ophelp (1) - Linux Manuals
ophelp: list OProfile events
NAME
ophelp - list OProfile events
SYNOPSIS
ophelp [ options ] [event name]
DESCRIPTION
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").
OPTIONS
- --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.
- --symbolic-unit-mask / -U [event]
-
Show the numerical unit and extra mask for 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.
ENVIRONMENT
No special environment variables are recognised by ophelp.FILES
- $prefix/share/oprofile/
- Event description files used by OProfile.
- /var/lib/oprofile/samples/
-
The location of the generated sample files.
VERSION
- This man page is current for oprofile-0.9.9.
-