Systemd is the System Management Daemon, which provides a standard for controlling the Linux boot process. It is named per the UNIX convention of adding ‘d’ to the end of daemon’s name. Systemd is intended as a drop-in replacement for the very common init start-up scripts for the boot process (which is also referred to as System V or SysV).

Though there is some debate regarding the benefits of systemd, the advantages do include: Service Reporting (failed? suspended? error?), Process Monitoring (kills user processes at logout), and Parallel Processes (multiple services are able to start at same time, improving boot times).

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