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authorBruce Dubbs <bdubbs@linuxfromscratch.org>2020-06-07 20:16:00 +0000
committerBruce Dubbs <bdubbs@linuxfromscratch.org>2020-06-07 20:16:00 +0000
commitfcc027677da55c41dcaea045f5b9ff8b088e6495 (patch)
tree42500a7858959695b971e7f28f1d0bf33185db2e /chapter08/util-linux.xml
parentd53fefab5a6772fef606392a61608fc290e6a7ae (diff)
Initial commit of alternative cross LFS
git-svn-id: http://svn.linuxfromscratch.org/LFS/branches/cross2@11897 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
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+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
+ "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
+ <!ENTITY % general-entities SYSTEM "../general.ent">
+ %general-entities;
+]>
+
+<sect1 id="ch-system-util-linux" role="wrap">
+ <?dbhtml filename="util-linux.html"?>
+
+ <sect1info condition="script">
+ <productname>util-linux</productname>
+ <productnumber>&util-linux-version;</productnumber>
+ <address>&util-linux-url;</address>
+ </sect1info>
+
+ <title>Util-linux-&util-linux-version;</title>
+
+ <indexterm zone="ch-system-util-linux">
+ <primary sortas="a-Util-linux">Util-linux</primary>
+ </indexterm>
+
+ <sect2 role="package">
+ <title/>
+
+ <para>The Util-linux package contains miscellaneous utility programs.
+ Among them are utilities for handling file systems, consoles, partitions,
+ and messages.</para>
+
+ <segmentedlist>
+ <segtitle>&buildtime;</segtitle>
+ <segtitle>&diskspace;</segtitle>
+
+ <seglistitem>
+ <seg>&util-linux-ch6-sbu;</seg>
+ <seg>&util-linux-ch6-du;</seg>
+ </seglistitem>
+ </segmentedlist>
+
+ </sect2>
+
+ <sect2 role="installation">
+ <title>Installation of Util-linux</title>
+
+ <para>The FHS recommends using the <filename
+ class="directory">/var/lib/hwclock</filename> directory instead of the
+ usual <filename class="directory">/etc</filename> directory as the
+ location for the <filename>adjtime</filename> file. Create this directory
+ with:</para>
+
+<screen><userinput remap="pre">mkdir -pv /var/lib/hwclock</userinput></screen>
+
+ <para>Prepare Util-linux for compilation:</para>
+
+<screen revision="sysv"><userinput remap="configure">./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
+ --docdir=/usr/share/doc/util-linux-&util-linux-version; \
+ --disable-chfn-chsh \
+ --disable-login \
+ --disable-nologin \
+ --disable-su \
+ --disable-setpriv \
+ --disable-runuser \
+ --disable-pylibmount \
+ --disable-static \
+ --without-python \
+ --without-systemd \
+ --without-systemdsystemunitdir</userinput></screen>
+
+<screen revision="systemd"><userinput remap="configure">./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
+ --docdir=/usr/share/doc/util-linux-&util-linux-version; \
+ --disable-chfn-chsh \
+ --disable-login \
+ --disable-nologin \
+ --disable-su \
+ --disable-setpriv \
+ --disable-runuser \
+ --disable-pylibmount \
+ --disable-static \
+ --without-python</userinput></screen>
+
+ <para>The --disable and --without options prevent warnings about
+ building components that require packages not in LFS or are
+ inconsistent with programs installed by other packages.</para>
+
+ <para>Compile the package:</para>
+
+<screen><userinput remap="make">make</userinput></screen>
+
+ <para>If desired, run the test suite as a non-root user:</para>
+
+ <warning><para>Running the test suite as the root user can be harmful to
+ your system. To run it, the CONFIG_SCSI_DEBUG option for the kernel must
+ be available in the currently running system, and must be built as a
+ module. Building it into the kernel will prevent booting. For complete
+ coverage, other BLFS packages must be installed. If desired, this test can
+ be run after rebooting into the completed LFS system and running:</para>
+
+<screen role="nodump"><userinput>bash tests/run.sh --srcdir=$PWD --builddir=$PWD</userinput></screen>
+ </warning>
+
+<screen><userinput remap="test">chown -Rv tester .
