source: chapter08/util-linux.xml@ a08b5f0

multilib
Last change on this file since a08b5f0 was a08b5f0, checked in by Thomas Trepl (Moody) <thomas@…>, 2 years ago

Remove an invalid (ignored) option; Move ncursesw6-config out of the way for lib{,x}32
  • Property mode set to 100644
File size: 50.8 KB
Line 
1<?xml version="1.0" encoding="ISO-8859-1"?>
2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
3 "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
4 <!ENTITY % general-entities SYSTEM "../general.ent">
5 %general-entities;
6]>
7
8<sect1 id="ch-system-util-linux" role="wrap">
9 <?dbhtml filename="util-linux.html"?>
10
11 <sect1info condition="script">
12 <productname>util-linux</productname>
13 <productnumber>&util-linux-version;</productnumber>
14 <address>&util-linux-url;</address>
15 </sect1info>
16
17 <title>Util-linux-&util-linux-version;</title>
18
19 <indexterm zone="ch-system-util-linux">
20 <primary sortas="a-Util-linux">Util-linux</primary>
21 </indexterm>
22
23 <sect2 role="package">
24 <title/>
25
26 <para>The Util-linux package contains miscellaneous utility programs.
27 Among them are utilities for handling file systems, consoles, partitions,
28 and messages.</para>
29
30 <segmentedlist>
31 <segtitle>&buildtime;</segtitle>
32 <segtitle>&diskspace;</segtitle>
33
34 <seglistitem>
35 <seg>&util-linux-fin-sbu;</seg>
36 <seg>&util-linux-fin-du;</seg>
37 </seglistitem>
38 </segmentedlist>
39
40 </sect2>
41
42 <sect2 role="installation">
43 <title>Installation of Util-linux</title>
44
45 <para>Prepare Util-linux for compilation:</para>
46
47<screen revision="sysv"><userinput remap="configure">./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
48 --libdir=/usr/lib \
49 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
50 --disable-chfn-chsh \
51 --disable-login \
52 --disable-nologin \
53 --disable-su \
54 --disable-setpriv \
55 --disable-runuser \
56 --disable-pylibmount \
57 --disable-static \
58 --without-python \
59 --without-systemd \
60 --without-systemdsystemunitdir \
61 runstatedir=/run</userinput></screen>
62
63<screen revision="systemd"><userinput remap="configure">./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
64 --libdir=/usr/lib \
65 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
66 --disable-chfn-chsh \
67 --disable-login \
68 --disable-nologin \
69 --disable-su \
70 --disable-setpriv \
71 --disable-runuser \
72 --disable-pylibmount \
73 --disable-static \
74 --without-python \
75 runstatedir=/run</userinput></screen>
76
77 <para>The --disable and --without options prevent warnings about
78 building components that require packages not in LFS or are
79 inconsistent with programs installed by other packages.</para>
80
81 <para>Compile the package:</para>
82
83<screen><userinput remap="make">make</userinput></screen>
84
85 <para>If desired, run the test suite as a non-root user:</para>
86
87 <warning><para>Running the test suite as the
88 <systemitem class="username">root</systemitem> user can be harmful to
89 your system. To run it, the CONFIG_SCSI_DEBUG option for the kernel must
90 be available in the currently running system and must be built as a
91 module. Building it into the kernel will prevent booting. For complete
92 coverage, other BLFS packages must be installed. If desired, this test can
93 be run after rebooting into the completed LFS system and running:</para>
94
95<screen role="nodump"><userinput>bash tests/run.sh --srcdir=$PWD --builddir=$PWD</userinput></screen>
96 </warning>
97
98 <note><para>There is one test that fails in the chroot envronment and
99 causes the tests to hang forever. The problem does not occur outside
100 of the chroot envronment.
101 To work around the problem, delete the test:</para>
102
103 <screen><userinput remap="test">rm tests/ts/lsns/ioctl_ns</userinput></screen>
104 </note>
105
106<screen><userinput remap="test">chown -Rv tester .
107su tester -c "make -k check"</userinput></screen>
108
109 <para>Install the package:</para>
110
111<screen><userinput remap="install">make install</userinput></screen>
112<!--
113 <para>Finally, install the man pages:</para>
114
115<screen><userinput remap="install">tar -xf ../util-linux-man-pages-&util-linux-version;.tar.xz - -directory /usr/share/man - -strip-components=1</userinput></screen>
116-->
117 </sect2>
118
119 <!-- - - - - - - - - - -->
120 <!-- Multilib - 32bit -->
121 <!-- - - - - - - - - - -->
122
123 <sect2 arch="ml_32,ml_all" role="installation">
124 <title>Installation of Util-linux - 32-bit</title>
125
126 <para>Clean previous build:</para>
127
128<screen><userinput remap="pre">make distclean</userinput></screen>
129
130 <para>Move a tool out of the way which is optionally used by
131 configure but will report invalid pathes for multilib builds.</para>
132
133<screen><userinput remap="configure">mv /usr/bin/ncursesw6-config{,.tmp}</userinput></screen>
134
135 <para>Prepare Util-linux for compilation:</para>
136
137<screen revision="sysv"><userinput remap="configure">CC="gcc -m32" \
138./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
139 --host=i686-pc-linux-gnu \
140 --libdir=/usr/lib32 \
141 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
142 --disable-chfn-chsh \
143 --disable-login \
144 --disable-nologin \
145 --disable-su \
146 --disable-setpriv \
147 --disable-runuser \
148 --disable-pylibmount \
149 --disable-static \
150 --without-python \
151 --without-systemd \
152 --without-systemdsystemunitdir</userinput></screen>
153
154<screen revision="systemd"><userinput remap="configure">CC="gcc -m32" \
155./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
156 --host=i686-pc-linux-gnu \
157 --libdir=/usr/lib32 \
158 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
159 --disable-chfn-chsh \
160 --disable-login \
161 --disable-nologin \
162 --disable-su \
163 --disable-setpriv \
164 --disable-runuser \
165 --disable-pylibmount \
166 --disable-static \
