009 Embedded Linux-ARM. StorageQueries and discussion related to usage of Linux on ARM based devices. Linux has been ported to a variety of CPUs which are not only primarily used as the processor of a desktop or server computer, but also ARM, AVR32, ETRAX CRIS, FR-V, H8300, IP7000, m68k, MIPS, mn10300, SuperH, and Xtensa processors, It is also used as an alternative to using a proprietary operating system and toolchain. » 009.01.Linux Boot Process » 009.01.14.Linux-Boot-Process
009.01.14.5. Systemd has replaced SysVinit in newer Linux distributions. How does Systemd manage the system's run levels, and what is the significance of the default target in this context?
Run levels means the current state of the operating system. They define which system services are running. In Systemd .target files replace the run levels which were earlier in SysVinit. System activates the default.target unit by default when the system boots.