+su tester -c "make -k check"</userinput></screen>
+
+ <para>Install the package:</para>
+
+<screen><userinput remap="install">make install</userinput></screen>
+
+ </sect2>
+
+ <sect2 id="contents-utillinux" role="content">
+ <title>Contents of Util-linux</title>
+
+ <segmentedlist>
+ <segtitle>Installed programs</segtitle>
+ <segtitle>Installed libraries</segtitle>
+ <segtitle>Installed directories</segtitle>
+
+ <seglistitem>
+ <seg>addpart, agetty, blkdiscard, blkid, blkzone, blockdev, cal, cfdisk, chcpu,
+ chmem, choom, chrt, col, colcrt, colrm, column, ctrlaltdel, delpart, dmesg,
+ eject, fallocate, fdformat, fdisk, fincore, findfs, findmnt, flock, fsck,
+ fsck.cramfs, fsck.minix, fsfreeze, fstrim, getopt, hexdump, hwclock,
+ i386, ionice, ipcmk, ipcrm, ipcs, isosize, kill, last, lastb (link to
+ last), ldattach, linux32, linux64, logger, look, losetup, lsblk, lscpu,
+ lsipc, lslocks, lslogins, lsmem, lsns, mcookie, mesg, mkfs, mkfs.bfs, mkfs.cramfs, mkfs.minix, mkswap,
+ more, mount, mountpoint, namei, nsenter, partx, pivot_root, prlimit, raw,
+ readprofile, rename, renice, resizepart, rev, rfkill, rtcwake, script,
+ scriptreplay, setarch, setsid, setterm, sfdisk, sulogin, swaplabel,
+ swapoff (link to swapon), swapon, switch_root, taskset, ul,
+ umount, uname26, unshare, utmpdump, uuidd, uuidgen, uuidparse, wall, wdctl, whereis,
+ wipefs, x86_64, and zramctl</seg>
+ <seg>libblkid.so, libfdisk.so, libmount.so,
+ libsmartcols.so, and libuuid.so</seg>
+ <seg>/usr/include/blkid,
+ /usr/include/libfdisk,
+ /usr/include/libmount,
+ /usr/include/libsmartcols,
+ /usr/include/uuid,
+ /usr/share/doc/util-linux-&util-linux-version;,
+ and /var/lib/hwclock</seg>
+ </seglistitem>
+ </segmentedlist>
+
+ <variablelist>
+ <bridgehead renderas="sect3">Short Descriptions</bridgehead>
+ <?dbfo list-presentation="list"?>
+ <?dbhtml list-presentation="table"?>
+
+ <varlistentry id="addpart">
+ <term><command>addpart</command></term>
+ <listitem>
+ <para>Informs the Linux kernel of new partitions</para>
+ <indexterm zone="ch-system-util-linux addpart">
+ <primary sortas="b-addpart">addpart</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="agetty">
+ <term><command>agetty</command></term>
+ <listitem>
+ <para>Opens a tty port, prompts for a login name,
+ and then invokes the <command>login</command> program</para>
+ <indexterm zone="ch-system-util-linux agetty">
+ <primary sortas="b-agetty">agetty</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="blkdiscard">
+ <term><command>blkdiscard</command></term>
+ <listitem>
+ <para>Discards sectors on a device</para>
+ <indexterm zone="ch-system-util-linux blkdiscard">
+ <primary sortas="b-blkdiscard">blkdiscard</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="blkid">
+ <term><command>blkid</command></term>
+ <listitem>
+ <para>A command line utility to locate and print block device
+ attributes</para>
+ <indexterm zone="ch-system-util-linux blkid">
+ <primary sortas="b-blkid">blkid</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="blkzone">
+ <term><command>blkzone</command></term>
+ <listitem>
+ <para>Runs zone command on the given block device</para>
+ <indexterm zone="ch-system-util-linux blkzone">
+ <primary sortas="b-blkzone">blkzone</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="blockdev">
+ <term><command>blockdev</command></term>
+ <listitem>
+ <para>Allows users to call block device ioctls from the command
+ line</para>
+ <indexterm zone="ch-system-util-linux blockdev">
+ <primary sortas="b-blockdev">blockdev</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="cal">
+ <term><command>cal</command></term>
+ <listitem>
+ <para>Displays a simple calendar</para>
+ <indexterm zone="ch-system-util-linux cal">
+ <primary sortas="b-cal">cal</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="cfdisk">
+ <term><command>cfdisk</command></term>
+ <listitem>
+ <para>Manipulates the partition table of the given device</para>
+ <indexterm zone="ch-system-util-linux cfdisk">
+ <primary sortas="b-cfdisk">cfdisk</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="chcpu">
+ <term><command>chcpu</command></term>
+ <listitem>
+ <para>Modifies the state of CPUs</para>
+ <indexterm zone="ch-system-util-linux chcpu">
+ <primary sortas="b-chcpu">chcpu</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="chmem">
+ <term><command>chmem</command></term>
+ <listitem>
+ <para>Configures memory</para>
+ <indexterm zone="ch-system-util-linux chmem">
+ <primary sortas="b-chmem">chmem</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="choom">
+ <term><command>choom</command></term>
+ <listitem>
+ <para>Displays and adjusts OOM-killer score</para>
+ <indexterm zone="ch-system-util-linux choom">