167 --without-python</userinput></screen>
168
169 <para>Restore the tool previously moved away:</para>
170
171<screen><userinput remap="configure">mv /usr/bin/ncursesw6-config{.tmp,}</userinput></screen>
172
173 <para>Compile the package:</para>
174
175<screen><userinput remap="make">make</userinput></screen>
176
177 <para>Install the package:</para>
178
179<screen><userinput remap="install">make DESTDIR=$PWD/DESTDIR install
180cp -Rv DESTDIR/usr/lib32/* /usr/lib32
181rm -rf DESTDIR</userinput></screen>
182
183 </sect2><!-- m32 -->
184
185 <!-- - - - - - - - - - -->
186 <!-- Multilib - x32bit -->
187 <!-- - - - - - - - - - -->
188
189 <sect2 arch="ml_x32,ml_all" role="installation">
190 <title>Installation of Util-linux - x32-bit</title>
191
192 <para>Clean previous build:</para>
193
194<screen><userinput remap="pre">make distclean</userinput></screen>
195
196 <para>Move a tool out of the way which is optionally used by
197 configure but will report invalid pathes for multilib builds.</para>
198
199<screen><userinput remap="configure">mv /usr/bin/ncursesw6-config{,.tmp}</userinput></screen>
200
201 <para>Prepare Util-linux for compilation:</para>
202
203<screen revision="sysv"><userinput remap="configure">CC="gcc -mx32" \
204./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
205 --host=x86_64-pc-linux-gnux32 \
206 --libdir=/usr/libx32 \
207 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
208 --disable-chfn-chsh \
209 --disable-login \
210 --disable-nologin \
211 --disable-su \
212 --disable-setpriv \
213 --disable-runuser \
214 --disable-pylibmount \
215 --disable-static \
216 --without-python \
217 --without-systemd \
218 --without-systemdsystemunitdir</userinput></screen>
219
220<screen revision="systemd"><userinput remap="configure">CC="gcc -mx32" \
221./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
222 --host=x86_64-pc-linux-gnux32 \
223 --libdir=/usr/libx32 \
224 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
225 --disable-chfn-chsh \
226 --disable-login \
227 --disable-nologin \
228 --disable-su \
229 --disable-setpriv \
230 --disable-runuser \
231 --disable-pylibmount \
232 --disable-static \
233 --without-python</userinput></screen>
234
235 <para>Restore the tool previously moved away:</para>
236
237<screen><userinput remap="configure">mv /usr/bin/ncursesw6-config{.tmp,}</userinput></screen>
238
239 <para>Compile the package:</para>
240
241<screen><userinput remap="make">make</userinput></screen>
242
243 <para>Install the package:</para>
244
245<screen><userinput remap="install">make DESTDIR=$PWD/DESTDIR install
246cp -Rv DESTDIR/usr/libx32/* /usr/libx32
247rm -rf DESTDIR</userinput></screen>
248
249 </sect2><!-- mx32 -->
250
251 <sect2 id="contents-utillinux" role="content">
252 <title>Contents of Util-linux</title>
253
254 <segmentedlist>
255 <segtitle>Installed programs</segtitle>
256 <segtitle>Installed libraries</segtitle>
257 <segtitle>Installed directories</segtitle>
258
259 <seglistitem>
260 <seg>addpart, agetty, blkdiscard, blkid, blkzone, blockdev, cal, cfdisk, chcpu,
261 chmem, choom, chrt, col, colcrt, colrm, column, ctrlaltdel, delpart, dmesg,
262 eject, fallocate, fdformat, fdisk, fincore, findfs, findmnt, flock, fsck,
263 fsck.cramfs, fsck.minix, fsfreeze, fstrim, getopt, hexdump, hwclock,
264 i386, ionice, ipcmk, ipcrm, ipcs, isosize, kill, last, lastb (link to
265 last), ldattach, linux32, linux64, logger, look, losetup, lsblk, lscpu,
266 lsipc, lslocks, lslogins, lsmem, lsns, mcookie, mesg, mkfs, mkfs.bfs, mkfs.cramfs, mkfs.minix, mkswap,
267 more, mount, mountpoint, namei, nsenter, partx, pivot_root, prlimit, raw,
268 readprofile, rename, renice, resizepart, rev, rfkill, rtcwake, script,
269 scriptreplay, setarch, setsid, setterm, sfdisk, sulogin, swaplabel,
270 swapoff (link to swapon), swapon, switch_root, taskset, ul,
271 umount, uname26, unshare, utmpdump, uuidd, uuidgen, uuidparse, wall, wdctl, whereis,
272 wipefs, x86_64, and zramctl</seg>
273 <seg>libblkid.so, libfdisk.so, libmount.so,
274 libsmartcols.so, and libuuid.so</seg>
275 <seg>/usr/include/blkid,
276 /usr/include/libfdisk,
277 /usr/include/libmount,
278 /usr/include/libsmartcols,
279 /usr/include/uuid,
280 /usr/share/doc/util-linux-&util-linux-version;,
281 and /var/lib/hwclock</seg>
282 </seglistitem>
283 </segmentedlist>
284
285 <variablelist>
286 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
287 <?dbfo list-presentation="list"?>
288 <?dbhtml list-presentation="table"?>
289
290 <varlistentry id="addpart">
291 <term><command>addpart</command></term>
292 <listitem>
293 <para>Informs the Linux kernel of new partitions</para>
294 <indexterm zone="ch-system-util-linux addpart">
295 <primary sortas="b-addpart">addpart</primary>
296 </indexterm>
297 </listitem>
298 </varlistentry>
299
300 <varlistentry id="agetty">
301 <term><command>agetty</command></term>
302 <listitem>
303 <para>Opens a tty port, prompts for a login name,
304 and then invokes the <command>login</command> program</para>
305 <indexterm zone="ch-system-util-linux agetty">
306 <primary sortas="b-agetty">agetty</primary>
307 </indexterm>
308 </listitem>
309 </varlistentry>
310
311 <varlistentry id="blkdiscard">
312 <term><command>blkdiscard</command></term>
313 <listitem>
314 <para>Discards sectors on a device</para>
315 <indexterm zone="ch-system-util-linux blkdiscard">
316 <primary sortas="b-blkdiscard">blkdiscard</primary>
317 </indexterm>
318 </listitem>
319 </varlistentry>
320
321 <varlistentry id="blkid">
322 <term><command>blkid</command></term>
323 <listitem>
324 <para>A command line utility to locate and print block device
325 attributes</para>
326 <indexterm zone="ch-system-util-linux blkid">
327 <primary sortas="b-blkid">blkid</primary>
328 </indexterm>
329 </listitem>
330 </varlistentry>
331
332 <varlistentry id="blkzone">
333 <term><command>blkzone</command></term>
334 <listitem>
