Command Line Options

The following command line options from libbeat are also available for Topbeat. To use these options, you need to start Topbeat in the foreground.

$ ./topbeat -h
Usage of ./topbeat:
  -N  Disable actual publishing for testing
  -c string
      Configuration file (default "/etc/topbeat/topbeat.yml")
  -configtest
      Test configuration and exit.
  -cpuprofile string
      Write cpu profile to file
  -d string
      Enable certain debug selectors
  -e  Log to stderr and disable syslog/file output
  -memprofile string
      Write memory profile to this file
  -v  Log at INFO level
  -version
      Print version and exit

-N: Disable the publishing of events to the defined output. This option is useful only for testing the Beat.
-c <file>: Pass the location of a configuration file for the Beat.
-configtest: Test the configuration file and then exit. This option is useful for troubleshooting the configuration of a Beat.
-cpuprofile <output file>: Write CPU profile data to the specified file. This option is useful for troubleshooting the Beat.
-d <selectors>: Enable debugging for the specified selectors. For the selectors, you can specify a comma-separated list of components, or you can use -d "*" to enable debugging for all components. For example, -d "publish" displays all the "publish" related messages.
-e: Log to stderr and disable syslog/file output.
-httpprof [<host>]:<port>: Start http server for profiling. This option is useful for troubleshooting and profiling the Beat.
-memprofile <output file>: Write memory profile data to the specified output file. This option is useful for troubleshooting the Beat.
-v: Enable verbose output to show INFO-level messages.
-version: Display the Beat version and exit.

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