source: chapter08/util-linux.xml@ 738a4c1

multilib
Last change on this file since 738a4c1 was 738a4c1, checked in by Thomas Trepl (Moody) <thomas@…>, 2 years ago

Automatic merge of trunk into multilib

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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 --bindir=/usr/bin \
49 --libdir=/usr/lib \
50 --sbindir=/usr/sbin \
51 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
52 --disable-chfn-chsh \
53 --disable-login \
54 --disable-nologin \
55 --disable-su \
56 --disable-setpriv \
57 --disable-runuser \
58 --disable-pylibmount \
59 --disable-static \
60 --without-python \
61 --without-systemd \
62 --without-systemdsystemunitdir</userinput></screen>
63
64<screen revision="systemd"><userinput remap="configure">./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
65 --bindir=/usr/bin \
66 --libdir=/usr/lib \
67 --sbindir=/usr/sbin \
68 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
69 --disable-chfn-chsh \
70 --disable-login \
71 --disable-nologin \
72 --disable-su \
73 --disable-setpriv \
74 --disable-runuser \
75 --disable-pylibmount \
76 --disable-static \
77 --without-python</userinput></screen>
78
79 <para>The --disable and --without options prevent warnings about
80 building components that require packages not in LFS or are
81 inconsistent with programs installed by other packages.</para>
82
83 <para>Compile the package:</para>
84
85<screen><userinput remap="make">make</userinput></screen>
86
87 <para>If desired, run the test suite as a non-root user:</para>
88
89 <warning><para>Running the test suite as the
90 <systemitem class="username">root</systemitem> user can be harmful to
91 your system. To run it, the CONFIG_SCSI_DEBUG option for the kernel must
92 be available in the currently running system and must be built as a
93 module. Building it into the kernel will prevent booting. For complete
94 coverage, other BLFS packages must be installed. If desired, this test can
95 be run after rebooting into the completed LFS system and running:</para>
96
97<screen role="nodump"><userinput>bash tests/run.sh --srcdir=$PWD --builddir=$PWD</userinput></screen>
98 </warning>
99
100 <note><para>There is one test that fails in the chroot envronment and
101 causes the tests to hang forever. The problem does not occur outside
102 of the chroot envronment.
103 To work around the problem, delete the test:</para>
104
105 <screen><userinput remap="test">rm tests/ts/lsns/ioctl_ns</userinput></screen>
106 </note>
107
108<screen><userinput remap="test">chown -Rv tester .
109su tester -c "make -k check"</userinput></screen>
110
111 <para>Install the package:</para>
112
113<screen><userinput remap="install">make install</userinput></screen>
114<!--
115 <para>Finally, install the man pages:</para>
116
117<screen><userinput remap="install">tar -xf ../util-linux-man-pages-&util-linux-version;.tar.xz - -directory /usr/share/man - -strip-components=1</userinput></screen>
118-->
119 </sect2>
120
121 <!-- - - - - - - - - - -->
122 <!-- Multilib - 32bit -->
123 <!-- - - - - - - - - - -->
124
125 <sect2 arch="ml_32,ml_all" role="installation">
126 <title>Installation of Util-linux - 32-bit</title>
127
128 <para>Clean previous build:</para>
129
130<screen><userinput remap="pre">make distclean</userinput></screen>
131
132 <para>Move a tool out of the way which is optionally used by
133 configure but will report invalid pathes for multilib builds.</para>
134
135<screen><userinput remap="configure">mv /usr/bin/ncursesw6-config{,.tmp}</userinput></screen>
136
137 <para>Prepare Util-linux for compilation:</para>
138
139<screen revision="sysv"><userinput remap="configure">CC="gcc -m32" \
140./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
141 --host=i686-pc-linux-gnu \
142 --libdir=/usr/lib32 \
143 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
144 --disable-chfn-chsh \
145 --disable-login \
146 --disable-nologin \
147 --disable-su \
148 --disable-setpriv \
149 --disable-runuser \
150 --disable-pylibmount \
151 --disable-static \
152 --without-python \
153 --without-systemd \
154 --without-systemdsystemunitdir</userinput></screen>
155
156<screen revision="systemd"><userinput remap="configure">CC="gcc -m32" \
157./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
158 --host=i686-pc-linux-gnu \
159 --libdir=/usr/lib32 \
160 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
161 --disable-chfn-chsh \
162 --disable-login \
163 --disable-nologin \
164 --disable-su \
165 --disable-setpriv \
166 --disable-runuser \
167 --disable-pylibmount \
168 --disable-static \
169 --without-python</userinput></screen>
170
171 <para>Restore the tool previously moved away:</para>
172
173<screen><userinput remap="configure">mv /usr/bin/ncursesw6-config{.tmp,}</userinput></screen>
174
175 <para>Compile the package:</para>