335 <para>Runs zone command on the given block device</para>
336 <indexterm zone="ch-system-util-linux blkzone">
337 <primary sortas="b-blkzone">blkzone</primary>
338 </indexterm>
339 </listitem>
340 </varlistentry>
341
342 <varlistentry id="blockdev">
343 <term><command>blockdev</command></term>
344 <listitem>
345 <para>Allows users to call block device ioctls from the command
346 line</para>
347 <indexterm zone="ch-system-util-linux blockdev">
348 <primary sortas="b-blockdev">blockdev</primary>
349 </indexterm>
350 </listitem>
351 </varlistentry>
352
353 <varlistentry id="cal">
354 <term><command>cal</command></term>
355 <listitem>
356 <para>Displays a simple calendar</para>
357 <indexterm zone="ch-system-util-linux cal">
358 <primary sortas="b-cal">cal</primary>
359 </indexterm>
360 </listitem>
361 </varlistentry>
362
363 <varlistentry id="cfdisk">
364 <term><command>cfdisk</command></term>
365 <listitem>
366 <para>Manipulates the partition table of the given device</para>
367 <indexterm zone="ch-system-util-linux cfdisk">
368 <primary sortas="b-cfdisk">cfdisk</primary>
369 </indexterm>
370 </listitem>
371 </varlistentry>
372
373 <varlistentry id="chcpu">
374 <term><command>chcpu</command></term>
375 <listitem>
376 <para>Modifies the state of CPUs</para>
377 <indexterm zone="ch-system-util-linux chcpu">
378 <primary sortas="b-chcpu">chcpu</primary>
379 </indexterm>
380 </listitem>
381 </varlistentry>
382
383 <varlistentry id="chmem">
384 <term><command>chmem</command></term>
385 <listitem>
386 <para>Configures memory</para>
387 <indexterm zone="ch-system-util-linux chmem">
388 <primary sortas="b-chmem">chmem</primary>
389 </indexterm>
390 </listitem>
391 </varlistentry>
392
393 <varlistentry id="choom">
394 <term><command>choom</command></term>
395 <listitem>
396 <para>Displays and adjusts OOM-killer score</para>
397 <indexterm zone="ch-system-util-linux choom">
398 <primary sortas="b-choom">choom</primary>
399 </indexterm>
400 </listitem>
401 </varlistentry>
402
403 <varlistentry id="chrt">
404 <term><command>chrt</command></term>
405 <listitem>
406 <para>Manipulates real-time attributes of a process</para>
407 <indexterm zone="ch-system-util-linux chrt">
408 <primary sortas="b-chrt">chrt</primary>
409 </indexterm>
410 </listitem>
411 </varlistentry>
412
413 <varlistentry id="col">
414 <term><command>col</command></term>
415 <listitem>
416 <para>Filters out reverse line feeds</para>
417 <indexterm zone="ch-system-util-linux col">
418 <primary sortas="b-col">col</primary>
419 </indexterm>
420 </listitem>
421 </varlistentry>
422
423 <varlistentry id="colcrt">
424 <term><command>colcrt</command></term>
425 <listitem>
426 <para>Filters <command>nroff</command> output for terminals
427 that lack some capabilities, such as overstriking and half-lines</para>
428 <indexterm zone="ch-system-util-linux colcrt">
429 <primary sortas="b-colcrt">colcrt</primary>
430 </indexterm>
431 </listitem>
432 </varlistentry>
433
434 <varlistentry id="colrm">
435 <term><command>colrm</command></term>
436 <listitem>
437 <para>Filters out the given columns</para>
438 <indexterm zone="ch-system-util-linux colrm">
439 <primary sortas="b-colrm">colrm</primary>
440 </indexterm>
441 </listitem>
442 </varlistentry>
443
444 <varlistentry id="column">
445 <term><command>column</command></term>
446 <listitem>
447 <para>Formats a given file into multiple columns</para>
448 <indexterm zone="ch-system-util-linux column">
449 <primary sortas="b-column">column</primary>
450 </indexterm>
451 </listitem>
452 </varlistentry>
453
454 <varlistentry id="ctrlaltdel">
455 <term><command>ctrlaltdel</command></term>
456 <listitem>
457 <para>Sets the function of the Ctrl+Alt+Del key combination to a
458 hard or a soft reset</para>
459 <indexterm zone="ch-system-util-linux ctrlaltdel">
460 <primary sortas="b-ctrlaltdel">ctrlaltdel</primary>
461 </indexterm>
462 </listitem>
463 </varlistentry>
464
465 <varlistentry id="delpart">
466 <term><command>delpart</command></term>
467 <listitem>
468 <para>Asks the Linux kernel to remove a partition</para>
469 <indexterm zone="ch-system-util-linux delpart">
470 <primary sortas="b-delpart">delpart</primary>
471 </indexterm>
472 </listitem>
473 </varlistentry>
474
475 <varlistentry id="dmesg">
476 <term><command>dmesg</command></term>
477 <listitem>
478 <para>Dumps the kernel boot messages</para>
479 <indexterm zone="ch-system-util-linux dmesg">
480 <primary sortas="b-dmesg">dmesg</primary>
481 </indexterm>
482 </listitem>
483 </varlistentry>
484
485 <varlistentry id="eject">
486 <term><command>eject</command></term>
487 <listitem>
488 <para>Ejects removable media</para>
489 <indexterm zone="ch-system-util-linux eject">
490 <primary sortas="b-eject">eject</primary>
491 </indexterm>
492 </listitem>
493 </varlistentry>
494
495 <varlistentry id="fallocate">
496 <term><command>fallocate</command></term>
497 <listitem>
498 <para>Preallocates space to a file</para>
499 <indexterm zone="ch-system-util-linux fallocate">
500 <primary sortas="b-fallocate">fallocate</primary>
501 </indexterm>
502 </listitem>
503 </varlistentry>
504
505 <varlistentry id="fdformat">
506 <term><command>fdformat</command></term>
507 <listitem>
508 <para>Low-level formats a floppy disk</para>
509 <indexterm zone="ch-system-util-linux fdformat">
510 <primary sortas="b-fdformat">fdformat</primary>
511 </indexterm>
512 </listitem>
513 </varlistentry>
514
515 <varlistentry id="fdisk">
516 <term><command>fdisk</command></term>
517 <listitem>
518 <para>Manipulates the partition table of the given device</para>
519 <indexterm zone="ch-system-util-linux fdisk">
520 <primary sortas="b-fdisk">fdisk</primary>
521 </indexterm>
522 </listitem>
523 </varlistentry>
524
525 <varlistentry id="fincore">
526 <term><command>fincore</command></term>
527 <listitem>
528 <para>Counts pages of file contents in core</para>
529 <indexterm zone="ch-system-util-linux fincore">
530 <primary sortas="b-fincore">fincore</primary>
