */ ierr = PetscFPrintf(comm, fd,"Event Count Time (sec) Flop --- Global --- --- Stage ---- Total");CHKERRQ(ierr); if (PetscLogMemory) { ierr = PetscFPrintf(comm, fd," Malloc EMalloc MMalloc RMI");CHKERRQ(ierr); } #if defined(PETSC_HAVE_DEVICE) ierr = PetscFPrintf(comm, fd," GPU - CpuToGpu - - GpuToCpu - GPU");CHKERRQ(ierr); #endif ierr = PetscFPrintf(comm, fd,"\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd," Max Ratio Max Ratio Max Ratio Mess AvgLen Reduct %%T %%F %%M %%L %%R %%T %%F %%M %%L %%R Mflop/s");CHKERRQ(ierr); if (PetscLogMemory) { ierr = PetscFPrintf(comm, fd," Mbytes Mbytes Mbytes Mbytes");CHKERRQ(ierr); } #if defined(PETSC_HAVE_DEVICE) ierr = PetscFPrintf(comm, fd," Mflop/s Count Size Count Size %%F");CHKERRQ(ierr); #endif ierr = PetscFPrintf(comm, fd,"\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd,"------------------------------------------------------------------------------------------------------------------------");CHKERRQ(ierr); if (PetscLogMemory) { ierr = PetscFPrintf(comm, fd,"-----------------------------");CHKERRQ(ierr); } #if defined(PETSC_HAVE_DEVICE) ierr = PetscFPrintf(comm, fd,"---------------------------------------");CHKERRQ(ierr); #endif ierr = PetscFPrintf(comm, fd,"\n");CHKERRQ(ierr); /* Problem: The stage name will not show up unless the stage executed on proc 1 */ for (stage = 0; stage < numStages; stage++) { if (!stageVisible[stage]) continue; /* CANNOT use MPI_Allreduce() since it might fail the line number check */ if (localStageUsed[stage]) { ierr = PetscFPrintf(comm, fd, "\n--- Event Stage %d: %s\n\n", stage, stageInfo[stage].name);CHKERRQ(ierr); ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.time, &stageTime, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.flops, &flops, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.numMessages, &mess, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.messageLength, &messLen, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&stageInfo[stage].perfInfo.numReductions, &red, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); } else { ierr = PetscFPrintf(comm, fd, "\n--- Event Stage %d: Unknown\n\n", stage);CHKERRQ(ierr); ierr = MPI_Allreduce(&zero, &stageTime, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &flops, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &mess, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &messLen, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &red, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); } mess *= 0.5; messLen *= 0.5; red /= size; /* Get total number of events in this stage -- Currently, a single processor can register more events than another, but events must all be registered in order, just like stages. We can removed this requirement if necessary by having a global event numbering and indirection on the event ID. This seems best accomplished by associating a communicator with each stage. Problem: If the event did not happen on proc 1, its name will not be available. Problem: Event visibility is not implemented */ if (localStageUsed[stage]) { eventInfo = stageLog->stageInfo[stage].eventLog->eventInfo; localNumEvents = stageLog->stageInfo[stage].eventLog->numEvents; } else localNumEvents = 0; ierr = MPI_Allreduce(&localNumEvents, &numEvents, 1, MPI_INT, MPI_MAX, comm);CHKERRMPI(ierr); for (event = 0; event < numEvents; event++) { /* CANNOT use MPI_Allreduce() since it might fail the line number check */ if (localStageUsed[stage] && (event < stageLog->stageInfo[stage].eventLog->numEvents) && (eventInfo[event].depth == 0)) { if ((eventInfo[event].count > 0) && (eventInfo[event].time > 0.0)) flopr = eventInfo[event].flops; else flopr = 0.0; ierr = MPI_Allreduce(&flopr, &minf, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&flopr, &maxf, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].flops, &totf, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].time, &mint, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].time, &maxt, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].time, &tott, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].numMessages, &totm, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].messageLength, &totml, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].numReductions, &totr, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].count, &minC, 