+ <primary sortas="b-choom">choom</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="chrt">
+ <term><command>chrt</command></term>
+ <listitem>
+ <para>Manipulates real-time attributes of a process</para>
+ <indexterm zone="ch-system-util-linux chrt">
+ <primary sortas="b-chrt">chrt</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="col">
+ <term><command>col</command></term>
+ <listitem>
+ <para>Filters out reverse line feeds</para>
+ <indexterm zone="ch-system-util-linux col">
+ <primary sortas="b-col">col</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="colcrt">
+ <term><command>colcrt</command></term>
+ <listitem>
+ <para>Filters <command>nroff</command> output for terminals
+ that lack some capabilities, such as overstriking and half-lines</para>
+ <indexterm zone="ch-system-util-linux colcrt">
+ <primary sortas="b-colcrt">colcrt</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="colrm">
+ <term><command>colrm</command></term>
+ <listitem>
+ <para>Filters out the given columns</para>
+ <indexterm zone="ch-system-util-linux colrm">
+ <primary sortas="b-colrm">colrm</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="column">
+ <term><command>column</command></term>
+ <listitem>
+ <para>Formats a given file into multiple columns</para>
+ <indexterm zone="ch-system-util-linux column">
+ <primary sortas="b-column">column</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="ctrlaltdel">
+ <term><command>ctrlaltdel</command></term>
+ <listitem>
+ <para>Sets the function of the Ctrl+Alt+Del key combination to a
+ hard or a soft reset</para>
+ <indexterm zone="ch-system-util-linux ctrlaltdel">
+ <primary sortas="b-ctrlaltdel">ctrlaltdel</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="delpart">
+ <term><command>delpart</command></term>
+ <listitem>
+ <para>Asks the Linux kernel to remove a partition</para>
+ <indexterm zone="ch-system-util-linux delpart">
+ <primary sortas="b-delpart">delpart</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="dmesg">
+ <term><command>dmesg</command></term>
+ <listitem>
+ <para>Dumps the kernel boot messages</para>
+ <indexterm zone="ch-system-util-linux dmesg">
+ <primary sortas="b-dmesg">dmesg</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="eject">
+ <term><command>eject</command></term>
+ <listitem>
+ <para>Ejects removable media</para>
+ <indexterm zone="ch-system-util-linux eject">
+ <primary sortas="b-eject">eject</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="fallocate">
+ <term><command>fallocate</command></term>
+ <listitem>
+ <para>Preallocates space to a file</para>
+ <indexterm zone="ch-system-util-linux fallocate">
+ <primary sortas="b-fallocate">fallocate</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="fdformat">
+ <term><command>fdformat</command></term>
+ <listitem>
+ <para>Low-level formats a floppy disk</para>
+ <indexterm zone="ch-system-util-linux fdformat">
+ <primary sortas="b-fdformat">fdformat</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="fdisk">
+ <term><command>fdisk</command></term>
+ <listitem>
+ <para>Manipulates the partition table of the given device</para>
+ <indexterm zone="ch-system-util-linux fdisk">
+ <primary sortas="b-fdisk">fdisk</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="fincore">
+ <term><command>fincore</command></term>
+ <listitem>
+ <para>Counts pages of file contents in core</para>
+ <indexterm zone="ch-system-util-linux fincore">
+ <primary sortas="b-fincore">fincore</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="findfs">
+ <term><command>findfs</command></term>
+ <listitem>
+ <para>Finds a file system by label or Universally Unique Identifier
+ (UUID)</para>
+ <indexterm zone="ch-system-util-linux findfs">
+ <primary sortas="b-findfs">findfs</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="findmnt">
+ <term><command>findmnt</command></term>
+ <listitem>
+ <para>Is a command line interface to the libmount library
+ for work with mountinfo, fstab and mtab files</para>
+ <indexterm zone="ch-system-util-linux findmnt">
+ <primary sortas="b-findmnt">findmnt</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="flock">
+ <term><command>flock</command></term>
+ <listitem>
+ <para>Acquires a file lock and then executes a command with the lock
+ held</para>
+ <indexterm zone="ch-system-util-linux flock">
+ <primary sortas="b-flock">flock</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="fsck">
+ <term><command>fsck</command></term>
+ <listitem>
+ <para>Is used to check, and optionally repair, file systems</para>
+ <indexterm zone="ch-system-util-linux fsck">
+ <primary sortas="b-fsck">fsck</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="fsck.cramfs">
+ <term><command>fsck.cramfs</command></term>
+ <listitem>
