doc/man/common-log-levels.txt

   1 `NONE`::
   2 `N`::
   3     Logging is disabled.
   4
   5 `FATAL`::
   6 `F`::
   7     Severe errors that lead the execution to abort immediately.
   8 +
   9 This level should be enabled in production.
  10
  11 `ERROR`::
  12 `E`::
  13     Errors that might still allow the execution to continue.
  14 +
  15 Usually, once one or more errors are reported at this level, the
  16 application, plugin, or library won't perform any more useful task, but
  17 it should still exit cleanly.
  18 +
  19 This level should be enabled in production.
  20
  21 `WARN`::
  22 `WARNING`::
  23 `W`::
  24     Unexpected situations which still allow the execution to continue.
  25 +
  26 This level should be enabled in production.
  27
  28 `INFO`::
  29 `I`::
  30     Informational messages that highlight progress or important states
  31     of the application, plugins, or library.
  32 +
  33 This level can be enabled in production.
  34
  35 `DEBUG`::
  36 `D`::
  37     Debugging information, with a higher level of details than the
  38     `TRACE` level.
  39 +
  40 This level should :not: be enabled in production.
  41
  42 `TRACE`::
  43 `T`::
  44     Low-level debugging context information.
  45 +
  46 This level should :not: be enabled in production.