## profiling

- <CONCEPT>user-defined event</CONCEPT> Augmenting PETSc profiling by add events.
  Run this program with one of the
  following options to generate logging information: -log, -log_view,
  -log_all. The PETSc routines automatically log event times and flops,
  so this monitoring is intended solely for users to employ in application
  codes.
- <CONCEPT>activating/deactivating events</CONCEPT> Augmenting PETSc profiling by add events.
  Run this program with one of the
  following options to generate logging information: -log, -log_view,
  -log_all. The PETSc routines automatically log event times and flops,
  so this monitoring is intended solely for users to employ in application
  codes.