1, MPI_INT, MPI_MIN, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].count, &maxC, 1, MPI_INT, MPI_MAX, comm);CHKERRMPI(ierr); if (PetscLogMemory) { ierr = MPI_Allreduce(&eventInfo[event].memIncrease, &mem, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].mallocSpace, &mal, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].mallocIncrease, &malmax,1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].mallocIncreaseEvent, &emalmax,1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); } #if defined(PETSC_HAVE_DEVICE) ierr = MPI_Allreduce(&eventInfo[event].CpuToGpuCount, &cct, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].GpuToCpuCount, &gct, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].CpuToGpuSize, &csz, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].GpuToCpuSize, &gsz, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].GpuFlops, &gflops,1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&eventInfo[event].GpuTime, &gmaxt ,1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRMPI(ierr); #endif name = stageLog->eventLog->eventInfo[event].name; } else { flopr = 0.0; ierr = MPI_Allreduce(&flopr, &minf, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&flopr, &maxf, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &totf, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &mint, 1, MPIU_PETSCLOGDOUBLE, MPI_MIN, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &maxt, 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &tott, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &totm, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &totml, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &totr, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&ierr, &minC, 1, MPI_INT, MPI_MIN, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&ierr, &maxC, 1, MPI_INT, MPI_MAX, comm);CHKERRMPI(ierr); if (PetscLogMemory) { ierr = MPI_Allreduce(&zero, &mem, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &mal, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &malmax, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &emalmax,1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); } #if defined(PETSC_HAVE_DEVICE) ierr = MPI_Allreduce(&zero, &cct, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &gct, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &csz, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &gsz, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &gflops, 1, MPIU_PETSCLOGDOUBLE, MPI_SUM, comm);CHKERRMPI(ierr); ierr = MPI_Allreduce(&zero, &gmaxt , 1, MPIU_PETSCLOGDOUBLE, MPI_MAX, comm);CHKERRMPI(ierr); #endif name = ""; } if (mint < 0.0) { 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); mint = 0; } if (minf < 0.0) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Minimum flop %g over all processors for %s is negative! Not possible!",minf,name); totm *= 0.5; totml *= 0.5; totr /= size; if (maxC != 0) { if (minC != 0) ratC = ((PetscLogDouble)maxC)/minC;else ratC = 0.0; if (mint != 0.0) ratt = maxt/mint; else ratt = 0.0; if (minf != 0.0) ratf = maxf/minf; else ratf = 0.0; if (TotalTime != 0.0) fracTime = tott/TotalTime; else fracTime = 0.0; if (TotalFlops != 0.0) fracFlops = totf/TotalFlops; else fracFlops = 0.0; if (stageTime != 0.0) fracStageTime = tott/stageTime; else fracStageTime = 0.0; if (flops != 0.0) fracStageFlops = totf/flops; else fracStageFlops = 0.0; if (numMessages != 0.0) fracMess = totm/numMessages; else fracMess = 0.0; if (messageLength != 0.0) fracMessLen = totml/messageLength; else fracMessLen = 0.0; if (numReductions != 0.0) fracRed = totr/numReductions; else fracRed = 0.0; if (mess != 0.0) fracStageMess = totm/mess; else fracStageMess = 0.0; if (messLen != 0.0) fracStageMessLen = totml/messLen; else fracStageMessLen = 0.0; if (red != 0.0) fracStageRed = totr/red; else fracStageRed = 0.0; if (totm != 0.0) totml /= totm; else totml = 0.0; if (maxt != 0.0) flopr = totf/maxt; else flopr = 0.0; if (fracStageTime > 1.00) {ierr = PetscFPrintf(comm, fd,"Warning -- total time of event greater than time of entire stage -- something is wrong with the timer\n");CHKERRQ(ierr);} ierr = PetscFPrintf(comm, fd, "%-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", name, maxC, ratC, maxt, ratt, maxf, ratf, totm, totml, totr, 100.0*fracTime, 100.0*fracFlops, 100.0*fracMess, 100.0*fracMessLen, 100.0*fracRed, 100.0*fracStageTime, 100.0*fracStageFlops, 100.0*fracStageMess, 100.0*fracStageMessLen, 100.0*fracStageRed, PetscAbs(flopr)/1.0e6);CHKERRQ(ierr); if (PetscLogMemory) { ierr = PetscFPrintf(comm, fd," %5.0f %5.0f %5.0f %5.0f",mal/1.0e6,emalmax/1.0e6,malmax/1.0e6,mem/1.0e6);CHKERRQ(ierr); } #if defined(PETSC_HAVE_DEVICE) if (totf != 0.0) fracgflops = gflops/totf; else fracgflops = 0.0; if (gmaxt != 0.0) gflopr = gflops/gmaxt; else gflopr = 0.0; ierr = PetscFPrintf(comm, fd," %5.0f %4.0f %3.2e %4.0f %3.2e% 3.0f",PetscAbs(gflopr)/1.0e6,cct/size,csz/(1.0e6*size),gct/size,gsz/(1.0e6*size),100.0*fracgflops);CHKERRQ(ierr); #endif ierr = PetscFPrintf(comm, fd,"\n");CHKERRQ(ierr); } } } /* Memory usage and object creation */ ierr = PetscFPrintf(comm, fd, "------------------------------------------------------------------------------------------------------------------------");CHKERRQ(ierr); if (PetscLogMemory) { ierr = PetscFPrintf(comm, fd, "-----------------------------");CHKERRQ(ierr); } #if defined(PETSC_HAVE_DEVICE) ierr = PetscFPrintf(comm, fd, "---------------------------------------");CHKERRQ(ierr); #endif ierr = PetscFPrintf(comm, fd, "\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, "\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, "Memory usage is given in bytes:\n\n");CHKERRQ(ierr); /* Right now, only stages on the first processor are reported here, meaning only objects associated with the global communicator, or MPI_COMM_SELF for proc 1. We really should report global stats and then stats for stages local to processor sets. */ /* We should figure out the longest object name here (now 20 characters) */ ierr = PetscFPrintf(comm, fd, "Object Type Creations Destructions Memory Descendants' Mem.\n");CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, "Reports information only for process 0.\n");CHKERRQ(ierr); for (stage = 0; stage < numStages; stage++) { if (localStageUsed[stage]) { classInfo = stageLog->stageInfo[stage].classLog->classInfo; ierr = PetscFPrintf(comm, fd, "\n--- Event Stage %d: %s\n\n", stage, stageInfo[stage].name);CHKERRQ(ierr); for (oclass = 0; oclass < stageLog->stageInfo[stage].classLog->numClasses; oclass++) { if ((classInfo[oclass].creations > 0) || (classInfo[oclass].destructions > 0)) { ierr = PetscFPrintf(comm, fd, "%20s %5d %5d %11.0f %g\n", stageLog->classLog->classInfo[oclass].name, classInfo[oclass].creations, classInfo[oclass].destructions, classInfo[oclass].mem, classInfo[oclass].descMem);CHKERRQ(ierr); } } } else { if (!localStageVisible[stage]) continue; ierr = PetscFPrintf(comm, fd, "\n--- Event Stage %d: Unknown\n\n", stage);CHKERRQ(ierr); } } ierr = PetscFree(localStageUsed);CHKERRQ(ierr); ierr = PetscFree(stageUsed);CHKERRQ(ierr); ierr = PetscFree(localStageVisible);CHKERRQ(ierr); ierr = PetscFree(stageVisible);CHKERRQ(ierr); /* Information unrelated to this particular run */ ierr = PetscFPrintf(comm, fd, "========================================================================================================================\n");CHKERRQ(ierr); PetscTime(&y); PetscTime(&x); PetscTime(&y); PetscTime(&y); PetscTime(&y); PetscTime(&y); PetscTime(&y); PetscTime(&y); PetscTime(&y); PetscTime(&y); PetscTime(&y); PetscTime(&y); ierr = PetscFPrintf(comm,fd,"Average time to get PetscTime(): %g\n", (y-x)/10.0);CHKERRQ(ierr); /* MPI information */ if (size > 1) { MPI_Status status; PetscMPIInt tag; MPI_Comm newcomm; ierr = MPI_Barrier(comm);CHKERRMPI(ierr); PetscTime(&x); ierr = MPI_Barrier(comm);CHKERRMPI(ierr); ierr = MPI_Barrier(comm);CHKERRMPI(ierr); ierr = MPI_Barrier(comm);CHKERRMPI(ierr); ierr = MPI_Barrier(comm);CHKERRMPI(ierr); ierr = MPI_Barrier(comm);CHKERRMPI(ierr); PetscTime(&y); ierr = PetscFPrintf(comm, fd, "Average time for MPI_Barrier(): %g\n", (y-x)/5.0);CHKERRQ(ierr); ierr = PetscCommDuplicate(comm,&newcomm, &tag);CHKERRQ(ierr); ierr = MPI_Barrier(comm);CHKERRMPI(ierr); if (rank) { ierr = MPI_Recv(NULL, 0, MPI_INT, rank-1, tag, newcomm, &status);CHKERRMPI(ierr); ierr = MPI_Send(NULL, 0, MPI_INT, (rank+1)%size, tag, newcomm);CHKERRMPI(ierr); } else { PetscTime(&x); ierr = MPI_Send(NULL, 0, MPI_INT, 1, tag, newcomm);CHKERRMPI(ierr); ierr = MPI_Recv(NULL, 0, MPI_INT, size-1, tag, newcomm, &status);CHKERRMPI(ierr); PetscTime(&y); ierr = PetscFPrintf(comm,fd,"Average time for zero size MPI_Send(): %g\n", (y-x)/size);CHKERRQ(ierr); } ierr = PetscCommDestroy(&newcomm);CHKERRQ(ierr); } ierr = PetscOptionsView(NULL,viewer);CHKERRQ(ierr); /* Machine and compile information */ #if defined(PETSC_USE_FORTRAN_KERNELS) ierr = PetscFPrintf(comm, fd, "Compiled with FORTRAN kernels\n");CHKERRQ(ierr); #else ierr = PetscFPrintf(comm, fd, "Compiled without FORTRAN kernels\n");CHKERRQ(ierr); #endif #if defined(PETSC_USE_64BIT_INDICES) ierr = PetscFPrintf(comm, fd, "Compiled with 64 bit PetscInt\n");CHKERRQ(ierr); #elif defined(PETSC_USE___FLOAT128) ierr = PetscFPrintf(comm, fd, "Compiled with 32 bit PetscInt\n");CHKERRQ(ierr); #endif #if defined(PETSC_USE_REAL_SINGLE) ierr = PetscFPrintf(comm, fd, "Compiled with single precision PetscScalar and PetscReal\n");CHKERRQ(ierr); #elif defined(PETSC_USE___FLOAT128) ierr = PetscFPrintf(comm, fd, "Compiled with 128 bit precision PetscScalar and PetscReal\n");CHKERRQ(ierr); #endif #if defined(PETSC_USE_REAL_MAT_SINGLE) ierr = PetscFPrintf(comm, fd, "Compiled with single precision matrices\n");CHKERRQ(ierr); #else ierr = PetscFPrintf(comm, fd, "Compiled with full precision matrices (default)\n");CHKERRQ(ierr); #endif ierr = PetscFPrintf(comm, fd, "sizeof(short) %d sizeof(int) %d sizeof(long) %d sizeof(void*) %d sizeof(PetscScalar) %d sizeof(PetscInt) %d\n", (int) sizeof(short), (int) sizeof(int), (int) sizeof(long), (int) sizeof(void*),(int) sizeof(PetscScalar),(int) sizeof(PetscInt));CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, "Configure options: %s",petscconfigureoptions);CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, "%s", petscmachineinfo);CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, "%s", petsccompilerinfo);CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, "%s", petsccompilerflagsinfo);CHKERRQ(ierr); ierr = PetscFPrintf(comm, fd, "%s", petsclinkerinfo);CHKERRQ(ierr); /* Cleanup */ ierr = PetscFPrintf(comm, fd, "\n");CHKERRQ(ierr); ierr = PetscLogViewWarnNoGpuAwareMpi(comm,fd);CHKERRQ(ierr); ierr = PetscLogViewWarnDebugging(comm,fd);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@C PetscLogView - Prints a summary of the logging. Collective over MPI_Comm Input Parameter: . viewer - an ASCII viewer Options Database Keys: + -log_view [:filename] - Prints summary of log information . -log_view :filename.py:ascii_info_detail - Saves logging information from each process as a Python file . -log_view :filename.xml:ascii_xml - Saves a summary of the logging information in a nested format (see below for how to view it) . -log_view :filename.txt:ascii_flamegraph - Saves logging information in a format suitable for visualising as a Flame Graph (see below for how to view it) . -log_all - Saves a file Log.rank for each MPI process with details of each step of the computation - -log_trace [filename] - Displays a trace of what each process is doing Notes: It is possible to control the logging programatically but we recommend using the options database approach whenever possible By default the summary is printed to stdout. Before