TRACE-CMD-CLEAR(1) libtracefs Manual TRACE-CMD-CLEAR(1)
NAME
trace-cmd-clear - clear the Ftrace buffer.
SYNOPSIS
trace-cmd clear [OPTIONS]
DESCRIPTION
The trace-cmd(1) clear clears the content of the Ftrace ring buffer.
OPTIONS
-B buffer-name
If the kernel supports multiple buffers, this will clear only the
given buffer. It does not affect any other buffers. This may be
used multiple times to specify different buffers. The top level
buffer will not be clearded if this option is given.
-a
Clear all existing buffers, including the top level one.
SEE ALSO
trace-cmd(1), trace-cmd-record(1), trace-cmd-report(1),
trace-cmd-start(1), trace-cmd-extract(1), trace-cmd-reset(1),
trace-cmd-split(1), trace-cmd-list(1), trace-cmd-listen(1)
AUTHOR
Steven Rostedt <rostedt@goodmis.org[1]>, author of trace-cmd.
Tzvetomir Stoyanov <tz.stoyanov@gmail.com[2]>, author of this man page.
REPORTING BUGS
Report bugs to <linux-trace-devel@vger.kernel.org[3]>
LICENSE
trace-cmd is Free Software licensed under the terms of the GNU Public
License (GPL).
RESOURCES
https://git.kernel.org/pub/scm/utils/trace-cmd/trace-cmd.git/
NOTES
1. rostedt@goodmis.org
mailto:rostedt@goodmis.org
2. tz.stoyanov@gmail.com
mailto:tz.stoyanov@gmail.com
3. linux-trace-devel@vger.kernel.org
mailto:linux-trace-devel@vger.kernel.org
libtracefs 04/08/2024 TRACE-CMD-CLEAR(1)
Generated by dwww version 1.16 on Tue Dec 16 15:14:26 CET 2025.