531 </indexterm>
532 </listitem>
533 </varlistentry>
534
535 <varlistentry id="findfs">
536 <term><command>findfs</command></term>
537 <listitem>
538 <para>Finds a file system by label or Universally Unique Identifier
539 (UUID)</para>
540 <indexterm zone="ch-system-util-linux findfs">
541 <primary sortas="b-findfs">findfs</primary>
542 </indexterm>
543 </listitem>
544 </varlistentry>
545
546 <varlistentry id="findmnt">
547 <term><command>findmnt</command></term>
548 <listitem>
549 <para>Is a command line interface to the libmount library
550 for work with mountinfo, fstab and mtab files</para>
551 <indexterm zone="ch-system-util-linux findmnt">
552 <primary sortas="b-findmnt">findmnt</primary>
553 </indexterm>
554 </listitem>
555 </varlistentry>
556
557 <varlistentry id="flock">
558 <term><command>flock</command></term>
559 <listitem>
560 <para>Acquires a file lock and then executes a command with the lock
561 held</para>
562 <indexterm zone="ch-system-util-linux flock">
563 <primary sortas="b-flock">flock</primary>
564 </indexterm>
565 </listitem>
566 </varlistentry>
567
568 <varlistentry id="fsck">
569 <term><command>fsck</command></term>
570 <listitem>
571 <para>Is used to check, and optionally repair, file systems</para>
572 <indexterm zone="ch-system-util-linux fsck">
573 <primary sortas="b-fsck">fsck</primary>
574 </indexterm>
575 </listitem>
576 </varlistentry>
577
578 <varlistentry id="fsck.cramfs">
579 <term><command>fsck.cramfs</command></term>
580 <listitem>
581 <para>Performs a consistency check on the Cramfs file system on the
582 given device</para>
583 <indexterm zone="ch-system-util-linux fsck.cramfs">
584 <primary sortas="b-fsck.cramfs">fsck.cramfs</primary>
585 </indexterm>
586 </listitem>
587 </varlistentry>
588
589 <varlistentry id="fsck.minix">
590 <term><command>fsck.minix</command></term>
591 <listitem>
592 <para>Performs a consistency check on the Minix file system on the
593 given device</para>
594 <indexterm zone="ch-system-util-linux fsck.minix">
595 <primary sortas="b-fsck.minix">fsck.minix</primary>
596 </indexterm>
597 </listitem>
598 </varlistentry>
599
600 <varlistentry id="fsfreeze">
601 <term><command>fsfreeze</command></term>
602 <listitem>
603 <para>Is a very simple wrapper around FIFREEZE/FITHAW ioctl
604 kernel driver operations</para>
605 <indexterm zone="ch-system-util-linux fsfreeze">
606 <primary sortas="b-fsfreeze">fsfreeze</primary>
607 </indexterm>
608 </listitem>
609 </varlistentry>
610
611 <varlistentry id="fstrim">
612 <term><command>fstrim</command></term>
613 <listitem>
614 <para>Discards unused blocks on a mounted filesystem</para>
615 <indexterm zone="ch-system-util-linux fstrim">
616 <primary sortas="b-fstrim">fstrim</primary>
617 </indexterm>
618 </listitem>
619 </varlistentry>
620
621 <varlistentry id="getopt">
622 <term><command>getopt</command></term>
623 <listitem>
624 <para>Parses options in the given command line</para>
625 <indexterm zone="ch-system-util-linux getopt">
626 <primary sortas="b-getopt">getopt</primary>
627 </indexterm>
628 </listitem>
629 </varlistentry>
630
631 <varlistentry id="hexdump">
632 <term><command>hexdump</command></term>
633 <listitem>
634 <para>Dumps the given file in hexadecimal or in another given
635 format</para>
636 <indexterm zone="ch-system-util-linux hexdump">
637 <primary sortas="b-hexdump">hexdump</primary>
638 </indexterm>
639 </listitem>
640 </varlistentry>
641
642 <varlistentry id="hwclock">
643 <term><command>hwclock</command></term>
644 <listitem>
645 <para>Reads or sets the system's hardware clock, also called
646 the Real-Time Clock (RTC) or Basic Input-Output System (BIOS)
647 clock</para>
648 <indexterm zone="ch-system-util-linux hwclock">
649 <primary sortas="b-hwclock">hwclock</primary>
650 </indexterm>
651 </listitem>
652 </varlistentry>
653
654 <varlistentry id="i386">
655 <term><command>i386</command></term>
656 <listitem>
657 <para>A symbolic link to setarch</para>
658 <indexterm zone="ch-system-util-linux i386">
659 <primary sortas="b-i386">i386</primary>
660 </indexterm>
661 </listitem>
662 </varlistentry>
663
664 <varlistentry id="ionice">
665 <term><command>ionice</command></term>
666 <listitem>
667 <para>Gets or sets the io scheduling class and priority for a program</para>
668 <indexterm zone="ch-system-util-linux ionice">
669 <primary sortas="b-ionice">ionice</primary>
670 </indexterm>
671 </listitem>
672 </varlistentry>
673
674 <varlistentry id="ipcmk">
675 <term><command>ipcmk</command></term>
676 <listitem>
677 <para>Creates various IPC resources</para>
678 <indexterm zone="ch-system-util-linux ipcmk">
679 <primary sortas="b-ipcmk">ipcmk</primary>
680 </indexterm>
681 </listitem>
682 </varlistentry>
683
684 <varlistentry id="ipcrm">
685 <term><command>ipcrm</command></term>
686 <listitem>
687 <para>Removes the given Inter-Process Communication (IPC) resource</para>
688 <indexterm zone="ch-system-util-linux ipcrm">
689 <primary sortas="b-ipcrm">ipcrm</primary>
690 </indexterm>
691 </listitem>
692 </varlistentry>
693
694 <varlistentry id="ipcs">
695 <term><command>ipcs</command></term>
696 <listitem>
697 <para>Provides IPC status information</para>
698 <indexterm zone="ch-system-util-linux ipcs">
699 <primary sortas="b-ipcs">ipcs</primary>
700 </indexterm>
701 </listitem>
702 </varlistentry>
703
704 <varlistentry id="isosize">
705 <term><command>isosize</command></term>
706 <listitem>
707 <para>Reports the size of an iso9660 file system</para>
708 <indexterm zone="ch-system-util-linux isosize">
709 <primary sortas="b-isosize">isosize</primary>
710 </indexterm>
711 </listitem>
712 </varlistentry>
713
714 <varlistentry id="kill">
715 <term><command>kill</command></term>
716 <listitem>
717 <para>Sends signals to processes</para>
718 <indexterm zone="ch-system-util-linux kill">
719 <primary sortas="b-kill">kill</primary>
720 </indexterm>
721 </listitem>
722 </varlistentry>