176
177<screen><userinput remap="make">make</userinput></screen>
178
179 <para>Install the package:</para>
180
181<screen><userinput remap="install">make DESTDIR=$PWD/DESTDIR install
182cp -Rv DESTDIR/usr/lib32/* /usr/lib32
183rm -rf DESTDIR</userinput></screen>
184
185 </sect2><!-- m32 -->
186
187 <!-- - - - - - - - - - -->
188 <!-- Multilib - x32bit -->
189 <!-- - - - - - - - - - -->
190
191 <sect2 arch="ml_x32,ml_all" role="installation">
192 <title>Installation of Util-linux - x32-bit</title>
193
194 <para>Clean previous build:</para>
195
196<screen><userinput remap="pre">make distclean</userinput></screen>
197
198 <para>Move a tool out of the way which is optionally used by
199 configure but will report invalid pathes for multilib builds.</para>
200
201<screen><userinput remap="configure">mv /usr/bin/ncursesw6-config{,.tmp}</userinput></screen>
202
203 <para>Prepare Util-linux for compilation:</para>
204
205<screen revision="sysv"><userinput remap="configure">CC="gcc -mx32" \
206./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
207 --host=x86_64-pc-linux-gnux32 \
208 --libdir=/usr/libx32 \
209 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
210 --disable-chfn-chsh \
211 --disable-login \
212 --disable-nologin \
213 --disable-su \
214 --disable-setpriv \
215 --disable-runuser \
216 --disable-pylibmount \
217 --disable-static \
218 --without-python \
219 --without-systemd \
220 --without-systemdsystemunitdir</userinput></screen>
221
222<screen revision="systemd"><userinput remap="configure">CC="gcc -mx32" \
223./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
224 --host=x86_64-pc-linux-gnux32 \
225 --libdir=/usr/libx32 \
226 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
227 --disable-chfn-chsh \
228 --disable-login \
229 --disable-nologin \
230 --disable-su \
231 --disable-setpriv \
232 --disable-runuser \
233 --disable-pylibmount \
234 --disable-static \
235 --without-python</userinput></screen>
236
237 <para>Restore the tool previously moved away:</para>
238
239<screen><userinput remap="configure">mv /usr/bin/ncursesw6-config{.tmp,}</userinput></screen>
240
241 <para>Compile the package:</para>
242
243<screen><userinput remap="make">make</userinput></screen>
244
245 <para>Install the package:</para>
246
247<screen><userinput remap="install">make DESTDIR=$PWD/DESTDIR install
248cp -Rv DESTDIR/usr/libx32/* /usr/libx32
249rm -rf DESTDIR</userinput></screen>
250
251 </sect2><!-- mx32 -->
252
253 <sect2 id="contents-utillinux" role="content">
254 <title>Contents of Util-linux</title>
255
256 <segmentedlist>
257 <segtitle>Installed programs</segtitle>
258 <segtitle>Installed libraries</segtitle>
259 <segtitle>Installed directories</segtitle>
260
261 <seglistitem>
262 <seg>addpart, agetty, blkdiscard, blkid, blkzone, blockdev, cal, cfdisk, chcpu,
263 chmem, choom, chrt, col, colcrt, colrm, column, ctrlaltdel, delpart, dmesg,
264 eject, fallocate, fdisk, fincore, findfs, findmnt, flock, fsck,
265 fsck.cramfs, fsck.minix, fsfreeze, fstrim, getopt, hexdump, hwclock,
266 i386, ionice, ipcmk, ipcrm, ipcs, irqtop, isosize, kill, last, lastb (link to
267 last), ldattach, linux32, linux64, logger, look, losetup, lsblk, lscpu,
268 lsipc, lsirq, lslocks, lslogins, lsmem, lsns, mcookie, mesg, mkfs, mkfs.bfs, mkfs.cramfs, mkfs.minix, mkswap,
269 more, mount, mountpoint, namei, nsenter, partx, pivot_root, prlimit,
270 readprofile, rename, renice, resizepart, rev, rfkill, rtcwake, script,
271 scriptlive, scriptreplay, setarch, setsid, setterm, sfdisk, sulogin, swaplabel,
272 swapoff (link to swapon), swapon, switch_root, taskset, uclampset, ul,
273 umount, uname26, unshare, utmpdump, uuidd, uuidgen, uuidparse, wall, wdctl, whereis,
274 wipefs, x86_64, and zramctl</seg>
275 <seg>libblkid.so, libfdisk.so, libmount.so,
276 libsmartcols.so, and libuuid.so</seg>
277 <seg>/usr/include/blkid,
278 /usr/include/libfdisk,
279 /usr/include/libmount,
280 /usr/include/libsmartcols,
281 /usr/include/uuid,
282 /usr/share/doc/util-linux-&util-linux-version;,
283 and /var/lib/hwclock</seg>
284 </seglistitem>
285 </segmentedlist>
286
287 <variablelist>
288 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
289 <?dbfo list-presentation="list"?>
290 <?dbhtml list-presentation="table"?>
291
292 <varlistentry id="addpart">
293 <term><command>addpart</command></term>
294 <listitem>
295 <para>Informs the Linux kernel of new partitions</para>
296 <indexterm zone="ch-system-util-linux addpart">
297 <primary sortas="b-addpart">addpart</primary>
298 </indexterm>
299 </listitem>
300 </varlistentry>
301
302 <varlistentry id="agetty">
303 <term><command>agetty</command></term>
304 <listitem>
305 <para>Opens a tty port, prompts for a login name,
306 and then invokes the <command>login</command> program</para>
307 <indexterm zone="ch-system-util-linux agetty">
