ophelp - list OProfile events

       By default, ophelp lists the available performance counter options. If you give it a symbolic event name,
       it will return the hardware value (e.g. "ophelp DATA_MEM_REFS").

       No special environment variables are recognised by ophelp.

$prefix/share/oprofile/
              Event description files used by OProfile.

       ophelp - list OProfile events

--cpu-type/-c
              Show the events for the given numerical CPU type.

       --get-cpu-type/-r
              Show the symbolic CPU name.

       --get-default-event/-d
              Show the default event for the specified CPU type.

       --check-events/-e[events]
              Check  the  given  space-separated event descriptions for validity.  If the events are valid, show
              which pmu counter each event would be assigned to.

       --callgraph[callgraph_depth]
              Use the callgraph depth to compute the higher minimum sampling intervals for the events.

       --unit-mask/-u[event]
              Show the default unit mask for the given event.

       --extra-mask/-E[event]
              Show the extra unit mask for given event.

       --xml/-X
              List events in XML format.

       --help/-?/--usage
              Show help message.

       --version/-v
              Show version.

/usr/share/doc/oprofile/,oprofile(1)

4th Berkeley Distribution                       Mon 22 April 2024                                      OPHELP(1)

ophelp [ options ] [event name]

       This man page is current for oprofile-1.4.0.