Linux Manuals session 5

user [at] .service, user-runtime-dir [at] .service, systemd-user-runtime-dir – System units to start the user manager Synopsis user@UID.service user-runtime-dir@UID.service /lib/systemd/systemd-user-runtime-dir user-UID.slice Description The systemd(1) system manager (PID 1) starts user manager instances as user@UID.service, with the user’s numerical UID used as the instance identifier. These instances use the same executable as the system manager, but running…

systemd-system.conf, systemd-user.conf – System and session service manager configuration file Synopsis /etc/systemd/system.conf /etc/systemd/user.conf Description When run as system instance systemd reads the configuration file system.conf, otherwise user.conf. These configuration files contain a few settings controlling basic manager operations. Options All options are configured in the "[Manager]" section: LogLevel=, LogTarget=, LogColor=, LogLocation=, DumpCore=yes, CrashShell=no, ShowStatus=yes, CrashChVT=1,…

systemd-system.conf, system.conf.d, systemd-user.conf, user.conf.d – System and session service manager configuration files Synopsis /etc/systemd/system.conf, /etc/systemd/system.conf.d/*.conf, /run/systemd/system.conf.d/*.conf, /lib/systemd/system.conf.d/*.conf ~/.config/systemd/user.conf, /etc/systemd/user.conf, /etc/systemd/user.conf.d/*.conf, /run/systemd/user.conf.d/*.conf, /usr/lib/systemd/user.conf.d/*.conf Description When run as a system instance, systemd interprets the configuration file system.conf and the files in system.conf.d directories; when run as a user instance, it interprets the configuration file user.conf (either in…

systemd-sleep.conf – Suspend and hibernation configuration file Synopsis /etc/systemd/sleep.conf Description systemd supports three general power-saving modes: suspend a low-power state where execution of the OS is paused, and complete power loss might result in lost data, and which is fast to enter and exit. This corresponds to suspend, standby, or freeze states as understood by…

systemd-sleep.conf, sleep.conf.d – Suspend and hibernation configuration file Synopsis /etc/systemd/sleep.conf /etc/systemd/sleep.conf.d/*.conf /run/systemd/sleep.conf.d/*.conf /usr/lib/systemd/sleep.conf.d/*.conf Description systemd supports four general power-saving modes: suspend a low-power state where execution of the OS is paused, and complete power loss might result in lost data, and which is fast to enter and exit. This corresponds to suspend, standby, or freeze…

systemd-logind.conf – Login manager configuration file Synopsis /etc/systemd/systemd-logind.conf Description This files configures various parameters of the systemd login manager systemd-logind.service(8). Options All options are configured in the [Login] section: NAutoVTs= Takes a positive integer. How many virtual terminals to allocate by default and when switched to autospawn autovt services on (if they are otherwise unused)….

systemd-journald.conf – Journal service configuration file Synopsis /etc/systemd/systemd-journald.conf Description This files configures various parameters of the systemd journal service systemd-journald.service(8). Options All options are configured in the [Journal] section: Compress= Takes a boolean value. If enabled (the default) data objects that shall be stored in the journal and are larger than a certain threshold are…

systemd-system.conf, system.conf.d, systemd-user.conf, user.conf.d – System and session service manager configuration files Synopsis /etc/systemd/system.conf, /etc/systemd/system.conf.d/*.conf, /run/systemd/system.conf.d/*.conf, /lib/systemd/system.conf.d/*.conf ~/.config/systemd/user.conf, /etc/systemd/user.conf, /etc/systemd/user.conf.d/*.conf, /run/systemd/user.conf.d/*.conf, /usr/lib/systemd/user.conf.d/*.conf Description When run as a system instance, systemd interprets the configuration file system.conf and the files in system.conf.d directories; when run as a user instance, it interprets the configuration file user.conf (either in…

system-auth – Common configuration file for PAMified services Synopsis /etc/pam.d/system-auth /etc/pam.d/password-auth /etc/pam.d/fingerprint-auth /etc/pam.d/smartcard-auth Description The purpose of these configuration files are to provide a common interface for all applications and service daemons calling into the PAM library. The system-auth configuration file is included from nearly all individual service configuration files with the help of the…