308 <primary sortas="b-agetty">agetty</primary>
309 </indexterm>
310 </listitem>
311 </varlistentry>
312
313 <varlistentry id="blkdiscard">
314 <term><command>blkdiscard</command></term>
315 <listitem>
316 <para>Discards sectors on a device</para>
317 <indexterm zone="ch-system-util-linux blkdiscard">
318 <primary sortas="b-blkdiscard">blkdiscard</primary>
319 </indexterm>
320 </listitem>
321 </varlistentry>
322
323 <varlistentry id="blkid">
324 <term><command>blkid</command></term>
325 <listitem>
326 <para>A command line utility to locate and print block device
327 attributes</para>
328 <indexterm zone="ch-system-util-linux blkid">
329 <primary sortas="b-blkid">blkid</primary>
330 </indexterm>
331 </listitem>
332 </varlistentry>
333
334 <varlistentry id="blkzone">
335 <term><command>blkzone</command></term>
336 <listitem>
337 <para>Runs zone command on the given block device</para>
338 <indexterm zone="ch-system-util-linux blkzone">
339 <primary sortas="b-blkzone">blkzone</primary>
340 </indexterm>
341 </listitem>
342 </varlistentry>
343
344 <varlistentry id="blockdev">
345 <term><command>blockdev</command></term>
346 <listitem>
347 <para>Allows users to call block device ioctls from the command
348 line</para>
349 <indexterm zone="ch-system-util-linux blockdev">
350 <primary sortas="b-blockdev">blockdev</primary>
351 </indexterm>
352 </listitem>
353 </varlistentry>
354
355 <varlistentry id="cal">
356 <term><command>cal</command></term>
357 <listitem>
358 <para>Displays a simple calendar</para>
359 <indexterm zone="ch-system-util-linux cal">
360 <primary sortas="b-cal">cal</primary>
361 </indexterm>
362 </listitem>
363 </varlistentry>
364
365 <varlistentry id="cfdisk">
366 <term><command>cfdisk</command></term>
367 <listitem>
368 <para>Manipulates the partition table of the given device</para>
369 <indexterm zone="ch-system-util-linux cfdisk">
370 <primary sortas="b-cfdisk">cfdisk</primary>
371 </indexterm>
372 </listitem>
373 </varlistentry>
374
375 <varlistentry id="chcpu">
376 <term><command>chcpu</command></term>
377 <listitem>
378 <para>Modifies the state of CPUs</para>
379 <indexterm zone="ch-system-util-linux chcpu">
380 <primary sortas="b-chcpu">chcpu</primary>
381 </indexterm>
382 </listitem>
383 </varlistentry>
384
385 <varlistentry id="chmem">
386 <term><command>chmem</command></term>
387 <listitem>
388 <para>Configures memory</para>
389 <indexterm zone="ch-system-util-linux chmem">
390 <primary sortas="b-chmem">chmem</primary>
391 </indexterm>
392 </listitem>
393 </varlistentry>
394
395 <varlistentry id="choom">
396 <term><command>choom</command></term>
397 <listitem>
398 <para>Displays and adjusts OOM-killer score</para>
399 <indexterm zone="ch-system-util-linux choom">
400 <primary sortas="b-choom">choom</primary>
401 </indexterm>
402 </listitem>
403 </varlistentry>
404
405 <varlistentry id="chrt">
406 <term><command>chrt</command></term>
407 <listitem>
408 <para>Manipulates real-time attributes of a process</para>
409 <indexterm zone="ch-system-util-linux chrt">
410 <primary sortas="b-chrt">chrt</primary>
411 </indexterm>
412 </listitem>
413 </varlistentry>
414
415 <varlistentry id="col">
416 <term><command>col</command></term>
417 <listitem>
418 <para>Filters out reverse line feeds</para>
419 <indexterm zone="ch-system-util-linux col">
420 <primary sortas="b-col">col</primary>
421 </indexterm>
422 </listitem>
423 </varlistentry>
424
425 <varlistentry id="colcrt">
426 <term><command>colcrt</command></term>
427 <listitem>
428 <para>Filters <command>nroff</command> output for terminals
429 that lack some capabilities, such as overstriking and half-lines</para>
430 <indexterm zone="ch-system-util-linux colcrt">
431 <primary sortas="b-colcrt">colcrt</primary>
432 </indexterm>
433 </listitem>
434 </varlistentry>
435
436 <varlistentry id="colrm">
437 <term><command>colrm</command></term>
438 <listitem>
439 <para>Filters out the given columns</para>
440 <indexterm zone="ch-system-util-linux colrm">
441 <primary sortas="b-colrm">colrm</primary>
442 </indexterm>
443 </listitem>
444 </varlistentry>
445
446 <varlistentry id="column">
447 <term><command>column</command></term>
448 <listitem>
449 <para>Formats a given file into multiple columns</para>
450 <indexterm zone="ch-system-util-linux column">
451 <primary sortas="b-column">column</primary>
452 </indexterm>
453 </listitem>
454 </varlistentry>
455
456 <varlistentry id="ctrlaltdel">
457 <term><command>ctrlaltdel</command></term>
458 <listitem>
459 <para>Sets the function of the Ctrl+Alt+Del key combination to a
460 hard or a soft reset</para>
461 <indexterm zone="ch-system-util-linux ctrlaltdel">
462 <primary sortas="b-ctrlaltdel">ctrlaltdel</primary>
463 </indexterm>
464 </listitem>
465 </varlistentry>
466
467 <varlistentry id="delpart">
468 <term><command>delpart</command></term>
