Init sets all flags and subcommands.

Parse parses the command-line arguments.

BlockProfile enables block profiling.

Conf specifies the configuration file path.

CPUProfile enables CPU profiling.

DebugMode sets the log level to debug mode.

DefaultMode is set when default command is used.

HTTPProfile exposes a HTTP endpoint for accessing profiling data.

LogInstrumentation outputs instrumentation data to stdout.

MemProfile enables memory profiling.

MutexProfile enables block profiling.

Port specifies the listen port.