Linux Manuals session 8

systemd-halt.service, systemd-poweroff.service, systemd-reboot.service, systemd-kexec.service, systemd-shutdown – System shutdown logic Synopsis systemd-halt.service systemd-poweroff.service systemd-reboot.service systemd-kexec.service /usr/lib/systemd/systemd-shutdown Description systemd-halt.service is a system service that is pulled in by halt.target and is responsible for the actual system halt. Similarly, systemd-poweroff.service is pulled in by poweroff.target, systemd-reboot.service by reboot.target and systemd-kexec.service by kexec.target to execute the respective actions. When…

systemd-makefs [at] .service, systemd-mkswap [at] .service, systemd-growfs [at] .service, systemd-makefs, systemd-growfs – Creating and growing file systems on demand Synopsis systemd-makefs@device.service systemd-mkswap@device.service systemd-growfs@mountpoint.service /lib/systemd/systemd-makefs /lib/systemd/systemd-growfs Description systemd-makefs [at] .service, systemd-mkswap [at] .service, and systemd-growfs [at] .service are used to implement the x-systemd.makefs and x-systemd.growfs options in fstab(5), see systemd.mount(5). They are instantiated for each device…

systemd-makefs [at] .service, systemd-mkswap [at] .service, systemd-growfs [at] .service, systemd-makefs, systemd-growfs – Creating and growing file systems on demand Synopsis systemd-makefs@device.service systemd-mkswap@device.service systemd-growfs@mountpoint.service /lib/systemd/systemd-makefs /lib/systemd/systemd-growfs Description systemd-makefs [at] .service, systemd-mkswap [at] .service, and systemd-growfs [at] .service are used to implement the x-systemd.makefs and x-systemd.growfs options in fstab(5), see systemd.mount(5). They are instantiated for each device…

systemd-gpt-auto-generator – Generator for automatically discovering and mounting root, /home/, /srv/, /var/ and /var/tmp/ partitions, as well as discovering and enabling swap partitions, based on GPT partition type GUIDs Synopsis /lib/systemd/system-generators/systemd-gpt-auto-generator Description systemd-gpt-auto-generator is a unit generator that automatically discovers root, /home/, /srv/, /var/, /var/tmp/, the EFI System Partition, the Extended Boot Loader Partition and…

systemd-getty-generator – Generator for enabling getty instances on the console Synopsis /lib/systemd/system-generators/systemd-getty-generator Description systemd-getty-generator is a generator that automatically instantiates serial-getty [at] .service on the kernel console(s), if they can function as ttys and are not provided by the virtual console subsystem. It will also instantiate serial-getty [at] .service instances for virtualizer consoles, if execution…

systemd-fstab-generator – Unit generator for /etc/fstab Synopsis /lib/systemd/system-generators/systemd-fstab-generator Description systemd-fstab-generator is a generator that translates /etc/fstab (see fstab(5) for details) into native systemd units early at boot and when configuration of the system manager is reloaded. This will instantiate mount and swap units as necessary. The passno field is treated like a simple boolean, and…

systemd-fsckd.service, systemd-fsckd.socket, systemd-fsckd – File system check progress reporting Synopsis systemd-fsckd.service systemd-fsckd.socket /lib/systemd/systemd-fsckd Description systemd-fsckd.service is a service responsible for receiving file system check progress, and communicating some consolidated data to console and plymouth (if running). It also handles possible check cancellations. systemd-fsckd receives messages about file system check progress from fsck through an UNIX…

systemd-fsckd.service, systemd-fsckd.socket, systemd-fsckd – File system check progress reporting Synopsis systemd-fsckd.service systemd-fsckd.socket /lib/systemd/systemd-fsckd Description systemd-fsckd.service is a service responsible for receiving file system check progress, and communicating some consolidated data to console and plymouth (if running). It also handles possible check cancellations. systemd-fsckd receives messages about file system check progress from fsck through an UNIX…

systemd-fsckd.service, systemd-fsckd.socket, systemd-fsckd – File system check progress reporting Synopsis systemd-fsckd.service systemd-fsckd.socket /lib/systemd/systemd-fsckd Description systemd-fsckd.service is a service responsible for receiving file system check progress, and communicating some consolidated data to console and plymouth (if running). It also handles possible check cancellations. systemd-fsckd receives messages about file system check progress from fsck through an UNIX…

