Fix: return NULL on trace chunk registry failure
[lttng-tools.git] / doc / man / common-cmd-footer.txt
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1ENVIRONMENT VARIABLES
2---------------------
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3`LTTNG_ABORT_ON_ERROR`::
4 Set to 1 to abort the process after the first error is encountered.
5
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6`LTTNG_HOME`::
7 Overrides the `$HOME` environment variable. Useful when the user
8 running the commands has a non-writable home directory.
9
10`LTTNG_MAN_BIN_PATH`::
11 Absolute path to the man pager to use for viewing help information
7c1a4458 12 about LTTng commands (using man:lttng-help(1) or
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13 `lttng COMMAND --help`).
14
15`LTTNG_SESSION_CONFIG_XSD_PATH`::
16 Path in which the `session.xsd` session configuration XML
17 schema may be found.
18
19`LTTNG_SESSIOND_PATH`::
20 Full session daemon binary path.
21+
b5217c86 22The genoption:--sessiond-path option has precedence over this
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23environment variable.
24
7c1a4458 25Note that the man:lttng-create(1) command can spawn an LTTng
5d231d82 26session daemon automatically if none is running. See
7c1a4458 27man:lttng-sessiond(8) for the environment variables influencing
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28the execution of the session daemon.
29
30
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31FILES
32-----
33`$LTTNG_HOME/.lttngrc`::
34 User LTTng runtime configuration.
35+
36This is where the per-user current tracing session is stored between
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37executions of man:lttng(1). The current tracing session can be set
38with man:lttng-set-session(1). See man:lttng-create(1) for
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39more information about tracing sessions.
40
41`$LTTNG_HOME/lttng-traces`::
42 Default output directory of LTTng traces. This can be overridden
7c1a4458 43 with the nloption:--output option of the man:lttng-create(1)
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44 command.
45
46`$LTTNG_HOME/.lttng`::
47 User LTTng runtime and configuration directory.
48
49`$LTTNG_HOME/.lttng/sessions`::
50 Default location of saved user tracing sessions (see
7c1a4458 51 man:lttng-save(1) and man:lttng-load(1)).
900690ca 52
d8065e7e 53+{system_sessions_dir}+::
900690ca 54 System-wide location of saved tracing sessions
7c1a4458 55 (see man:lttng-save(1) and man:lttng-load(1)).
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56
57NOTE: `$LTTNG_HOME` defaults to `$HOME` when not explicitly set.
58
59
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60EXIT STATUS
61-----------
62*0*::
63 Success
64
65*1*::
66 Command error
67
68*2*::
69 Undefined command
70
71*3*::
72 Fatal error
73
74*4*::
75 Command warning (something went wrong during the command)
76
77
78include::common-footer.txt[]
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