469 <listitem>
470 <para>Asks the Linux kernel to remove a partition</para>
471 <indexterm zone="ch-system-util-linux delpart">
472 <primary sortas="b-delpart">delpart</primary>
473 </indexterm>
474 </listitem>
475 </varlistentry>
476
477 <varlistentry id="dmesg">
478 <term><command>dmesg</command></term>
479 <listitem>
480 <para>Dumps the kernel boot messages</para>
481 <indexterm zone="ch-system-util-linux dmesg">
482 <primary sortas="b-dmesg">dmesg</primary>
483 </indexterm>
484 </listitem>
485 </varlistentry>
486
487 <varlistentry id="eject">
488 <term><command>eject</command></term>
489 <listitem>
490 <para>Ejects removable media</para>
491 <indexterm zone="ch-system-util-linux eject">
492 <primary sortas="b-eject">eject</primary>
493 </indexterm>
494 </listitem>
495 </varlistentry>
496
497 <varlistentry id="fallocate">
498 <term><command>fallocate</command></term>
499 <listitem>
500 <para>Preallocates space to a file</para>
501 <indexterm zone="ch-system-util-linux fallocate">
502 <primary sortas="b-fallocate">fallocate</primary>
503 </indexterm>
504 </listitem>
505 </varlistentry>
506
507 <varlistentry id="fdisk">
508 <term><command>fdisk</command></term>
509 <listitem>
510 <para>Manipulates the partition table of the given device</para>
511 <indexterm zone="ch-system-util-linux fdisk">
512 <primary sortas="b-fdisk">fdisk</primary>
513 </indexterm>
514 </listitem>
515 </varlistentry>
516
517 <varlistentry id="fincore">
518 <term><command>fincore</command></term>
519 <listitem>
520 <para>Counts pages of file contents in core</para>
521 <indexterm zone="ch-system-util-linux fincore">
522 <primary sortas="b-fincore">fincore</primary>
523 </indexterm>
524 </listitem>
525 </varlistentry>
526
527 <varlistentry id="findfs">
528 <term><command>findfs</command></term>
529 <listitem>
530 <para>Finds a file system by label or Universally Unique Identifier
531 (UUID)</para>
532 <indexterm zone="ch-system-util-linux findfs">
533 <primary sortas="b-findfs">findfs</primary>
534 </indexterm>
535 </listitem>
536 </varlistentry>
537
538 <varlistentry id="findmnt">
539 <term><command>findmnt</command></term>
540 <listitem>
541 <para>Is a command line interface to the libmount library
542 for work with mountinfo, fstab and mtab files</para>
543 <indexterm zone="ch-system-util-linux findmnt">
544 <primary sortas="b-findmnt">findmnt</primary>
545 </indexterm>
546 </listitem>
547 </varlistentry>
548
549 <varlistentry id="flock">
550 <term><command>flock</command></term>
551 <listitem>
552 <para>Acquires a file lock and then executes a command with the lock
553 held</para>
554 <indexterm zone="ch-system-util-linux flock">
555 <primary sortas="b-flock">flock</primary>
556 </indexterm>
557 </listitem>
558 </varlistentry>
559
560 <varlistentry id="fsck">
561 <term><command>fsck</command></term>
562 <listitem>
563 <para>Is used to check, and optionally repair, file systems</para>
564 <indexterm zone="ch-system-util-linux fsck">
565 <primary sortas="b-fsck">fsck</primary>
566 </indexterm>
567 </listitem>
568 </varlistentry>
569
570 <varlistentry id="fsck.cramfs">
571 <term><command>fsck.cramfs</command></term>
572 <listitem>
573 <para>Performs a consistency check on the Cramfs file system on the
574 given device</para>
575 <indexterm zone="ch-system-util-linux fsck.cramfs">
576 <primary sortas="b-fsck.cramfs">fsck.cramfs</primary>
577 </indexterm>
578 </listitem>
579 </varlistentry>
580
581 <varlistentry id="fsck.minix">
582 <term><command>fsck.minix</command></term>
583 <listitem>
584 <para>Performs a consistency check on the Minix file system on the
585 given device</para>
586 <indexterm zone="ch-system-util-linux fsck.minix">
587 <primary sortas="b-fsck.minix">fsck.minix</primary>
588 </indexterm>
589 </listitem>
590 </varlistentry>
591
592 <varlistentry id="fsfreeze">
593 <term><command>fsfreeze</command></term>
594 <listitem>
595 <para>Is a very simple wrapper around FIFREEZE/FITHAW ioctl
596 kernel driver operations</para>
597 <indexterm zone="ch-system-util-linux fsfreeze">
598 <primary sortas="b-fsfreeze">fsfreeze</primary>
599 </indexterm>
600 </listitem>
601 </varlistentry>
602
603 <varlistentry id="fstrim">
604 <term><command>fstrim</command></term>
605 <listitem>
606 <para>Discards unused blocks on a mounted filesystem</para>
607 <indexterm zone="ch-system-util-linux fstrim">
608 <primary sortas="b-fstrim">fstrim</primary>
609 </indexterm>
610 </listitem>
611 </varlistentry>
612
613 <varlistentry id="getopt">
614 <term><command>getopt</command></term>
615 <listitem>
616 <para>Parses options in the given command line</para>
617 <indexterm zone="ch-system-util-linux getopt">
618 <primary sortas="b-getopt">getopt</primary>
619 </indexterm>
620 </listitem>
621 </varlistentry>
622
623 <varlistentry id="hexdump">
624 <term><command>hexdump</command></term>
