# tuned > Dynamic adaptive system tuning daemon. > See also: `tuned-adm`. > More information: . - Start the `tuned` daemon in the foreground: `sudo tuned` - Start the `tuned` daemon in the background: `sudo tuned {{[-d|--daemon]}}` - Start the `tuned` daemon with a specific profile: `sudo tuned {{[-p|--profile]}} {{profile_name}}` - Start the `tuned` daemon logging to a custom log file: `sudo tuned {{[-l|--log]}} {{path/to/log_file.log}}` - Start the `tuned` daemon writing its process ID to a custom PID file: `sudo tuned {{[-P|--pid]}} {{path/to/pid_file.pid}}` - Start the `tuned` daemon with debugging messages: `sudo tuned {{[-D|--debug]}}`