petsc-3.10.5 2019-03-28
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PetscLogNestedBegin

 Turns on nested logging of objects and events. This logs flop rates and object creation and should not slow programs down too much.

Synopsis

#include "petsclog.h" 
PetscErrorCode PetscLogNestedBegin(void)
Logically Collective over PETSC_COMM_WORLD

Options Database Keys

-log_view :filename.xml:ascii_xml -Prints an XML summary of flop and timing information to the file

Usage

      PetscInitialize(...);
      PetscLogNestedBegin();
       ... code ...
      PetscLogView(viewer);
      PetscFinalize();

Keywords

log, begin

See Also

PetscLogDump(), PetscLogAllBegin(), PetscLogView(), PetscLogTraceBegin(), PetscLogDefaultBegin()

Level

advanced

Location

src/sys/logging/xmllogevent.c

Examples

src/snes/examples/tutorials/ex1f.F90.html

Index of all Profiling routines
Table of Contents for all manual pages
Index of all manual pages