+
+An example to enable ONLY ExSyslogger (f/ex in ``prod.secret.exs``) with info and debug suppressed:
+```
+config :logger,
+ backends: [{ExSyslogger, :ex_syslogger}]
+
+config :logger, :ex_syslogger,
+ level: :warn
+```
+
+Another example, keeping console output and adding the pid to syslog output:
+```
+config :logger,
+ backends: [:console, {ExSyslogger, :ex_syslogger}]
+
+config :logger, :ex_syslogger,
+ level: :warn,
+ option: [:pid, :ndelay]
+```
+