TRACELOG(3) LTTng Manual TRACELOG(3)

tracelog - LTTng-UST printf(3)-like interface with a log level

#include <lttng/tracelog.h>
#define tracelog(level, fmt, ...)

Link with -llttng-ust -llttng-ust-common.

The tracelog() macro is part of version 0 of the LTTng-UST API (see the “Compatibility with previous APIs” section of lttng-ust(3)).

Prefer using lttng_ust_tracelog(3) which is part of version 1 of the API and has the lttng_ust_ namespace.

If you encounter any issue or usability problem, please report it on the LTTng bug tracker https://bugs.lttng.org/projects/lttng-ust.

•LTTng project website http://lttng.org
•LTTng documentation http://lttng.org/docs
•Git repositories http://git.lttng.org
•GitHub organization http://github.com/lttng
•Continuous integration http://ci.lttng.org/
•Mailing list http://lists.lttng.org for support and development: lttng-dev@lists.lttng.org
•IRC channel <irc://irc.oftc.net/lttng>: #lttng on irc.oftc.net

This macro is part of the LTTng-UST project.

This macro is distributed under the GNU Lesser General Public License, version 2.1 http://www.gnu.org/licenses/old-licenses/lgpl-2.1.en.html. See the for more details.

Thanks to Ericsson for funding this work, providing real-life use cases, and testing.

Special thanks to Michel Dagenais and the DORSAL laboratory http://www.dorsal.polymtl.ca/ at École Polytechnique de Montréal for the LTTng journey.

LTTng-UST was originally written by Mathieu Desnoyers, with additional contributions from various other people. It is currently maintained by Mathieu Desnoyers <mailto:mathieu.desnoyers@efficios.com>.

lttng_ust_tracelog(3), lttng_ust_vtracelog(3)

04/28/2024 LTTng 2.13.8