systemd-fsck [at] .service, systemd-fsck-root.service, systemd-fsck – File system checker logic Synopsis systemd-fsck [at] .service systemd-fsck-root.service /lib/systemd/systemd-fsck Description systemd-fsck [at] .service and systemd-fsck-root.service are services responsible for file system checks. They are instantiated for each device that is configured for file system checking. systemd-fsck-root.service is responsible for file system checks on the root file system, but…

systemd-fsck [at] .service, systemd-fsck-root.service, systemd-fsck – File system checker logic Synopsis systemd-fsck [at] .service systemd-fsck-root.service /usr/lib/systemd/systemd-fsck Description systemd-fsck [at] .service and systemd-fsck-root.service are services responsible for file system checks. They are instantiated for each device that is configured for file system checking. systemd-fsck-root.service is responsible for file system checks on the root file system, but…

systemd-fsck [at] .service, systemd-fsck-root.service, systemd-fsck – File system checker logic Synopsis systemd-fsck [at] .service systemd-fsck-root.service /lib/systemd/systemd-fsck Description systemd-fsck [at] .service and systemd-fsck-root.service are services responsible for file system checks. They are instantiated for each device that is configured for file system checking. systemd-fsck-root.service is responsible for file system checks on the root file system, but…

systemd-fsck [at] .service, systemd-fsck-root.service, systemd-fsck – File system checker logic Synopsis systemd-fsck [at] .service systemd-fsck-root.service /usr/lib/systemd/systemd-fsck Description systemd-fsck [at] .service and systemd-fsck-root.service are services responsible for file system checks. They are instantiated for each device that is configured for file system checking. systemd-fsck-root.service is responsible for file system checks on the root file system, but…

systemd-environment-d-generator, 30-systemd-environment-d-generator – Load variables specified by environment.d Synopsis /usr/lib/systemd/user-environment-generators/30-systemd-environment-d-generator Description systemd-environment-d-generator is a systemd.environment-generator(7) that reads environment configuration specified by environment.d(5) configuration files and passes it to the systemd(1) user manager instance. See Also systemd(1), systemctl(1), systemd.environment-generator(7), systemd.generator(7)

systemd-efi-boot-generator – Generator for automatically mounting the EFI System Partition used by the current boot to /boot Synopsis /usr/lib/systemd/system-generators/systemd-efi-boot-generator Description systemd-efi-boot-generator is a generator that automatically creates mount and automount units for the EFI System Partition (ESP), mounting it to /boot. Note that this generator will execute no operation on non-EFI systems, on systems where…

systemd-debug-generator – Generator for enabling a runtime debug shell and masking specific units at boot Synopsis /lib/systemd/system-generators/systemd-debug-generator Description systemd-debug-generator is a generator that reads the kernel command line and understands three options: If the systemd.mask= or rd.systemd.mask= option is specified and followed by a unit name, this unit is masked for the runtime, similar to…

systemd-cryptsetup [at] .service, systemd-cryptsetup – Full disk decryption logic Synopsis systemd-cryptsetup [at] .service system-systemd-cryptsetup.slice /lib/systemd/systemd-cryptsetup Description systemd-cryptsetup [at] .service is a service responsible for setting up encrypted block devices. It is instantiated for each device that requires decryption for access. systemd-cryptsetup [at] .service instances are part of the system-systemd-cryptsetup.slice slice, which is destroyed only very…

systemd-cryptsetup [at] .service, systemd-cryptsetup – Full disk decryption logic Synopsis systemd-cryptsetup [at] .service /usr/lib/systemd/systemd-cryptsetup Description systemd-cryptsetup [at] .service is a service responsible for setting up encrypted block devices. It is instantiated for each device that requires decryption for access. systemd-cryptsetup [at] .service will ask for hard disk passwords via the m[blue]password agent logicm[][1], in order…

systemd-cryptsetup-generator – Unit generator for /etc/crypttab Synopsis /lib/systemd/system-generators/systemd-cryptsetup-generator Description systemd-cryptsetup-generator is a generator that translates /etc/crypttab into native systemd units early at boot and when configuration of the system manager is reloaded. This will create systemd-cryptsetup [at] .service(8) units as necessary. systemd-cryptsetup-generator implements systemd.generator(7). Kernel Command Line systemd-cryptsetup-generator understands the following kernel command line parameters:…

systemd-coredump – Log and store core dumps Synopsis /usr/lib/systemd/systemd-coredump Description systemd-coredump can be used as a helper binary by the kernel when a user space program receives a fatal signal and dumps core. For it to be used in this capacity, it must be specified by the kernel.core_pattern sysctl(8) setting. Systemd installs /usr/lib/sysctl.d/50-coredump.conf which configures kernel.core_pattern…