calling this routine you must have called either PetscLogDefaultBegin() or PetscLogNestedBegin() If PETSc is configured with --with-logging=0 then this functionality is not available To view the nested XML format filename.xml first copy ${PETSC_DIR}/share/petsc/xml/performance_xml2html.xsl to the current directory then open filename.xml with your browser. Specific notes for certain browsers $ Firefox and Internet explorer - simply open the file $ Google Chrome - you must start up Chrome with the option --allow-file-access-from-files $ Safari - see https://ccm.net/faq/36342-safari-how-to-enable-local-file-access or one can use the package http://xmlsoft.org/XSLT/xsltproc2.html to translate the xml file to html and then open it with your browser. Alternatively, use the script ${PETSC_DIR}/lib/petsc/bin/petsc-performance-view to automatically open a new browser window and render the XML log file contents. The nested XML format was kindly donated by Koos Huijssen and Christiaan M. Klaij MARITIME RESEARCH INSTITUTE NETHERLANDS The Flame Graph output can be visualised using either the original Flame Graph script (https://github.com/brendangregg/FlameGraph) or using speedscope (https://www.speedscope.app). Old XML profiles may be converted into this format using the script ${PETSC_DIR}/lib/petsc/bin/xml2flamegraph.py. Level: beginner .seealso: PetscLogDefaultBegin(), PetscLogDump() @*/ PetscErrorCode PetscLogView(PetscViewer viewer) { PetscErrorCode ierr; PetscBool isascii; PetscViewerFormat format; int stage, lastStage; PetscStageLog stageLog; PetscFunctionBegin; if (!PetscLogPLB) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_SUP,"Must use -log_view or PetscLogDefaultBegin() before calling this routine"); /* Pop off any stages the user forgot to remove */ lastStage = 0; ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscStageLogGetCurrent(stageLog, &stage);CHKERRQ(ierr); while (stage >= 0) { lastStage = stage; ierr = PetscStageLogPop(stageLog);CHKERRQ(ierr); ierr = PetscStageLogGetCurrent(stageLog, &stage);CHKERRQ(ierr); } ierr = PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERASCII,&isascii);CHKERRQ(ierr); if (!isascii) SETERRQ(PetscObjectComm((PetscObject)viewer),PETSC_ERR_SUP,"Currently can only view logging to ASCII"); ierr = PetscViewerGetFormat(viewer,&format);CHKERRQ(ierr); if (format == PETSC_VIEWER_DEFAULT || format == PETSC_VIEWER_ASCII_INFO) { ierr = PetscLogView_Default(viewer);CHKERRQ(ierr); } else if (format == PETSC_VIEWER_ASCII_INFO_DETAIL) { ierr = PetscLogView_Detailed(viewer);CHKERRQ(ierr); } else if (format == PETSC_VIEWER_ASCII_CSV) { ierr = PetscLogView_CSV(viewer);CHKERRQ(ierr); } else if (format == PETSC_VIEWER_ASCII_XML) { ierr = PetscLogView_Nested(viewer);CHKERRQ(ierr); } else if (format == PETSC_VIEWER_ASCII_FLAMEGRAPH) { ierr = PetscLogView_Flamegraph(viewer);CHKERRQ(ierr); } ierr = PetscStageLogPush(stageLog, lastStage);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@C PetscLogViewFromOptions - Processes command line options to determine if/how a PetscLog is to be viewed. Collective on PETSC_COMM_WORLD Not normally called by user Level: intermediate @*/ PetscErrorCode PetscLogViewFromOptions(void) { PetscErrorCode ierr; PetscViewer viewer; PetscBool flg; PetscViewerFormat format; PetscFunctionBegin; ierr = PetscOptionsGetViewer(PETSC_COMM_WORLD,NULL,NULL,"-log_view",&viewer,&format,&flg);CHKERRQ(ierr); if (flg) { ierr = PetscViewerPushFormat(viewer,format);CHKERRQ(ierr); ierr = PetscLogView(viewer);CHKERRQ(ierr); ierr = PetscViewerPopFormat(viewer);CHKERRQ(ierr); ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr); } PetscFunctionReturn(0); } /*----------------------------------------------- Counter Functions -------------------------------------------------*/ /*@C PetscGetFlops - Returns the number of flops used on this processor since the program began. Not Collective Output Parameter: flops - number of floating point operations Notes: A global counter logs all PETSc flop counts. The user can use