+ <para>Performs a consistency check on the Cramfs file system on the
+ given device</para>
+ <indexterm zone="ch-system-util-linux fsck.cramfs">
+ <primary sortas="b-fsck.cramfs">fsck.cramfs</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="fsck.minix">
+ <term><command>fsck.minix</command></term>
+ <listitem>
+ <para>Performs a consistency check on the Minix file system on the
+ given device</para>
+ <indexterm zone="ch-system-util-linux fsck.minix">
+ <primary sortas="b-fsck.minix">fsck.minix</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="fsfreeze">
+ <term><command>fsfreeze</command></term>
+ <listitem>
+ <para>Is a very simple wrapper around FIFREEZE/FITHAW ioctl
+ kernel driver operations</para>
+ <indexterm zone="ch-system-util-linux fsfreeze">
+ <primary sortas="b-fsfreeze">fsfreeze</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="fstrim">
+ <term><command>fstrim</command></term>
+ <listitem>
+ <para>Discards unused blocks on a mounted filesystem</para>
+ <indexterm zone="ch-system-util-linux fstrim">
+ <primary sortas="b-fstrim">fstrim</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="getopt">
+ <term><command>getopt</command></term>
+ <listitem>
+ <para>Parses options in the given command line</para>
+ <indexterm zone="ch-system-util-linux getopt">
+ <primary sortas="b-getopt">getopt</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="hexdump">
+ <term><command>hexdump</command></term>
+ <listitem>
+ <para>Dumps the given file in hexadecimal or in another given
+ format</para>
+ <indexterm zone="ch-system-util-linux hexdump">
+ <primary sortas="b-hexdump">hexdump</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="hwclock">
+ <term><command>hwclock</command></term>
+ <listitem>
+ <para>Reads or sets the system's hardware clock, also called
+ the Real-Time Clock (RTC) or Basic Input-Output System (BIOS)
+ clock</para>
+ <indexterm zone="ch-system-util-linux hwclock">
+ <primary sortas="b-hwclock">hwclock</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="i386">
+ <term><command>i386</command></term>
+ <listitem>
+ <para>A symbolic link to setarch</para>
+ <indexterm zone="ch-system-util-linux i386">
+ <primary sortas="b-i386">i386</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="ionice">
+ <term><command>ionice</command></term>
+ <listitem>
+ <para>Gets or sets the io scheduling class and priority for a program</para>
+ <indexterm zone="ch-system-util-linux ionice">
+ <primary sortas="b-ionice">ionice</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="ipcmk">
+ <term><command>ipcmk</command></term>
+ <listitem>
+ <para>Creates various IPC resources</para>
+ <indexterm zone="ch-system-util-linux ipcmk">
+ <primary sortas="b-ipcmk">ipcmk</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="ipcrm">
+ <term><command>ipcrm</command></term>
+ <listitem>
+ <para>Removes the given Inter-Process Communication (IPC) resource</para>
+ <indexterm zone="ch-system-util-linux ipcrm">
+ <primary sortas="b-ipcrm">ipcrm</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="ipcs">
+ <term><command>ipcs</command></term>
+ <listitem>
+ <para>Provides IPC status information</para>
+ <indexterm zone="ch-system-util-linux ipcs">
+ <primary sortas="b-ipcs">ipcs</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="isosize">
+ <term><command>isosize</command></term>
+ <listitem>
+ <para>Reports the size of an iso9660 file system</para>
+ <indexterm zone="ch-system-util-linux isosize">
+ <primary sortas="b-isosize">isosize</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="kill">
+ <term><command>kill</command></term>
+ <listitem>
+ <para>Sends signals to processes</para>
+ <indexterm zone="ch-system-util-linux kill">
+ <primary sortas="b-kill">kill</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="last">
+ <term><command>last</command></term>
+ <listitem>
+ <para>Shows which users last logged in (and out), searching back
+ through the <filename>/var/log/wtmp</filename> file; it also shows
+ system boots, shutdowns, and run-level changes</para>
+ <indexterm zone="ch-system-util-linux last">
+ <primary sortas="b-last">last</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="lastb">
+ <term><command>lastb</command></term>
+ <listitem>
+ <para>Shows the failed login attempts, as logged in
+ <filename>/var/log/btmp</filename></para>
+ <indexterm zone="ch-system-util-linux lastb">
+ <primary sortas="b-lastb">lastb</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="ldattach">
+ <term><command>ldattach</command></term>
+ <listitem>
+ <para>Attaches a line discipline to a serial line</para>
+ <indexterm zone="ch-system-util-linux ldattach">
+ <primary sortas="b-ldattach">ldattach</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="linux32">
+ <term><command>linux32</command></term>