625 <listitem>
626 <para>Dumps the given file in hexadecimal or in another given
627 format</para>
628 <indexterm zone="ch-system-util-linux hexdump">
629 <primary sortas="b-hexdump">hexdump</primary>
630 </indexterm>
631 </listitem>
632 </varlistentry>
633
634 <varlistentry id="hwclock">
635 <term><command>hwclock</command></term>
636 <listitem>
637 <para>Reads or sets the system's hardware clock, also called
638 the Real-Time Clock (RTC) or Basic Input-Output System (BIOS)
639 clock</para>
640 <indexterm zone="ch-system-util-linux hwclock">
641 <primary sortas="b-hwclock">hwclock</primary>
642 </indexterm>
643 </listitem>
644 </varlistentry>
645
646 <varlistentry id="i386">
647 <term><command>i386</command></term>
648 <listitem>
649 <para>A symbolic link to setarch</para>
650 <indexterm zone="ch-system-util-linux i386">
651 <primary sortas="b-i386">i386</primary>
652 </indexterm>
653 </listitem>
654 </varlistentry>
655
656 <varlistentry id="ionice">
657 <term><command>ionice</command></term>
658 <listitem>
659 <para>Gets or sets the io scheduling class and priority for a program</para>
660 <indexterm zone="ch-system-util-linux ionice">
661 <primary sortas="b-ionice">ionice</primary>
662 </indexterm>
663 </listitem>
664 </varlistentry>
665
666 <varlistentry id="ipcmk">
667 <term><command>ipcmk</command></term>
668 <listitem>
669 <para>Creates various IPC resources</para>
670 <indexterm zone="ch-system-util-linux ipcmk">
671 <primary sortas="b-ipcmk">ipcmk</primary>
672 </indexterm>
673 </listitem>
674 </varlistentry>
675
676 <varlistentry id="ipcrm">
677 <term><command>ipcrm</command></term>
678 <listitem>
679 <para>Removes the given Inter-Process Communication (IPC) resource</para>
680 <indexterm zone="ch-system-util-linux ipcrm">
681 <primary sortas="b-ipcrm">ipcrm</primary>
682 </indexterm>
683 </listitem>
684 </varlistentry>
685
686 <varlistentry id="ipcs">
687 <term><command>ipcs</command></term>
688 <listitem>
689 <para>Provides IPC status information</para>
690 <indexterm zone="ch-system-util-linux ipcs">
691 <primary sortas="b-ipcs">ipcs</primary>
692 </indexterm>
693 </listitem>
694 </varlistentry>
695
696 <varlistentry id="irqtop">
697 <term><command>irqtop</command></term>
698 <listitem>
699 <para>Displays kernel interrupt counter information in
700 <filename>top(1)</filename> style view</para>
701 <indexterm zone="ch-system-util-linux irqtop">
702 <primary sortas="b-irqtop">irqtop</primary>
703 </indexterm>
704 </listitem>
705 </varlistentry>
706
707 <varlistentry id="isosize">
708 <term><command>isosize</command></term>
709 <listitem>
710 <para>Reports the size of an iso9660 file system</para>
711 <indexterm zone="ch-system-util-linux isosize">
712 <primary sortas="b-isosize">isosize</primary>
713 </indexterm>
714 </listitem>
715 </varlistentry>
716
717 <varlistentry id="kill">
718 <term><command>kill</command></term>
719 <listitem>
720 <para>Sends signals to processes</para>
721 <indexterm zone="ch-system-util-linux kill">
722 <primary sortas="b-kill">kill</primary>
723 </indexterm>
724 </listitem>
725 </varlistentry>
726
727 <varlistentry id="last">
728 <term><command>last</command></term>
729 <listitem>
730 <para>Shows which users last logged in (and out), searching back
731 through the <filename>/var/log/wtmp</filename> file; it also shows
732 system boots, shutdowns, and run-level changes</para>
733 <indexterm zone="ch-system-util-linux last">
734 <primary sortas="b-last">last</primary>
735 </indexterm>
736 </listitem>
737 </varlistentry>
738
739 <varlistentry id="lastb">
740 <term><command>lastb</command></term>
741 <listitem>
742 <para>Shows the failed login attempts, as logged in
743 <filename>/var/log/btmp</filename></para>
744 <indexterm zone="ch-system-util-linux lastb">
745 <primary sortas="b-lastb">lastb</primary>
746 </indexterm>
747 </listitem>
748 </varlistentry>
749
750 <varlistentry id="ldattach">
751 <term><command>ldattach</command></term>
752 <listitem>
753 <para>Attaches a line discipline to a serial line</para>
754 <indexterm zone="ch-system-util-linux ldattach">
755 <primary sortas="b-ldattach">ldattach</primary>
756 </indexterm>
757 </listitem>
758 </varlistentry>
759
760 <varlistentry id="linux32">
761 <term><command>linux32</command></term>
762 <listitem>
763 <para>A symbolic link to setarch</para>
764 <indexterm zone="ch-system-util-linux linux32">
765 <primary sortas="b-linux32">linux32</primary>
766 </indexterm>
767 </listitem>
768 </varlistentry>
769
770 <varlistentry id="linux64">
771 <term><command>linux64</command></term>
772 <listitem>
773 <para>A symbolic link to setarch</para>
774 <indexterm zone="ch-system-util-linux linux64">
775 <primary sortas="b-linux64">linux64</primary>
776 </indexterm>
777 </listitem>
778 </varlistentry>
779
780 <varlistentry id="logger">