PetscLogFlops() to increment this counter to include flops for the application code. Level: intermediate .seealso: PetscTime(), PetscLogFlops() @*/ PetscErrorCode PetscGetFlops(PetscLogDouble *flops) { PetscFunctionBegin; *flops = petsc_TotalFlops; PetscFunctionReturn(0); } PetscErrorCode PetscLogObjectState(PetscObject obj, const char format[], ...) { PetscErrorCode ierr; size_t fullLength; va_list Argp; PetscFunctionBegin; if (!petsc_logObjects) PetscFunctionReturn(0); va_start(Argp, format); ierr = PetscVSNPrintf(petsc_objects[obj->id].info, 64,format,&fullLength, Argp);CHKERRQ(ierr); va_end(Argp); PetscFunctionReturn(0); } /*MC PetscLogFlops - Adds floating point operations to the global counter. Synopsis: #include PetscErrorCode PetscLogFlops(PetscLogDouble f) Not Collective Input Parameter: . f - flop counter Usage: .vb PetscLogEvent USER_EVENT; PetscLogEventRegister("User event",0,&USER_EVENT); PetscLogEventBegin(USER_EVENT,0,0,0,0); [code segment to monitor] PetscLogFlops(user_flops) PetscLogEventEnd(USER_EVENT,0,0,0,0); .ve Notes: A global counter logs all PETSc flop counts. The user can use PetscLogFlops() to increment this counter to include flops for the application code. Level: intermediate .seealso: PetscLogEventRegister(), PetscLogEventBegin(), PetscLogEventEnd(), PetscGetFlops() M*/ /*MC PetscPreLoadBegin - Begin a segment of code that may be preloaded (run twice) to get accurate timings Synopsis: #include void PetscPreLoadBegin(PetscBool flag,char *name); Not Collective Input Parameters: + flag - PETSC_TRUE to run twice, PETSC_FALSE to run once, may be overridden with command line option -preload true or -preload false - name - name of first stage (lines of code timed separately with -log_view) to be preloaded Usage: .vb PetscPreLoadBegin(PETSC_TRUE,"first stage); lines of code PetscPreLoadStage("second stage"); lines of code PetscPreLoadEnd(); .ve Notes: Only works in C/C++, not Fortran Flags available within the macro. + PetscPreLoadingUsed - true if we are or have done preloading . PetscPreLoadingOn - true if it is CURRENTLY doing preload . PetscPreLoadIt - 0 for the first computation (with preloading turned off it is only 0) 1 for the second - PetscPreLoadMax - number of times it will do the computation, only one when preloading is turned on The first two variables are available throughout the program, the second two only between the PetscPreLoadBegin() and PetscPreLoadEnd() Level: intermediate .seealso: PetscLogEventRegister(), PetscLogEventBegin(), PetscLogEventEnd(), PetscPreLoadEnd(), PetscPreLoadStage() M*/ /*MC PetscPreLoadEnd - End a segment of code that may be preloaded (run twice) to get accurate timings Synopsis: #include void PetscPreLoadEnd(void); Not Collective Usage: .vb PetscPreLoadBegin(PETSC_TRUE,"first stage); lines of code PetscPreLoadStage("second stage"); lines of code PetscPreLoadEnd(); .ve Notes: only works in C/C++ not fortran Level: intermediate .seealso: PetscLogEventRegister(), PetscLogEventBegin(), PetscLogEventEnd(), PetscPreLoadBegin(), PetscPreLoadStage() M*/ /*MC PetscPreLoadStage - Start a new segment of code to be timed separately. to get accurate timings Synopsis: #include void PetscPreLoadStage(char *name); Not Collective Usage: .vb PetscPreLoadBegin(PETSC_TRUE,"first stage); lines of code PetscPreLoadStage("second stage"); lines of code PetscPreLoadEnd(); .ve Notes: only works in C/C++ not fortran Level: intermediate .seealso: PetscLogEventRegister(), PetscLogEventBegin(), PetscLogEventEnd(), PetscPreLoadBegin(), PetscPreLoadEnd() M*/ #if defined(PETSC_HAVE_DEVICE) #if defined(PETSC_HAVE_CUDA) #include PETSC_EXTERN cudaEvent_t petsc_gputimer_begin; PETSC_EXTERN cudaEvent_t petsc_gputimer_end; #endif #if defined(PETSC_HAVE_HIP) #include PETSC_EXTERN hipEvent_t petsc_gputimer_begin; PETSC_EXTERN hipEvent_t petsc_gputimer_end; #endif /*-------------------------------------------- GPU event Functions ----------------------------------------------*/ /*@C PetscLogGpuTimeBegin - Start timer for device