+ <listitem>
+ <para>A symbolic link to setarch</para>
+ <indexterm zone="ch-system-util-linux linux32">
+ <primary sortas="b-linux32">linux32</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="linux64">
+ <term><command>linux64</command></term>
+ <listitem>
+ <para>A symbolic link to setarch</para>
+ <indexterm zone="ch-system-util-linux linux64">
+ <primary sortas="b-linux64">linux64</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="logger">
+ <term><command>logger</command></term>
+ <listitem>
+ <para>Enters the given message into the system log</para>
+ <indexterm zone="ch-system-util-linux logger">
+ <primary sortas="b-logger">logger</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="look">
+ <term><command>look</command></term>
+ <listitem>
+ <para>Displays lines that begin with the given string</para>
+ <indexterm zone="ch-system-util-linux look">
+ <primary sortas="b-look">look</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="losetup">
+ <term><command>losetup</command></term>
+ <listitem>
+ <para>Sets up and controls loop devices</para>
+ <indexterm zone="ch-system-util-linux losetup">
+ <primary sortas="b-losetup">losetup</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="lsblk">
+ <term><command>lsblk</command></term>
+ <listitem>
+ <para>Lists information about all or selected block devices in
+ a tree-like format</para>
+ <indexterm zone="ch-system-util-linux lsblk">
+ <primary sortas="b-lsblk">lsblk</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="lscpu">
+ <term><command>lscpu</command></term>
+ <listitem>
+ <para>Prints CPU architecture information</para>
+ <indexterm zone="ch-system-util-linux lscpu">
+ <primary sortas="b-lscpu">lscpu</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="lsipc">
+ <term><command>lsipc</command></term>
+ <listitem>
+ <para>Prints information on IPC facilities currently employed
+ in the system</para>
+ <indexterm zone="ch-system-util-linux lsipc">
+ <primary sortas="b-lsipc">lsipc</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="lslocks">
+ <term><command>lslocks</command></term>
+ <listitem>
+ <para>Lists local system locks</para>
+ <indexterm zone="ch-system-util-linux lslocks">
+ <primary sortas="b-lslocks">lslocks</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="lslogins">
+ <term><command>lslogins</command></term>
+ <listitem>
+ <para>Lists information about users, groups and system accounts</para>
+ <indexterm zone="ch-system-util-linux lslogins">
+ <primary sortas="b-lslogins">lslogins</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="lsmem">
+ <term><command>lsmem</command></term>
+ <listitem>
+ <para>Lists the ranges of available memory with their online
+ status</para>
+ <indexterm zone="ch-system-util-linux lsmem">
+ <primary sortas="b-lsmem">lsmem</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="lsns">
+ <term><command>lsns</command></term>
+ <listitem>
+ <para>Lists namespaces</para>
+ <indexterm zone="ch-system-util-linux lsns">
+ <primary sortas="b-lsns">lsns</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="mcookie">
+ <term><command>mcookie</command></term>
+ <listitem>
+ <para>Generates magic cookies (128-bit random hexadecimal numbers) for
+ <command>xauth</command></para>
+ <indexterm zone="ch-system-util-linux mcookie">
+ <primary sortas="b-mcookie">mcookie</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="mesg">
+ <term><command>mesg</command></term>
+ <listitem>
+ <para>Controls whether other users can send messages to the current
+ user's terminal</para>
+ <indexterm zone="ch-system-util-linux mesg">
+ <primary sortas="b-mesg">mesg</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="mkfs">
+ <term><command>mkfs</command></term>
+ <listitem>
+ <para>Builds a file system on a device (usually a hard disk
+ partition)</para>
+ <indexterm zone="ch-system-util-linux mkfs">
+ <primary sortas="b-mkfs">mkfs</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="mkfs.bfs">
+ <term><command>mkfs.bfs</command></term>
+ <listitem>
+ <para>Creates a Santa Cruz Operations (SCO) bfs file system</para>
+ <indexterm zone="ch-system-util-linux mkfs.bfs">
+ <primary sortas="b-mkfs.bfs">mkfs.bfs</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="mkfs.cramfs">
+ <term><command>mkfs.cramfs</command></term>
+ <listitem>
+ <para>Creates a cramfs file system</para>
+ <indexterm zone="ch-system-util-linux mkfs.cramfs">
+ <primary sortas="b-mkfs.cramfs">mkfs.cramfs</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="mkfs.minix">
+ <term><command>mkfs.minix</command></term>
+ <listitem>
+ <para>Creates a Minix file system</para>
+ <indexterm zone="ch-system-util-linux mkfs.minix">
+ <primary sortas="b-mkfs.minix">mkfs.minix</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="mkswap">