723
724 <varlistentry id="last">
725 <term><command>last</command></term>
726 <listitem>
727 <para>Shows which users last logged in (and out), searching back
728 through the <filename>/var/log/wtmp</filename> file; it also shows
729 system boots, shutdowns, and run-level changes</para>
730 <indexterm zone="ch-system-util-linux last">
731 <primary sortas="b-last">last</primary>
732 </indexterm>
733 </listitem>
734 </varlistentry>
735
736 <varlistentry id="lastb">
737 <term><command>lastb</command></term>
738 <listitem>
739 <para>Shows the failed login attempts, as logged in
740 <filename>/var/log/btmp</filename></para>
741 <indexterm zone="ch-system-util-linux lastb">
742 <primary sortas="b-lastb">lastb</primary>
743 </indexterm>
744 </listitem>
745 </varlistentry>
746
747 <varlistentry id="ldattach">
748 <term><command>ldattach</command></term>
749 <listitem>
750 <para>Attaches a line discipline to a serial line</para>
751 <indexterm zone="ch-system-util-linux ldattach">
752 <primary sortas="b-ldattach">ldattach</primary>
753 </indexterm>
754 </listitem>
755 </varlistentry>
756
757 <varlistentry id="linux32">
758 <term><command>linux32</command></term>
759 <listitem>
760 <para>A symbolic link to setarch</para>
761 <indexterm zone="ch-system-util-linux linux32">
762 <primary sortas="b-linux32">linux32</primary>
763 </indexterm>
764 </listitem>
765 </varlistentry>
766
767 <varlistentry id="linux64">
768 <term><command>linux64</command></term>
769 <listitem>
770 <para>A symbolic link to setarch</para>
771 <indexterm zone="ch-system-util-linux linux64">
772 <primary sortas="b-linux64">linux64</primary>
773 </indexterm>
774 </listitem>
775 </varlistentry>
776
777 <varlistentry id="logger">
778 <term><command>logger</command></term>
779 <listitem>
780 <para>Enters the given message into the system log</para>
781 <indexterm zone="ch-system-util-linux logger">
782 <primary sortas="b-logger">logger</primary>
783 </indexterm>
784 </listitem>
785 </varlistentry>
786
787 <varlistentry id="look">
788 <term><command>look</command></term>
789 <listitem>
790 <para>Displays lines that begin with the given string</para>
791 <indexterm zone="ch-system-util-linux look">
792 <primary sortas="b-look">look</primary>
793 </indexterm>
794 </listitem>
795 </varlistentry>
796
797 <varlistentry id="losetup">
798 <term><command>losetup</command></term>
799 <listitem>
800 <para>Sets up and controls loop devices</para>
801 <indexterm zone="ch-system-util-linux losetup">
802 <primary sortas="b-losetup">losetup</primary>
803 </indexterm>
804 </listitem>
805 </varlistentry>
806
807 <varlistentry id="lsblk">
808 <term><command>lsblk</command></term>
809 <listitem>
810 <para>Lists information about all or selected block devices in
811 a tree-like format</para>
812 <indexterm zone="ch-system-util-linux lsblk">
813 <primary sortas="b-lsblk">lsblk</primary>
814 </indexterm>
815 </listitem>
816 </varlistentry>
817
818 <varlistentry id="lscpu">
819 <term><command>lscpu</command></term>
820 <listitem>
821 <para>Prints CPU architecture information</para>
822 <indexterm zone="ch-system-util-linux lscpu">
823 <primary sortas="b-lscpu">lscpu</primary>
824 </indexterm>
825 </listitem>
826 </varlistentry>
827
828 <varlistentry id="lsipc">
829 <term><command>lsipc</command></term>
830 <listitem>
831 <para>Prints information on IPC facilities currently employed
832 in the system</para>
833 <indexterm zone="ch-system-util-linux lsipc">
834 <primary sortas="b-lsipc">lsipc</primary>
835 </indexterm>
836 </listitem>
837 </varlistentry>
838
839 <varlistentry id="lslocks">
840 <term><command>lslocks</command></term>
841 <listitem>
842 <para>Lists local system locks</para>
843 <indexterm zone="ch-system-util-linux lslocks">
844 <primary sortas="b-lslocks">lslocks</primary>
845 </indexterm>
846 </listitem>
847 </varlistentry>
848
849 <varlistentry id="lslogins">
850 <term><command>lslogins</command></term>
851 <listitem>
852 <para>Lists information about users, groups and system accounts</para>
853 <indexterm zone="ch-system-util-linux lslogins">
854 <primary sortas="b-lslogins">lslogins</primary>
855 </indexterm>
856 </listitem>
857 </varlistentry>
858
859 <varlistentry id="lsmem">
860 <term><command>lsmem</command></term>
861 <listitem>
862 <para>Lists the ranges of available memory with their online
863 status</para>
864 <indexterm zone="ch-system-util-linux lsmem">
865 <primary sortas="b-lsmem">lsmem</primary>
866 </indexterm>
867 </listitem>
868 </varlistentry>
869
870 <varlistentry id="lsns">
871 <term><command>lsns</command></term>
872 <listitem>
873 <para>Lists namespaces</para>
874 <indexterm zone="ch-system-util-linux lsns">
875 <primary sortas="b-lsns">lsns</primary>
876 </indexterm>
877 </listitem>
878 </varlistentry>
879
880 <varlistentry id="mcookie">
881 <term><command>mcookie</command></term>
882 <listitem>
883 <para>Generates magic cookies (128-bit random hexadecimal numbers) for
884 <command>xauth</command></para>
885 <indexterm zone="ch-system-util-linux mcookie">
886 <primary sortas="b-mcookie">mcookie</primary>
887 </indexterm>
888 </listitem>
889 </varlistentry>
890
891 <varlistentry id="mesg">
892 <term><command>mesg</command></term>
893 <listitem>
894 <para>Controls whether other users can send messages to the current
895 user's terminal</para>
896 <indexterm zone="ch-system-util-linux mesg">
897 <primary sortas="b-mesg">mesg</primary>
898 </indexterm>
899 </listitem>
900 </varlistentry>
901
902 <varlistentry id="mkfs">
903 <term><command>mkfs</command></term>
904 <listitem>
905 <para>Builds a file system on a device (usually a hard disk
906 partition)</para>
907 <indexterm zone="ch-system-util-linux mkfs">
908 <primary sortas="b-mkfs">mkfs</primary>
909 </indexterm>
910 </listitem>
911 </varlistentry>
912
913 <varlistentry id="mkfs.bfs">
914 <term><command>mkfs.bfs</command></term>
915 <listitem>
916 <para>Creates a Santa Cruz Operations (SCO) bfs file system</para>