Notes: When CUDA or HIP is enabled, the timer is run on the GPU, it is a separate logging of time devoted to GPU computations (excluding kernel launch times). When CUDA or HIP is not available, the timer is run on the CPU, it is a separate logging of time devoted to GPU computations (including kernel launch times). There is no need to call WaitForCUDA() or WaitForHIP() between PetscLogGpuTimeBegin and PetscLogGpuTimeEnd This timer should NOT include times for data transfers between the GPU and CPU, nor setup actions such as allocating space. The regular logging captures the time for data transfers and any CPU activites during the event It is used to compute the flop rate on the GPU as it is actively engaged in running a kernel. Developer Notes: The GPU event timer captures the execution time of all the kernels launched in the default stream by the CPU between PetscLogGpuTimeBegin() and PetsLogGpuTimeEnd(). PetscLogGpuTimeBegin() and PetsLogGpuTimeEnd() insert the begin and end events into the default stream (stream 0). The device will record a time stamp for the event when it reaches that event in the stream. The function xxxEventSynchronize() is called in PetsLogGpuTimeEnd() to block CPU execution, but not continued GPU excution, until the timer event is recorded. Level: intermediate .seealso: PetscLogView(), PetscLogGpuFlops(), PetscLogGpuTimeEnd() @*/ PetscErrorCode PetscLogGpuTimeBegin(void) { #if defined(PETSC_HAVE_CUDA) cudaError_t cerr; #elif defined(PETSC_HAVE_HIP) hipError_t cerr; #else PetscErrorCode ierr; #endif PetscFunctionBegin; #if defined(PETSC_USE_DEBUG) if (petsc_gtime_inuse) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Forgot to call PetscLogGpuTimeEnd()?"); petsc_gtime_inuse = PETSC_TRUE; #endif if (!PetscLogPLB) PetscFunctionReturn(0); #if defined(PETSC_HAVE_CUDA) cerr = cudaEventRecord(petsc_gputimer_begin,PetscDefaultCudaStream);CHKERRCUDA(cerr); #elif defined(PETSC_HAVE_HIP) cerr = hipEventRecord(petsc_gputimer_begin,PetscDefaultHipStream);CHKERRHIP(cerr); #else ierr = PetscTimeSubtract(&petsc_gtime);CHKERRQ(ierr); #endif PetscFunctionReturn(0); } /*@C PetscLogGpuTimeEnd - Stop timer for device Level: intermediate .seealso: PetscLogView(), PetscLogGpuFlops(), PetscLogGpuTimeBegin() @*/ PetscErrorCode PetscLogGpuTimeEnd(void) { #if defined(PETSC_HAVE_CUDA) float gtime; cudaError_t cerr; #elif defined(PETSC_HAVE_HIP) float gtime; hipError_t cerr; #else PetscErrorCode ierr; #endif PetscFunctionBegin; #if defined(PETSC_USE_DEBUG) if (!petsc_gtime_inuse) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"Forgot to call PetscLogGpuTimeBegin()?"); petsc_gtime_inuse = PETSC_FALSE; #endif if (!PetscLogPLE) PetscFunctionReturn(0); #if defined(PETSC_HAVE_CUDA) cerr = cudaEventRecord(petsc_gputimer_end,PetscDefaultCudaStream);CHKERRCUDA(cerr); cerr = cudaEventSynchronize(petsc_gputimer_end);CHKERRCUDA(cerr); cerr = cudaEventElapsedTime(>ime,petsc_gputimer_begin,petsc_gputimer_end);CHKERRCUDA(cerr); petsc_gtime += (PetscLogDouble)gtime/1000.0; /* convert milliseconds to seconds */ #elif defined(PETSC_HAVE_HIP) cerr = hipEventRecord(petsc_gputimer_end,PetscDefaultHipStream);CHKERRHIP(cerr); cerr = hipEventSynchronize(petsc_gputimer_end);CHKERRHIP(cerr); cerr = hipEventElapsedTime(>ime,petsc_gputimer_begin,petsc_gputimer_end);CHKERRHIP(cerr); petsc_gtime += (PetscLogDouble)gtime/1000.0; /* convert milliseconds to seconds */ #else ierr = PetscTimeAdd(&petsc_gtime);CHKERRQ(ierr); #endif PetscFunctionReturn(0); } #endif /* end of PETSC_HAVE_DEVICE */ #else /* end of -DPETSC_USE_LOG section */ PetscErrorCode PetscLogObjectState(PetscObject obj, const char format[], ...) { PetscFunctionBegin; PetscFunctionReturn(0); } #endif /* PETSC_USE_LOG*/ PetscClassId PETSC_LARGEST_CLASSID = PETSC_SMALLEST_CLASSID; PetscClassId PETSC_OBJECT_CLASSID = 0; /*@C PetscClassIdRegister - Registers a new class name for objects and logging operations in an application code. Not Collective Input Parameter: . name - The class name Output Parameter: . oclass - The