+ <term><command>mkswap</command></term>
+ <listitem>
+ <para>Initializes the given device or file to be used as a swap
+ area</para>
+ <indexterm zone="ch-system-util-linux mkswap">
+ <primary sortas="b-mkswap">mkswap</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="more">
+ <term><command>more</command></term>
+ <listitem>
+ <para>A filter for paging through text one screen at a time</para>
+ <indexterm zone="ch-system-util-linux more">
+ <primary sortas="b-more">more</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="mount">
+ <term><command>mount</command></term>
+ <listitem>
+ <para>Attaches the file system on the given device to a specified
+ directory in the file-system tree</para>
+ <indexterm zone="ch-system-util-linux mount">
+ <primary sortas="b-mount">mount</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="mountpoint">
+ <term><command>mountpoint</command></term>
+ <listitem>
+ <para>Checks if the directory is a mountpoint</para>
+ <indexterm zone="ch-system-util-linux mountpoint">
+ <primary sortas="b-mountpoint">mountpoint</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="namei">
+ <term><command>namei</command></term>
+ <listitem>
+ <para>Shows the symbolic links in the given pathnames</para>
+ <indexterm zone="ch-system-util-linux namei">
+ <primary sortas="b-namei">namei</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="nsenter">
+ <term><command>nsenter</command></term>
+ <listitem>
+ <para>Runs a program with namespaces of other processes</para>
+ <indexterm zone="ch-system-util-linux nsenter">
+ <primary sortas="b-nsenter">nsenter</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="partx">
+ <term><command>partx</command></term>
+ <listitem>
+ <para>Tells the kernel about the presence and numbering of on-disk
+ partitions</para>
+ <indexterm zone="ch-system-util-linux partx">
+ <primary sortas="b-partx">partx</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="pivot_root">
+ <term><command>pivot_root</command></term>
+ <listitem>
+ <para>Makes the given file system the new root file system of the
+ current process</para>
+ <indexterm zone="ch-system-util-linux pivot_root">
+ <primary sortas="b-pivot_root">pivot_root</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="prlimit">
+ <term><command>prlimit</command></term>
+ <listitem>
+ <para>Get and set a process' resource limits</para>
+ <indexterm zone="ch-system-util-linux prlimit">
+ <primary sortas="b-prlimit">prlimit</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="raw">
+ <term><command>raw</command></term>
+ <listitem>
+ <para>Bind a Linux raw character device to a block device</para>
+ <indexterm zone="ch-system-util-linux raw">
+ <primary sortas="b-raw">raw</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="readprofile">
+ <term><command>readprofile</command></term>
+ <listitem>
+ <para>Reads kernel profiling information</para>
+ <indexterm zone="ch-system-util-linux readprofile">
+ <primary sortas="b-readprofile">readprofile</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="rename">
+ <term><command>rename</command></term>
+ <listitem>
+ <para>Renames the given files, replacing a given string with
+ another</para>
+ <indexterm zone="ch-system-util-linux rename">
+ <primary sortas="b-rename">rename</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="renice">
+ <term><command>renice</command></term>
+ <listitem>
+ <para>Alters the priority of running processes</para>
+ <indexterm zone="ch-system-util-linux renice">
+ <primary sortas="b-renice">renice</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="resizepart">
+ <term><command>resizepart</command></term>
+ <listitem>
+ <para>Asks the Linux kernel to resize a partition</para>
+ <indexterm zone="ch-system-util-linux resizepart">
+ <primary sortas="b-resizepart">resizepart</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="rev">
+ <term><command>rev</command></term>
+ <listitem>
+ <para>Reverses the lines of a given file</para>
+ <indexterm zone="ch-system-util-linux rev">
+ <primary sortas="b-rev">rev</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="rkfill">
+ <term><command>rkfill</command></term>
+ <listitem>
+ <para>Tool for enabling and disabling wireless devices</para>
+ <indexterm zone="ch-system-util-linux rkfill">
+ <primary sortas="b-rkfill">rkfill</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="rtcwake">
+ <term><command>rtcwake</command></term>
+ <listitem>
+ <para>Used to enter a system sleep state until specified wakeup
+ time</para>
+ <indexterm zone="ch-system-util-linux rtcwake">
+ <primary sortas="b-rtcwake">rtcwake</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="script">
+ <term><command>script</command></term>
