08-31-2012
Its working thanks gure for replying
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LEARN ABOUT CENTOS
trace-cmd-list
TRACE-CMD-LIST(1) TRACE-CMD-LIST(1)
NAME
trace-cmd-list - list available plugins, events or options for Ftrace.
SYNOPSIS
trace-cmd list [OPTIONS]
DESCRIPTION
The trace-cmd(1) list displays the available plugins, events or Ftrace options that are configured on the current machine. If no option is
given, then it lists all plugins, events and Ftrace options to standard output.
OPTIONS
-e
This option will list the available events that are enabled on the local system.
-t
This option will list the available tracers that are enabled on the local system.
-p
Same as -t and only for legacy purposes.
-o
This option will list the available Ftrace options that are configured on the local system.
-f [regex]
This option will list the available filter functions. These are the list of functions on the system that you can trace, or filter on.
It takes an optional argument that uses regcomp(3) expressions to seach.
trace-cmd list -f '^sched.*'
-P
List the plugin files that get loaded on trace-cmd report.
-O
List plugin options that can be used by trace-cmd report -O option.
SEE ALSO
trace-cmd(1), trace-cmd-record(1), trace-cmd-report(1), trace-cmd-start(1), trace-cmd-stop(1), trace-cmd-extract(1), trace-cmd-reset(1),
trace-cmd-split(1), trace-cmd-listen(1)
AUTHOR
Written by Steven Rostedt, <rostedt@goodmis.org[1]>
RESOURCES
git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/trace-cmd.git
COPYING
Copyright (C) 2010 Red Hat, Inc. Free use of this software is granted under the terms of the GNU Public License (GPL).
NOTES
1. rostedt@goodmis.org
mailto:rostedt@goodmis.org
06/11/2014 TRACE-CMD-LIST(1)