class id or classid Level: developer @*/ PetscErrorCode PetscClassIdRegister(const char name[],PetscClassId *oclass) { #if defined(PETSC_USE_LOG) PetscStageLog stageLog; PetscInt stage; PetscErrorCode ierr; #endif PetscFunctionBegin; *oclass = ++PETSC_LARGEST_CLASSID; #if defined(PETSC_USE_LOG) ierr = PetscLogGetStageLog(&stageLog);CHKERRQ(ierr); ierr = PetscClassRegLogRegister(stageLog->classLog, name, *oclass);CHKERRQ(ierr); for (stage = 0; stage < stageLog->numStages; stage++) { ierr = PetscClassPerfLogEnsureSize(stageLog->stageInfo[stage].classLog, stageLog->classLog->numClasses);CHKERRQ(ierr); } #endif PetscFunctionReturn(0); } #if defined(PETSC_USE_LOG) && defined(PETSC_HAVE_MPE) #include PetscBool PetscBeganMPE = PETSC_FALSE; PETSC_INTERN PetscErrorCode PetscLogEventBeginMPE(PetscLogEvent,int,PetscObject,PetscObject,PetscObject,PetscObject); PETSC_INTERN PetscErrorCode PetscLogEventEndMPE(PetscLogEvent,int,PetscObject,PetscObject,PetscObject,PetscObject); /*@C PetscLogMPEBegin - Turns on MPE logging of events. This creates large log files and slows the program down. Collective over PETSC_COMM_WORLD Options Database Keys: . -log_mpe - Prints extensive log information Notes: A related routine is PetscLogDefaultBegin() (with the options key -log_view), which is intended for production runs since it logs only flop rates and object creation (and should not significantly slow the programs). Level: advanced .seealso: PetscLogDump(), PetscLogDefaultBegin(), PetscLogAllBegin(), PetscLogEventActivate(), PetscLogEventDeactivate() @*/ PetscErrorCode PetscLogMPEBegin(void) { PetscErrorCode ierr; PetscFunctionBegin; /* Do MPE initialization */ if (!MPE_Initialized_logging()) { /* This function exists in mpich 1.1.2 and higher */ ierr = PetscInfo(0,"Initializing MPE.\n");CHKERRQ(ierr); ierr = MPE_Init_log();CHKERRQ(ierr); PetscBeganMPE = PETSC_TRUE; } else { ierr = PetscInfo(0,"MPE already initialized. Not attempting to reinitialize.\n");CHKERRQ(ierr); } ierr = PetscLogSet(PetscLogEventBeginMPE, PetscLogEventEndMPE);CHKERRQ(ierr); PetscFunctionReturn(0); } /*@C PetscLogMPEDump - Dumps the MPE logging info to file for later use with Jumpshot. Collective over PETSC_COMM_WORLD Level: advanced .seealso: PetscLogDump(), PetscLogAllBegin(), PetscLogMPEBegin() @*/ PetscErrorCode PetscLogMPEDump(const char sname[]) { char name[PETSC_MAX_PATH_LEN]; PetscErrorCode ierr; PetscFunctionBegin; if (PetscBeganMPE) { ierr = PetscInfo(0,"Finalizing MPE.\n");CHKERRQ(ierr); if (sname) { ierr = PetscStrcpy(name,sname);CHKERRQ(ierr); } else { ierr = PetscGetProgramName(name,sizeof(name));CHKERRQ(ierr); } ierr = MPE_Finish_log(name);CHKERRQ(ierr); } else { ierr = PetscInfo(0,"Not finalizing MPE (not started by PETSc).\n");CHKERRQ(ierr); } PetscFunctionReturn(0); } #define PETSC_RGB_COLORS_MAX 39 static const char *PetscLogMPERGBColors[PETSC_RGB_COLORS_MAX] = { "OliveDrab: ", "BlueViolet: ", "CadetBlue: ", "CornflowerBlue: ", "DarkGoldenrod: ", "DarkGreen: ", "DarkKhaki: ", "DarkOliveGreen: ", "DarkOrange: ", "DarkOrchid: ", "DarkSeaGreen: ", "DarkSlateGray: ", "DarkTurquoise: ", "DeepPink: ", "DarkKhaki: ", "DimGray: ", "DodgerBlue: ", "GreenYellow: ", "HotPink: ", "IndianRed: ", "LavenderBlush: ", "LawnGreen: ", "LemonChiffon: ", "LightCoral: ", "LightCyan: ", "LightPink: ", "LightSalmon: ", "LightSlateGray: ", "LightYellow: ", "LimeGreen: ", "MediumPurple: ", "MediumSeaGreen: ", "MediumSlateBlue:", "MidnightBlue: ", "MintCream: ", "MistyRose: ", "NavajoWhite: ", "NavyBlue: ", "OliveDrab: " }; /*@C PetscLogMPEGetRGBColor - This routine returns a rgb color useable with PetscLogEventRegister() Not collective. Maybe it should be? Output Parameter: . str - character string representing the color Level: developer .seealso: PetscLogEventRegister @*/ PetscErrorCode PetscLogMPEGetRGBColor(const char *str[]) { static int idx = 0; PetscFunctionBegin; *str = PetscLogMPERGBColors[idx]; idx = (idx + 1)% PETSC_RGB_COLORS_MAX; PetscFunctionReturn(0); } #endif /* PETSC_USE_LOG && PETSC_HAVE_MPE */