+ <listitem>
+ <para>Makes a typescript of a terminal session</para>
+ <indexterm zone="ch-system-util-linux script">
+ <primary sortas="b-script">script</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="scriptreplay">
+ <term><command>scriptreplay</command></term>
+ <listitem>
+ <para>Plays back typescripts using timing information</para>
+ <indexterm zone="ch-system-util-linux scriptreplay">
+ <primary sortas="b-scriptreplay">scriptreplay</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="setarch">
+ <term><command>setarch</command></term>
+ <listitem>
+ <para>Changes reported architecture in a new program environment and
+ sets personality flags</para>
+ <indexterm zone="ch-system-util-linux setarch">
+ <primary sortas="b-setarch">setarch</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="setsid">
+ <term><command>setsid</command></term>
+ <listitem>
+ <para>Runs the given program in a new session</para>
+ <indexterm zone="ch-system-util-linux setsid">
+ <primary sortas="b-setsid">setsid</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="setterm">
+ <term><command>setterm</command></term>
+ <listitem>
+ <para>Sets terminal attributes</para>
+ <indexterm zone="ch-system-util-linux setterm">
+ <primary sortas="b-setterm">setterm</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="sfdisk">
+ <term><command>sfdisk</command></term>
+ <listitem>
+ <para>A disk partition table manipulator</para>
+ <indexterm zone="ch-system-util-linux sfdisk">
+ <primary sortas="b-sfdisk">sfdisk</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="sulogin">
+ <term><command>sulogin</command></term>
+ <listitem>
+ <para>Allows <systemitem class="username">root</systemitem> to log in;
+ it is normally invoked by <command>init</command> when the system goes
+ into single user mode</para>
+ <indexterm zone="ch-system-util-linux sulogin">
+ <primary sortas="b-sulogin">sulogin</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="swaplabel">
+ <term><command>swaplabel</command></term>
+ <listitem>
+ <para>Allows to change swaparea UUID and label</para>
+ <indexterm zone="ch-system-util-linux swaplabel">
+ <primary sortas="b-swaplabel">swaplabel</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="swapoff">
+ <term><command>swapoff</command></term>
+ <listitem>
+ <para>Disables devices and files for paging and swapping</para>
+ <indexterm zone="ch-system-util-linux swapoff">
+ <primary sortas="b-swapoff">swapoff</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="swapon">
+ <term><command>swapon</command></term>
+ <listitem>
+ <para>Enables devices and files for paging and swapping and
+ lists the devices and files currently in use</para>
+ <indexterm zone="ch-system-util-linux swapon">
+ <primary sortas="b-swapon">swapon</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="switch_root">
+ <term><command>switch_root</command></term>
+ <listitem>
+ <para>Switches to another filesystem as the root of the mount tree</para>
+ <indexterm zone="ch-system-util-linux switch_root">
+ <primary sortas="b-switch_root">switch_root</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="tailf">
+ <term><command>tailf</command></term>
+ <listitem>
+ <para>Tracks the growth of a log file; displays the last 10 lines
+ of a log file, then continues displaying any new entries in the
+ log file as they are created</para>
+ <indexterm zone="ch-system-util-linux tailf">
+ <primary sortas="b-tailf">tailf</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="taskset">
+ <term><command>taskset</command></term>
+ <listitem>
+ <para>Retrieves or sets a process' CPU affinity</para>
+ <indexterm zone="ch-system-util-linux taskset">
+ <primary sortas="b-taskset">taskset</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="ul">
+ <term><command>ul</command></term>
+ <listitem>
+ <para>A filter for translating underscores into escape sequences
+ indicating underlining for the terminal in use</para>
+ <indexterm zone="ch-system-util-linux ul">
+ <primary sortas="b-ul">ul</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="umount">
+ <term><command>umount</command></term>
+ <listitem>
+ <para>Disconnects a file system from the system's file tree</para>
+ <indexterm zone="ch-system-util-linux umount">
+ <primary sortas="b-umount">umount</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="uname26">
+ <term><command>uname26</command></term>
+ <listitem>
+ <para>A symbolic link to setarch</para>
+ <indexterm zone="ch-system-util-linux uname26">
+ <primary sortas="b-uname26">uname26</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="unshare">
+ <term><command>unshare</command></term>
+ <listitem>
+ <para>Runs a program with some namespaces unshared from parent</para>