917 <indexterm zone="ch-system-util-linux mkfs.bfs">
918 <primary sortas="b-mkfs.bfs">mkfs.bfs</primary>
919 </indexterm>
920 </listitem>
921 </varlistentry>
922
923 <varlistentry id="mkfs.cramfs">
924 <term><command>mkfs.cramfs</command></term>
925 <listitem>
926 <para>Creates a cramfs file system</para>
927 <indexterm zone="ch-system-util-linux mkfs.cramfs">
928 <primary sortas="b-mkfs.cramfs">mkfs.cramfs</primary>
929 </indexterm>
930 </listitem>
931 </varlistentry>
932
933 <varlistentry id="mkfs.minix">
934 <term><command>mkfs.minix</command></term>
935 <listitem>
936 <para>Creates a Minix file system</para>
937 <indexterm zone="ch-system-util-linux mkfs.minix">
938 <primary sortas="b-mkfs.minix">mkfs.minix</primary>
939 </indexterm>
940 </listitem>
941 </varlistentry>
942
943 <varlistentry id="mkswap">
944 <term><command>mkswap</command></term>
945 <listitem>
946 <para>Initializes the given device or file to be used as a swap
947 area</para>
948 <indexterm zone="ch-system-util-linux mkswap">
949 <primary sortas="b-mkswap">mkswap</primary>
950 </indexterm>
951 </listitem>
952 </varlistentry>
953
954 <varlistentry id="more">
955 <term><command>more</command></term>
956 <listitem>
957 <para>A filter for paging through text one screen at a time</para>
958 <indexterm zone="ch-system-util-linux more">
959 <primary sortas="b-more">more</primary>
960 </indexterm>
961 </listitem>
962 </varlistentry>
963
964 <varlistentry id="mount">
965 <term><command>mount</command></term>
966 <listitem>
967 <para>Attaches the file system on the given device to a specified
968 directory in the file-system tree</para>
969 <indexterm zone="ch-system-util-linux mount">
970 <primary sortas="b-mount">mount</primary>
971 </indexterm>
972 </listitem>
973 </varlistentry>
974
975 <varlistentry id="mountpoint">
976 <term><command>mountpoint</command></term>
977 <listitem>
978 <para>Checks if the directory is a mountpoint</para>
979 <indexterm zone="ch-system-util-linux mountpoint">
980 <primary sortas="b-mountpoint">mountpoint</primary>
981 </indexterm>
982 </listitem>
983 </varlistentry>
984
985 <varlistentry id="namei">
986 <term><command>namei</command></term>
987 <listitem>
988 <para>Shows the symbolic links in the given pathnames</para>
989 <indexterm zone="ch-system-util-linux namei">
990 <primary sortas="b-namei">namei</primary>
991 </indexterm>
992 </listitem>
993 </varlistentry>
994
995 <varlistentry id="nsenter">
996 <term><command>nsenter</command></term>
997 <listitem>
998 <para>Runs a program with namespaces of other processes</para>
999 <indexterm zone="ch-system-util-linux nsenter">
1000 <primary sortas="b-nsenter">nsenter</primary>
1001 </indexterm>
1002 </listitem>
1003 </varlistentry>
1004
1005 <varlistentry id="partx">
1006 <term><command>partx</command></term>
1007 <listitem>
1008 <para>Tells the kernel about the presence and numbering of on-disk
1009 partitions</para>
1010 <indexterm zone="ch-system-util-linux partx">
1011 <primary sortas="b-partx">partx</primary>
1012 </indexterm>
1013 </listitem>
1014 </varlistentry>
1015
1016 <varlistentry id="pivot_root">
1017 <term><command>pivot_root</command></term>
1018 <listitem>
1019 <para>Makes the given file system the new root file system of the
1020 current process</para>
1021 <indexterm zone="ch-system-util-linux pivot_root">
1022 <primary sortas="b-pivot_root">pivot_root</primary>
1023 </indexterm>
1024 </listitem>
1025 </varlistentry>
1026
1027 <varlistentry id="prlimit">
1028 <term><command>prlimit</command></term>
1029 <listitem>
1030 <para>Get and set a process' resource limits</para>
1031 <indexterm zone="ch-system-util-linux prlimit">
1032 <primary sortas="b-prlimit">prlimit</primary>
1033 </indexterm>
1034 </listitem>
1035 </varlistentry>
1036
1037 <varlistentry id="raw">
1038 <term><command>raw</command></term>
1039 <listitem>
1040 <para>Bind a Linux raw character device to a block device</para>
1041 <indexterm zone="ch-system-util-linux raw">
1042 <primary sortas="b-raw">raw</primary>
1043 </indexterm>
1044 </listitem>
1045 </varlistentry>
1046
1047 <varlistentry id="readprofile">
1048 <term><command>readprofile</command></term>
1049 <listitem>
1050 <para>Reads kernel profiling information</para>
1051 <indexterm zone="ch-system-util-linux readprofile">
1052 <primary sortas="b-readprofile">readprofile</primary>
1053 </indexterm>
1054 </listitem>
1055 </varlistentry>
1056
1057 <varlistentry id="rename">
1058 <term><command>rename</command></term>
1059 <listitem>
1060 <para>Renames the given files, replacing a given string with
1061 another</para>
1062 <indexterm zone="ch-system-util-linux rename">
1063 <primary sortas="b-rename">rename</primary>
1064 </indexterm>
1065 </listitem>
1066 </varlistentry>
1067
1068 <varlistentry id="renice">
1069 <term><command>renice</command></term>
1070 <listitem>
1071 <para>Alters the priority of running processes</para>
1072 <indexterm zone="ch-system-util-linux renice">
1073 <primary sortas="b-renice">renice</primary>
1074 </indexterm>
1075 </listitem>
1076 </varlistentry>
1077
1078 <varlistentry id="resizepart">
1079 <term><command>resizepart</command></term>
1080 <listitem>
1081 <para>Asks the Linux kernel to resize a partition</para>
1082 <indexterm zone="ch-system-util-linux resizepart">
1083 <primary sortas="b-resizepart">resizepart</primary>
1084 </indexterm>
1085 </listitem>
1086 </varlistentry>
1087
1088 <varlistentry id="rev">
1089 <term><command>rev</command></term>
1090 <listitem>
1091 <para>Reverses the lines of a given file</para>
1092 <indexterm zone="ch-system-util-linux rev">
1093 <primary sortas="b-rev">rev</primary>
1094 </indexterm>
1095 </listitem>
1096 </varlistentry>
1097
1098 <varlistentry id="rkfill">
1099 <term><command>rkfill</command></term>
1100 <listitem>
1101 <para>Tool for enabling and disabling wireless devices</para>
1102 <indexterm zone="ch-system-util-linux rkfill">