781 <term><command>logger</command></term>
782 <listitem>
783 <para>Enters the given message into the system log</para>
784 <indexterm zone="ch-system-util-linux logger">
785 <primary sortas="b-logger">logger</primary>
786 </indexterm>
787 </listitem>
788 </varlistentry>
789
790 <varlistentry id="look">
791 <term><command>look</command></term>
792 <listitem>
793 <para>Displays lines that begin with the given string</para>
794 <indexterm zone="ch-system-util-linux look">
795 <primary sortas="b-look">look</primary>
796 </indexterm>
797 </listitem>
798 </varlistentry>
799
800 <varlistentry id="losetup">
801 <term><command>losetup</command></term>
802 <listitem>
803 <para>Sets up and controls loop devices</para>
804 <indexterm zone="ch-system-util-linux losetup">
805 <primary sortas="b-losetup">losetup</primary>
806 </indexterm>
807 </listitem>
808 </varlistentry>
809
810 <varlistentry id="lsblk">
811 <term><command>lsblk</command></term>
812 <listitem>
813 <para>Lists information about all or selected block devices in
814 a tree-like format</para>
815 <indexterm zone="ch-system-util-linux lsblk">
816 <primary sortas="b-lsblk">lsblk</primary>
817 </indexterm>
818 </listitem>
819 </varlistentry>
820
821 <varlistentry id="lscpu">
822 <term><command>lscpu</command></term>
823 <listitem>
824 <para>Prints CPU architecture information</para>
825 <indexterm zone="ch-system-util-linux lscpu">
826 <primary sortas="b-lscpu">lscpu</primary>
827 </indexterm>
828 </listitem>
829 </varlistentry>
830
831 <varlistentry id="lsipc">
832 <term><command>lsipc</command></term>
833 <listitem>
834 <para>Prints information on IPC facilities currently employed
835 in the system</para>
836 <indexterm zone="ch-system-util-linux lsipc">
837 <primary sortas="b-lsipc">lsipc</primary>
838 </indexterm>
839 </listitem>
840 </varlistentry>
841
842 <varlistentry id="lsirq">
843 <term><command>lsirq</command></term>
844 <listitem>
845 <para>Displays kernel interrupt counter information</para>
846 <indexterm zone="ch-system-util-linux lsirq">
847 <primary sortas="b-lsirq">lsirq</primary>
848 </indexterm>
849 </listitem>
850 </varlistentry>
851
852 <varlistentry id="lslocks">
853 <term><command>lslocks</command></term>
854 <listitem>
855 <para>Lists local system locks</para>
856 <indexterm zone="ch-system-util-linux lslocks">
857 <primary sortas="b-lslocks">lslocks</primary>
858 </indexterm>
859 </listitem>
860 </varlistentry>
861
862 <varlistentry id="lslogins">
863 <term><command>lslogins</command></term>
864 <listitem>
865 <para>Lists information about users, groups and system accounts</para>
866 <indexterm zone="ch-system-util-linux lslogins">
867 <primary sortas="b-lslogins">lslogins</primary>
868 </indexterm>
869 </listitem>
870 </varlistentry>
871
872 <varlistentry id="lsmem">
873 <term><command>lsmem</command></term>
874 <listitem>
875 <para>Lists the ranges of available memory with their online
876 status</para>
877 <indexterm zone="ch-system-util-linux lsmem">
878 <primary sortas="b-lsmem">lsmem</primary>
879 </indexterm>
880 </listitem>
881 </varlistentry>
882
883 <varlistentry id="lsns">
884 <term><command>lsns</command></term>
885 <listitem>
886 <para>Lists namespaces</para>
887 <indexterm zone="ch-system-util-linux lsns">
888 <primary sortas="b-lsns">lsns</primary>
889 </indexterm>
890 </listitem>
891 </varlistentry>
892
893 <varlistentry id="mcookie">
894 <term><command>mcookie</command></term>
895 <listitem>
896 <para>Generates magic cookies (128-bit random hexadecimal numbers) for
897 <command>xauth</command></para>
898 <indexterm zone="ch-system-util-linux mcookie">
899 <primary sortas="b-mcookie">mcookie</primary>
900 </indexterm>
901 </listitem>
902 </varlistentry>
903
904 <varlistentry id="mesg">
905 <term><command>mesg</command></term>
906 <listitem>
907 <para>Controls whether other users can send messages to the current
908 user's terminal</para>
909 <indexterm zone="ch-system-util-linux mesg">
910 <primary sortas="b-mesg">mesg</primary>
911 </indexterm>
912 </listitem>
913 </varlistentry>
914
915 <varlistentry id="mkfs">
916 <term><command>mkfs</command></term>
917 <listitem>
918 <para>Builds a file system on a device (usually a hard disk
919 partition)</para>
920 <indexterm zone="ch-system-util-linux mkfs">
921 <primary sortas="b-mkfs">mkfs</primary>
922 </indexterm>
923 </listitem>
924 </varlistentry>
925
926 <varlistentry id="mkfs.bfs">
927 <term><command>mkfs.bfs</command></term>
928 <listitem>
929 <para>Creates a Santa Cruz Operations (SCO) bfs file system</para>
930 <indexterm zone="ch-system-util-linux mkfs.bfs">
931 <primary sortas="b-mkfs.bfs">mkfs.bfs</primary>
932 </indexterm>
933 </listitem>
934 </varlistentry>
935
936 <varlistentry id="mkfs.cramfs">
937 <term><command>mkfs.cramfs</command></term>
938 <listitem>
939 <para>Creates a cramfs file system</para>