+ <indexterm zone="ch-system-util-linux unshare">
+ <primary sortas="b-unshare">unshare</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="utmpdump">
+ <term><command>utmpdump</command></term>
+ <listitem>
+ <para>Displays the content of the given login file in a more
+ user-friendly format</para>
+ <indexterm zone="ch-system-util-linux utmpdump">
+ <primary sortas="b-utmpdump">utmpdump</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="uuidd">
+ <term><command>uuidd</command></term>
+ <listitem>
+ <para>A daemon used by the UUID library to generate time-based
+ UUIDs in a secure and guaranteed-unique fashion</para>
+ <indexterm zone="ch-system-util-linux uuidd">
+ <primary sortas="b-uuidd">uuidd</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="uuidgen">
+ <term><command>uuidgen</command></term>
+ <listitem>
+ <para>Creates new UUIDs. Each new UUID can reasonably be considered
+ unique among all UUIDs created, on the local system and on other
+ systems, in the past and in the future</para>
+ <indexterm zone="ch-system-util-linux uuidgen">
+ <primary sortas="b-uuidgen">uuidgen</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="uuidparse">
+ <term><command>uuidparse</command></term>
+ <listitem>
+ <para>An utility to parse unique identifiers</para>
+ <indexterm zone="ch-system-util-linux uuidparse">
+ <primary sortas="b-uuidparse">uuidparse</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="wall">
+ <term><command>wall</command></term>
+ <listitem>
+ <para>Displays the contents of a file or, by default, its standard
+ input, on the terminals of all currently logged in users</para>
+ <indexterm zone="ch-system-util-linux wall">
+ <primary sortas="b-wall">wall</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="wdctl">
+ <term><command>wdctl</command></term>
+ <listitem>
+ <para>Shows hardware watchdog status</para>
+ <indexterm zone="ch-system-util-linux wdctl">
+ <primary sortas="b-wdctl">wdctl</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="whereis">
+ <term><command>whereis</command></term>
+ <listitem>
+ <para>Reports the location of the binary, source, and man page
+ for the given command</para>
+ <indexterm zone="ch-system-util-linux whereis">
+ <primary sortas="b-whereis">whereis</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="wipefs">
+ <term><command>wipefs</command></term>
+ <listitem>
+ <para>Wipes a filesystem signature from a device</para>
+ <indexterm zone="ch-system-util-linux wipefs">
+ <primary sortas="b-wipefs">wipefs</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="x86_64">
+ <term><command>x86_64</command></term>
+ <listitem>
+ <para>A symbolic link to setarch</para>
+ <indexterm zone="ch-system-util-linux x86_64">
+ <primary sortas="b-x86_64">x86_64</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="zramctl">
+ <term><command>zramctl</command></term>
+ <listitem>
+ <para>A program to set up and control zram (compressed ram disk)
+ devices</para>
+ <indexterm zone="ch-system-util-linux zramctl">
+ <primary sortas="b-zramctl">zramctl</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="libblkid">
+ <term><filename class="libraryfile">libblkid</filename></term>
+ <listitem>
+ <para>Contains routines for device identification and token
+ extraction</para>
+ <indexterm zone="ch-system-util-linux libblkid">
+ <primary sortas="c-libblkid">libblkid</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="libfdisk">
+ <term><filename class="libraryfile">libfdisk</filename></term>
+ <listitem>
+ <para>Contains routines for manipulating partition tables</para>
+ <indexterm zone="ch-system-util-linux libfdisk">
+ <primary sortas="c-libfdisk">libfdisk</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="libmount">
+ <term><filename class="libraryfile">libmount</filename></term>
+ <listitem>
+ <para>Contains routines for block device mounting and
+ unmounting</para>
+ <indexterm zone="ch-system-util-linux libmount">
+ <primary sortas="c-libmount">libmount</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="libsmartcols">
+ <term><filename class="libraryfile">libsmartcols</filename></term>
+ <listitem>
+ <para>Contains routines for aiding screen output in tabular form</para>
+ <indexterm zone="ch-system-util-linux libsmartcols">
+ <primary sortas="c-libsmartcols">libsmartcols</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry id="libuuid">
+ <term><filename class="libraryfile">libuuid</filename></term>
+ <listitem>
+ <para>Contains routines for generating unique identifiers for objects
+ that may be accessible beyond the local system</para>
+ <indexterm zone="ch-system-util-linux libuuid">
+ <primary sortas="c-libuuid">libuuid</primary>
+ </indexterm>
+ </listitem>
+ </varlistentry>
+
+ </variablelist>
+
+ </sect2>
+
+</sect1>