1103 <primary sortas="b-rkfill">rkfill</primary>
1104 </indexterm>
1105 </listitem>
1106 </varlistentry>
1107
1108 <varlistentry id="rtcwake">
1109 <term><command>rtcwake</command></term>
1110 <listitem>
1111 <para>Used to enter a system sleep state until specified wakeup
1112 time</para>
1113 <indexterm zone="ch-system-util-linux rtcwake">
1114 <primary sortas="b-rtcwake">rtcwake</primary>
1115 </indexterm>
1116 </listitem>
1117 </varlistentry>
1118
1119 <varlistentry id="script">
1120 <term><command>script</command></term>
1121 <listitem>
1122 <para>Makes a typescript of a terminal session</para>
1123 <indexterm zone="ch-system-util-linux script">
1124 <primary sortas="b-script">script</primary>
1125 </indexterm>
1126 </listitem>
1127 </varlistentry>
1128
1129 <varlistentry id="scriptreplay">
1130 <term><command>scriptreplay</command></term>
1131 <listitem>
1132 <para>Plays back typescripts using timing information</para>
1133 <indexterm zone="ch-system-util-linux scriptreplay">
1134 <primary sortas="b-scriptreplay">scriptreplay</primary>
1135 </indexterm>
1136 </listitem>
1137 </varlistentry>
1138
1139 <varlistentry id="setarch">
1140 <term><command>setarch</command></term>
1141 <listitem>
1142 <para>Changes reported architecture in a new program environment and
1143 sets personality flags</para>
1144 <indexterm zone="ch-system-util-linux setarch">
1145 <primary sortas="b-setarch">setarch</primary>
1146 </indexterm>
1147 </listitem>
1148 </varlistentry>
1149
1150 <varlistentry id="setsid">
1151 <term><command>setsid</command></term>
1152 <listitem>
1153 <para>Runs the given program in a new session</para>
1154 <indexterm zone="ch-system-util-linux setsid">
1155 <primary sortas="b-setsid">setsid</primary>
1156 </indexterm>
1157 </listitem>
1158 </varlistentry>
1159
1160 <varlistentry id="setterm">
1161 <term><command>setterm</command></term>
1162 <listitem>
1163 <para>Sets terminal attributes</para>
1164 <indexterm zone="ch-system-util-linux setterm">
1165 <primary sortas="b-setterm">setterm</primary>
1166 </indexterm>
1167 </listitem>
1168 </varlistentry>
1169
1170 <varlistentry id="sfdisk">
1171 <term><command>sfdisk</command></term>
1172 <listitem>
1173 <para>A disk partition table manipulator</para>
1174 <indexterm zone="ch-system-util-linux sfdisk">
1175 <primary sortas="b-sfdisk">sfdisk</primary>
1176 </indexterm>
1177 </listitem>
1178 </varlistentry>
1179
1180 <varlistentry id="sulogin">
1181 <term><command>sulogin</command></term>
1182 <listitem>
1183 <para>Allows <systemitem class="username">root</systemitem> to log in;
1184 it is normally invoked by <command>init</command> when the system goes
1185 into single user mode</para>
1186 <indexterm zone="ch-system-util-linux sulogin">
1187 <primary sortas="b-sulogin">sulogin</primary>
1188 </indexterm>
1189 </listitem>
1190 </varlistentry>
1191
1192 <varlistentry id="swaplabel">
1193 <term><command>swaplabel</command></term>
1194 <listitem>
1195 <para>Allows to change swaparea UUID and label</para>
1196 <indexterm zone="ch-system-util-linux swaplabel">
1197 <primary sortas="b-swaplabel">swaplabel</primary>
1198 </indexterm>
1199 </listitem>
1200 </varlistentry>
1201
1202 <varlistentry id="swapoff">
1203 <term><command>swapoff</command></term>
1204 <listitem>
1205 <para>Disables devices and files for paging and swapping</para>
1206 <indexterm zone="ch-system-util-linux swapoff">
1207 <primary sortas="b-swapoff">swapoff</primary>
1208 </indexterm>
1209 </listitem>
1210 </varlistentry>
1211
1212 <varlistentry id="swapon">
1213 <term><command>swapon</command></term>
1214 <listitem>
1215 <para>Enables devices and files for paging and swapping and
1216 lists the devices and files currently in use</para>
1217 <indexterm zone="ch-system-util-linux swapon">
1218 <primary sortas="b-swapon">swapon</primary>
1219 </indexterm>
1220 </listitem>
1221 </varlistentry>
1222
1223 <varlistentry id="switch_root">
1224 <term><command>switch_root</command></term>
1225 <listitem>
1226 <para>Switches to another filesystem as the root of the mount tree</para>
1227 <indexterm zone="ch-system-util-linux switch_root">
1228 <primary sortas="b-switch_root">switch_root</primary>
1229 </indexterm>
1230 </listitem>
1231 </varlistentry>
1232
1233 <varlistentry id="tailf">
1234 <term><command>tailf</command></term>
1235 <listitem>
1236 <para>Tracks the growth of a log file; displays the last 10 lines
1237 of a log file, then continues displaying any new entries in the
1238 log file as they are created</para>
1239 <indexterm zone="ch-system-util-linux tailf">
1240 <primary sortas="b-tailf">tailf</primary>
1241 </indexterm>
1242 </listitem>
1243 </varlistentry>
1244
1245 <varlistentry id="taskset">
1246 <term><command>taskset</command></term>
1247 <listitem>
1248 <para>Retrieves or sets a process' CPU affinity</para>
1249 <indexterm zone="ch-system-util-linux taskset">
1250 <primary sortas="b-taskset">taskset</primary>
1251 </indexterm>
1252 </listitem>
1253 </varlistentry>
1254
1255 <varlistentry id="ul">
1256 <term><command>ul</command></term>
1257 <listitem>
1258 <para>A filter for translating underscores into escape sequences
1259 indicating underlining for the terminal in use</para>
1260 <indexterm zone="ch-system-util-linux ul">
1261 <primary sortas="b-ul">ul</primary>
1262 </indexterm>
1263 </listitem>
1264 </varlistentry>
1265
1266 <varlistentry id="umount">
1267 <term><command>umount</command></term>
1268 <listitem>
1269 <para>Disconnects a file system from the system's file tree</para>
1270 <indexterm zone="ch-system-util-linux umount">
1271 <primary sortas="b-umount">umount</primary>
1272 </indexterm>
1273 </listitem>
1274 </varlistentry>
1275
1276 <varlistentry id="uname26">
1277 <term><command>uname26</command></term>
1278 <listitem>
1279 <para>A symbolic link to setarch</para>
1280 <indexterm zone="ch-system-util-linux uname26">
1281 <primary sortas="b-uname26">uname26</primary>
