doc/man/common-cmd-footer.txt

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