# dockerd > A persistent process to start and manage Docker containers. > More information: . - Run Docker daemon: `dockerd` - Run Docker daemon and configure it to listen to specific sockets (UNIX and TCP): `dockerd {{[-H|--host]}} unix://{{path/to/tmp.sock}} {{[-H|--host]}} tcp://{{ip}}` - Run with specific daemon PID file: `dockerd {{[-p|--pidfile]}} {{path/to/pid_file}}` - Run in debug mode: `dockerd {{[-D|--debug]}}` - Run and set a specific log level: `dockerd {{[-l|--log-level]}} {{debug|info|warn|error|fatal}}`