1282 </indexterm>
1283 </listitem>
1284 </varlistentry>
1285
1286 <varlistentry id="unshare">
1287 <term><command>unshare</command></term>
1288 <listitem>
1289 <para>Runs a program with some namespaces unshared from parent</para>
1290 <indexterm zone="ch-system-util-linux unshare">
1291 <primary sortas="b-unshare">unshare</primary>
1292 </indexterm>
1293 </listitem>
1294 </varlistentry>
1295
1296 <varlistentry id="utmpdump">
1297 <term><command>utmpdump</command></term>
1298 <listitem>
1299 <para>Displays the content of the given login file in a more
1300 user-friendly format</para>
1301 <indexterm zone="ch-system-util-linux utmpdump">
1302 <primary sortas="b-utmpdump">utmpdump</primary>
1303 </indexterm>
1304 </listitem>
1305 </varlistentry>
1306
1307 <varlistentry id="uuidd">
1308 <term><command>uuidd</command></term>
1309 <listitem>
1310 <para>A daemon used by the UUID library to generate time-based
1311 UUIDs in a secure and guaranteed-unique fashion</para>
1312 <indexterm zone="ch-system-util-linux uuidd">
1313 <primary sortas="b-uuidd">uuidd</primary>
1314 </indexterm>
1315 </listitem>
1316 </varlistentry>
1317
1318 <varlistentry id="uuidgen">
1319 <term><command>uuidgen</command></term>
1320 <listitem>
1321 <para>Creates new UUIDs. Each new UUID can reasonably be considered
1322 unique among all UUIDs created, on the local system and on other
1323 systems, in the past and in the future</para>
1324 <indexterm zone="ch-system-util-linux uuidgen">
1325 <primary sortas="b-uuidgen">uuidgen</primary>
1326 </indexterm>
1327 </listitem>
1328 </varlistentry>
1329
1330 <varlistentry id="uuidparse">
1331 <term><command>uuidparse</command></term>
1332 <listitem>
1333 <para>An utility to parse unique identifiers</para>
1334 <indexterm zone="ch-system-util-linux uuidparse">
1335 <primary sortas="b-uuidparse">uuidparse</primary>
1336 </indexterm>
1337 </listitem>
1338 </varlistentry>
1339
1340 <varlistentry id="wall">
1341 <term><command>wall</command></term>
1342 <listitem>
1343 <para>Displays the contents of a file or, by default, its standard
1344 input, on the terminals of all currently logged in users</para>
1345 <indexterm zone="ch-system-util-linux wall">
1346 <primary sortas="b-wall">wall</primary>
1347 </indexterm>
1348 </listitem>
1349 </varlistentry>
1350
1351 <varlistentry id="wdctl">
1352 <term><command>wdctl</command></term>
1353 <listitem>
1354 <para>Shows hardware watchdog status</para>
1355 <indexterm zone="ch-system-util-linux wdctl">
1356 <primary sortas="b-wdctl">wdctl</primary>
1357 </indexterm>
1358 </listitem>
1359 </varlistentry>
1360
1361 <varlistentry id="whereis">
1362 <term><command>whereis</command></term>
1363 <listitem>
1364 <para>Reports the location of the binary, source, and man page
1365 for the given command</para>
1366 <indexterm zone="ch-system-util-linux whereis">
1367 <primary sortas="b-whereis">whereis</primary>
1368 </indexterm>
1369 </listitem>
1370 </varlistentry>
1371
1372 <varlistentry id="wipefs">
1373 <term><command>wipefs</command></term>
1374 <listitem>
1375 <para>Wipes a filesystem signature from a device</para>
1376 <indexterm zone="ch-system-util-linux wipefs">
1377 <primary sortas="b-wipefs">wipefs</primary>
1378 </indexterm>
1379 </listitem>
1380 </varlistentry>
1381
1382 <varlistentry id="x86_64">
1383 <term><command>x86_64</command></term>
1384 <listitem>
1385 <para>A symbolic link to setarch</para>
1386 <indexterm zone="ch-system-util-linux x86_64">
1387 <primary sortas="b-x86_64">x86_64</primary>
1388 </indexterm>
1389 </listitem>
1390 </varlistentry>
1391
1392 <varlistentry id="zramctl">
1393 <term><command>zramctl</command></term>
1394 <listitem>
1395 <para>A program to set up and control zram (compressed ram disk)
1396 devices</para>
1397 <indexterm zone="ch-system-util-linux zramctl">
1398 <primary sortas="b-zramctl">zramctl</primary>
1399 </indexterm>
1400 </listitem>
1401 </varlistentry>
1402
1403 <varlistentry id="libblkid">
1404 <term><filename class="libraryfile">libblkid</filename></term>
1405 <listitem>
1406 <para>Contains routines for device identification and token
1407 extraction</para>
1408 <indexterm zone="ch-system-util-linux libblkid">
1409 <primary sortas="c-libblkid">libblkid</primary>
1410 </indexterm>
1411 </listitem>
1412 </varlistentry>
1413
1414 <varlistentry id="libfdisk">
1415 <term><filename class="libraryfile">libfdisk</filename></term>
1416 <listitem>
1417 <para>Contains routines for manipulating partition tables</para>
1418 <indexterm zone="ch-system-util-linux libfdisk">
1419 <primary sortas="c-libfdisk">libfdisk</primary>
1420 </indexterm>
1421 </listitem>
1422 </varlistentry>
1423
1424 <varlistentry id="libmount">
1425 <term><filename class="libraryfile">libmount</filename></term>
1426 <listitem>
1427 <para>Contains routines for block device mounting and
1428 unmounting</para>
1429 <indexterm zone="ch-system-util-linux libmount">
1430 <primary sortas="c-libmount">libmount</primary>
1431 </indexterm>
1432 </listitem>
1433 </varlistentry>
1434
1435 <varlistentry id="libsmartcols">
1436 <term><filename class="libraryfile">libsmartcols</filename></term>
1437 <listitem>
1438 <para>Contains routines for aiding screen output in tabular form</para>
1439 <indexterm zone="ch-system-util-linux libsmartcols">
1440 <primary sortas="c-libsmartcols">libsmartcols</primary>
1441 </indexterm>
1442 </listitem>
1443 </varlistentry>
1444
1445 <varlistentry id="libuuid">
1446 <term><filename class="libraryfile">libuuid</filename></term>
1447 <listitem>
1448 <para>Contains routines for generating unique identifiers for objects
1449 that may be accessible beyond the local system</para>
1450 <indexterm zone="ch-system-util-linux libuuid">
1451 <primary sortas="c-libuuid">libuuid</primary>
1452 </indexterm>
1453 </listitem>
1454 </varlistentry>
1455
1456 </variablelist>
1457
1458 </sect2>
1459
1460</sect1>
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