system-auth-ac, password-auth-ac, smartcard-auth-ac, fingerprint-auth-ac, postlogin-ac – Common configuration files for PAMified services written by authconfig(8) Synopsis /etc/pam.d/system-auth-ac Description The purpose of this configuration file is to provide common configuration file for all applications and service daemons calling PAM library. The system-auth configuration file is included from all individual service configuration files with the help of…

sysstat – sysstat configuration file. Description This file is read by sa1(8) and sa2(8) shell scripts from the sysstat’s set of tools. It consists of a sequence of shell variable assignments used to configure sysstat logging. The variables and their meanings are: COMPRESSAFTER Number of days after which daily data files are to be compressed….

syslog-ng.conf – syslog-ng configuration file Synopsis syslog-ng.conf Description This manual page is only an abstract; for the complete documentation of syslog-ng, see m[blue]The syslog-ng Open Source Edition Administrator Guidem[][1] or m[blue]the official syslog-ng websitem[][2]. The syslog-ng OSE application is a flexible and highly scalable system logging application. Typically, syslog-ng is used to manage log messages…

sysfs – a filesystem for exporting kernel objects Description The sysfs filesystem is a pseudo-filesystem which provides an interface to kernel data structures. (More precisely, the files and directories in sysfs provide a view of the kobject structures defined internally within the kernel.) The files under sysfs provide information about devices, kernel modules, filesystems, and…

sysctl.d – Configure kernel parameters at boot Synopsis /etc/sysctl.d/*.conf /run/sysctl.d/*.conf /usr/lib/sysctl.d/*.conf Description At boot, systemd-sysctl.service(8) reads configuration files from the above directories to configure sysctl(8) kernel parameters. Configuration Format The configuration files contain a list of variable assignments, separated by newlines. Empty lines and lines whose first non-whitespace character is "#" or ";" are ignored….

sysctl.d – Configure kernel parameters at boot Synopsis /etc/sysctl.d/*.conf /run/sysctl.d/*.conf /usr/lib/sysctl.d/*.conf key.name.under.proc.sys = some value key/name/under/proc/sys = some value key/middle.part.with.dots/foo = 123 key.middle/part/with/dots.foo = 123 -key.that.will.not.fail = value key.pattern.*.with.glob = whatever -key.pattern.excluded.with.glob key.pattern.overridden.with.glob = custom Description At boot, systemd-sysctl.service(8) reads configuration files from the above directories to configure sysctl(8) kernel parameters. Configuration Format The configuration…

sysctl.conf – sysctl preload/configuration file Description sysctl.conf is a simple file containing sysctl values to be read in and set by sysctl. The syntax is simply as follows: # comment ; comment token = value Note that blank lines are ignored, and whitespace before and after a token or value is ignored, although a value…

Independent Name synctex – Synchronize TeXnology help file Description Synchronize TeXnology help file (synctexs) are text files that help input/output synchronization during document preparation with the TeX typesetting system. Basics The structure of this file should not be considered public, in the sense that no one should need to parse its contents, except the synctex…

svnserve.conf – Repository configuration file for svnserve Synopsis repository-path/conf/svnserve.conf Description svnserve.conf controls the behavior of the svnserve daemon on a per-repository basis. It is located in the conf subdirectory of the repository. The overall structure of the file is the same as the structure of Subversion user configuration files. At the top level are sections,…

svnserve.conf – Repository configuration file for svnserve Synopsis repository-path/conf/svnserve.conf Description svnserve.conf controls the behavior of the svnserve daemon on a per-repository basis. It is located in the conf subdirectory of the repository. The overall structure of the file is the same as the structure of Subversion user configuration files. At the top level are sections,…

libvga.config, svgalibrc – the svgalib configuration file Description The svgalib configuration is usually located in /etc/vga/libvga.config though one can reconfigure this location when recompiling svgalib. In the configuration file, everything between a # and the end of the line is ignored. Empty lines are also ignored. Since the driver you will use may not know…