lttng-start(1)
==============
-:revdate: 17 May 2021
+:revdate: 14 June 2021
NAME
----
-lttng-start - Start an LTTng tracing session
+lttng-start - Start an LTTng recording session
SYNOPSIS
--------
[verse]
-*lttng* ['linkgenoptions:(GENERAL OPTIONS)'] *start* ['SESSION']
+*lttng* ['linkgenoptions:(GENERAL OPTIONS)'] *start* [option::--all | option::--glob 'SESSION' | 'SESSION' ]
DESCRIPTION
-----------
-The `lttng start` command starts a tracing session, that is, it
+The `lttng start` command starts a recording session, that is, it
activates the LTTng tracers for:
With the 'SESSION' argument::
- The tracing session named 'SESSION'.
+ The recording session named 'SESSION'.
Without the 'SESSION' argument::
- The current tracing session (see man:lttng-concepts(7) to learn more
- about the current tracing session).
+ The current recording session (see man:lttng-concepts(7) to learn
+ more about the current recording session).
-See man:lttng-concepts(7) to learn more about tracing sessions.
+See man:lttng-concepts(7) to learn more about recording sessions.
-The selected tracing session must be inactive (stopped). A tracing
+The selected recording session must be inactive (stopped). A recording
session is inactive on creation (see man:lttng-create(1)).
-A `start-session` trigger action can also start a tracing session
+A `start-session` trigger action can also start a recording session
(see man:lttng-add-trigger(1)).
See the ``<<examples,EXAMPLES>>'' section below for usage examples.
-Stop an active tracing session with the man:lttng-stop(1) command.
+Stop an active recording session with the man:lttng-stop(1) command.
include::common-lttng-cmd-options-head.txt[]
include::common-lttng-cmd-help-options.txt[]
+option:-a, option:--all::
+ Start all sessions.
+
+option:-g, option:--glob::
+ Interpret SESSION as a globbing pattern.
include::common-lttng-cmd-after-options.txt[]
[[examples]]
EXAMPLES
--------
-.Start the current tracing session.
+.Start the current recording session.
====
[role="term"]
----
----
====
-.Start a specific tracing session.
+.Start a specific recording session.
====
[role="term"]
----
----
====
+.Start all sessions.
+====
+See the option::--all option.
+
+[role="term"]
+----
+$ lttng start --all
+----
+====
+
+.Start all sessions with the suffix foo.
+====
+See the option::--glob option.
+
+[role="term"]
+----
+$ lttng start --glob '*foo'
+----
+====
+
include::common-footer.txt[]