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  2. Magic SysRq key - Wikipedia

    en.wikipedia.org/wiki/Magic_SysRq_key

    Display all currently held Locks (CONFIG_LOCKDEP kernel option is required) d: e: d: s: Send the SIGTERM signal to all processes except init (PID 1) e. e: f: Call oom_kill, which kills a process to alleviate an OOM condition f: u: f: t: When using Kernel Mode Setting, switch to the kernel's framebuffer console. [5] If the in-kernel debugger kdb ...

  3. kill (command) - Wikipedia

    en.wikipedia.org/wiki/Kill_(command)

    However, on others such as IRIX, Linux, and FreeBSD, an argument is supplied specifying the name of the process (or processes) to kill. For instance, to kill a process such as an instance of the XMMS music player invoked by xmms, the user would run the command killall xmms. This would kill all processes named xmms, and is equivalent to kill ...

  4. killall - Wikipedia

    en.wikipedia.org/wiki/Killall

    killall is a command line utility available on Unix-like systems. There are two very different implementations. The implementation supplied with genuine UNIX System V (including Solaris) and Linux sysvinit tools kills all processes that the user is able to kill, potentially shutting down the system if run by root.

  5. Configuration file - Wikipedia

    en.wikipedia.org/wiki/Configuration_file

    In computing, configuration files (commonly known simply as config files) are files used to configure the parameters and initial settings for some computer programs or applications, server processes and operating system settings.

  6. SIGHUP - Wikipedia

    en.wikipedia.org/wiki/SIGHUP

    Most modern Linux distributions documentation specify using kill-HUP <processID> to send the SIGHUP signal. [ 3 ] Daemon programs sometimes use SIGHUP as a signal to restart themselves, the most common reason for this being to re-read a configuration file that has been changed.

  7. systemd - Wikipedia

    en.wikipedia.org/wiki/Systemd

    systemd is a software suite that provides an array of system components for Linux [7] operating systems. The main aim is to unify service configuration and behavior across Linux distributions. [8] Its primary component is a "system and service manager" — an init system used to bootstrap user space and manage user processes.

  8. exit (system call) - Wikipedia

    en.wikipedia.org/wiki/Exit_(system_call)

    Such an orphan process becomes a child of a special root process, which then waits for the child process to terminate. Likewise, a similar strategy is used to deal with a zombie process, which is a child process that has terminated but whose exit status is ignored by its parent process. Such a process becomes the child of a special parent ...

  9. IRCd - Wikipedia

    en.wikipedia.org/wiki/IRCd

    An O-line (frequently also spelled as O:line [citation needed]; on IRCds that support local operators, the O-lines of those are called o:lines with a lower-case O [citation needed]), shortened from Operator Line and derived from the line-based configuration file of the original IRCd, is a line of code in an IRC daemon configuration file that ...