940 <indexterm zone="ch-system-util-linux mkfs.cramfs">
941 <primary sortas="b-mkfs.cramfs">mkfs.cramfs</primary>
942 </indexterm>
943 </listitem>
944 </varlistentry>
945
946 <varlistentry id="mkfs.minix">
947 <term><command>mkfs.minix</command></term>
948 <listitem>
949 <para>Creates a Minix file system</para>
950 <indexterm zone="ch-system-util-linux mkfs.minix">
951 <primary sortas="b-mkfs.minix">mkfs.minix</primary>
952 </indexterm>
953 </listitem>
954 </varlistentry>
955
956 <varlistentry id="mkswap">
957 <term><command>mkswap</command></term>
958 <listitem>
959 <para>Initializes the given device or file to be used as a swap
960 area</para>
961 <indexterm zone="ch-system-util-linux mkswap">
962 <primary sortas="b-mkswap">mkswap</primary>
963 </indexterm>
964 </listitem>
965 </varlistentry>
966
967 <varlistentry id="more">
968 <term><command>more</command></term>
969 <listitem>
970 <para>A filter for paging through text one screen at a time</para>
971 <indexterm zone="ch-system-util-linux more">
972 <primary sortas="b-more">more</primary>
973 </indexterm>
974 </listitem>
975 </varlistentry>
976
977 <varlistentry id="mount">
978 <term><command>mount</command></term>
979 <listitem>
980 <para>Attaches the file system on the given device to a specified
981 directory in the file-system tree</para>
982 <indexterm zone="ch-system-util-linux mount">
983 <primary sortas="b-mount">mount</primary>
984 </indexterm>
985 </listitem>
986 </varlistentry>
987
988 <varlistentry id="mountpoint">
989 <term><command>mountpoint</command></term>
990 <listitem>
991 <para>Checks if the directory is a mountpoint</para>
992 <indexterm zone="ch-system-util-linux mountpoint">
993 <primary sortas="b-mountpoint">mountpoint</primary>
994 </indexterm>
995 </listitem>
996 </varlistentry>
997
998 <varlistentry id="namei">
999 <term><command>namei</command></term>
1000 <listitem>
1001 <para>Shows the symbolic links in the given pathnames</para>
1002 <indexterm zone="ch-system-util-linux namei">
1003 <primary sortas="b-namei">namei</primary>
1004 </indexterm>
1005 </listitem>
1006 </varlistentry>
1007
1008 <varlistentry id="nsenter">
1009 <term><command>nsenter</command></term>
1010 <listitem>
1011 <para>Runs a program with namespaces of other processes</para>
1012 <indexterm zone="ch-system-util-linux nsenter">
1013 <primary sortas="b-nsenter">nsenter</primary>
1014 </indexterm>
1015 </listitem>
1016 </varlistentry>
1017
1018 <varlistentry id="partx">
1019 <term><command>partx</command></term>
1020 <listitem>
1021 <para>Tells the kernel about the presence and numbering of on-disk
1022 partitions</para>
1023 <indexterm zone="ch-system-util-linux partx">
1024 <primary sortas="b-partx">partx</primary>
1025 </indexterm>
1026 </listitem>
1027 </varlistentry>
1028
1029 <varlistentry id="pivot_root">
1030 <term><command>pivot_root</command></term>
1031 <listitem>
1032 <para>Makes the given file system the new root file system of the
1033 current process</para>
1034 <indexterm zone="ch-system-util-linux pivot_root">
1035 <primary sortas="b-pivot_root">pivot_root</primary>
1036 </indexterm>
1037 </listitem>
1038 </varlistentry>
1039
1040 <varlistentry id="prlimit">
1041 <term><command>prlimit</command></term>
1042 <listitem>
1043 <para>Get and set a process' resource limits</para>
1044 <indexterm zone="ch-system-util-linux prlimit">
1045 <primary sortas="b-prlimit">prlimit</primary>
1046 </indexterm>
1047 </listitem>
1048 </varlistentry>
1049
1050 <varlistentry id="readprofile">
1051 <term><command>readprofile</command></term>
1052 <listitem>
1053 <para>Reads kernel profiling information</para>
1054 <indexterm zone="ch-system-util-linux readprofile">
1055 <primary sortas="b-readprofile">readprofile</primary>
1056 </indexterm>
1057 </listitem>
1058 </varlistentry>
1059
1060 <varlistentry id="rename">
1061 <term><command>rename</command></term>
1062 <listitem>
1063 <para>Renames the given files, replacing a given string with
1064 another</para>
1065 <indexterm zone="ch-system-util-linux rename">
1066 <primary sortas="b-rename">rename</primary>
1067 </indexterm>
1068 </listitem>
1069 </varlistentry>
1070
1071 <varlistentry id="renice">
1072 <term><command>renice</command></term>
1073 <listitem>
1074 <para>Alters the priority of running processes</para>
1075 <indexterm zone="ch-system-util-linux renice">
1076 <primary sortas="b-renice">renice</primary>
1077 </indexterm>
1078 </listitem>
1079 </varlistentry>
1080
1081 <varlistentry id="resizepart">
1082 <term><command>resizepart</command></term>
1083 <listitem>
1084 <para>Asks the Linux kernel to resize a partition</para>
1085 <indexterm zone="ch-system-util-linux resizepart">
1086 <primary sortas="b-resizepart">resizepart</primary>
1087 </indexterm>
1088 </listitem>
1089 </varlistentry>
1090
1091 <varlistentry id="rev">
1092 <term><command>rev</command></term>
1093 <listitem>
1094 <para>Reverses the lines of a given file</para>
1095 <indexterm zone="ch-system-util-linux rev">
1096 <primary sortas="b-rev">rev</primary>
1097 </indexterm>
1098 </listitem>
1099 </varlistentry>
1100
1101 <varlistentry id="rkfill">
1102 <term><command>rkfill</command></term>
1103 <listitem>
1104 <para>Tool for enabling and disabling wireless devices</para>
1105 <indexterm zone="ch-system-util-linux rkfill">
1106 <primary sortas="b-rkfill">rkfill</primary>
1107 </indexterm>
1108 </listitem>
1109 </varlistentry>
1110
1111 <varlistentry id="rtcwake">
1112 <term><command>rtcwake</command></term>
1113 <listitem>
1114 <para>Used to enter a system sleep state until specified wakeup
1115 time</para>
1116 <indexterm zone="ch-system-util-linux rtcwake">
1117 <primary sortas="b-rtcwake">rtcwake</primary>
1118 </indexterm>
1119 </listitem>
1120 </varlistentry>
1121
1122 <varlistentry id="script">
1123 <term><command>script</command></term>
1124 <listitem>
1125 <para>Makes a typescript of a terminal session</para>
1126 <indexterm zone="ch-system-util-linux script">
1127 <primary sortas="b-script">script</primary>
1128 </indexterm>
1129 </listitem>
1130 </varlistentry>
1131
1132 <varlistentry id="scriptlive">
1133 <term><command>scriptlive</command></term>
1134 <listitem>
1135 <para>Re-run session typescripts using timing information</para>
1136 <indexterm zone="ch-system-util-linux scriptlive">
1137 <primary sortas="b-scriptlive">scriptlive</primary>
1138 </indexterm>
1139 </listitem>
1140 </varlistentry>
1141
1142 <varlistentry id="scriptreplay">
1143 <term><command>scriptreplay</command></term>
1144 <listitem>
1145 <para>Plays back typescripts using timing information</para>
1146 <indexterm zone="ch-system-util-linux scriptreplay">
1147 <primary sortas="b-scriptreplay">scriptreplay</primary>
1148 </indexterm>
1149 </listitem>
1150 </varlistentry>
1151
1152 <varlistentry id="setarch">
1153 <term><command>setarch</command></term>
1154 <listitem>
1155 <para>Changes reported architecture in a new program environment and
1156 sets personality flags</para>
1157 <indexterm zone="ch-system-util-linux setarch">
1158 <primary sortas="b-setarch">setarch</primary>
1159 </indexterm>
1160 </listitem>
1161 </varlistentry>
1162
1163 <varlistentry id="setsid">
1164 <term><command>setsid</command></term>
1165 <listitem>
1166 <para>Runs the given program in a new session</para>
1167 <indexterm zone="ch-system-util-linux setsid">
1168 <primary sortas="b-setsid">setsid</primary>
1169 </indexterm>
1170 </listitem>
1171 </varlistentry>
1172
1173 <varlistentry id="setterm">
1174 <term><command>setterm</command></term>
1175 <listitem>
1176 <para>Sets terminal attributes</para>
1177 <indexterm zone="ch-system-util-linux setterm">
1178 <primary sortas="b-setterm">setterm</primary>
1179 </indexterm>
1180 </listitem>
1181 </varlistentry>
1182
1183 <varlistentry id="sfdisk">
1184 <term><command>sfdisk</command></term>
1185 <listitem>
1186 <para>A disk partition table manipulator</para>
1187 <indexterm zone="ch-system-util-linux sfdisk">
1188 <primary sortas="b-sfdisk">sfdisk</primary>
1189 </indexterm>
1190 </listitem>
1191 </varlistentry>
1192
1193 <varlistentry id="sulogin">
1194 <term><command>sulogin</command></term>
1195 <listitem>
1196 <para>Allows <systemitem class="username">root</systemitem> to log in;
1197 it is normally invoked by <command>init</command> when the system goes
1198 into single user mode</para>
1199 <indexterm zone="ch-system-util-linux sulogin">
1200 <primary sortas="b-sulogin">sulogin</primary>
1201 </indexterm>
1202 </listitem>
1203 </varlistentry>
1204
1205 <varlistentry id="swaplabel">
1206 <term><command>swaplabel</command></term>
1207 <listitem>
1208 <para>Allows to change swaparea UUID and label</para>
1209 <indexterm zone="ch-system-util-linux swaplabel">
1210 <primary sortas="b-swaplabel">swaplabel</primary>
1211 </indexterm>
1212 </listitem>
1213 </varlistentry>
1214
1215 <varlistentry id="swapoff">
1216 <term><command>swapoff</command></term>
1217 <listitem>
1218 <para>Disables devices and files for paging and swapping</para>
1219 <indexterm zone="ch-system-util-linux swapoff">
1220 <primary sortas="b-swapoff">swapoff</primary>
1221 </indexterm>
1222 </listitem>
1223 </varlistentry>
1224
1225 <varlistentry id="swapon">
1226 <term><command>swapon</command></term>
1227 <listitem>
1228 <para>Enables devices and files for paging and swapping and
1229 lists the devices and files currently in use</para>
1230 <indexterm zone="ch-system-util-linux swapon">
1231 <primary sortas="b-swapon">swapon</primary>
1232 </indexterm>
1233 </listitem>
1234 </varlistentry>
1235
1236 <varlistentry id="switch_root">
1237 <term><command>switch_root</command></term>
1238 <listitem>
1239 <para>Switches to another filesystem as the root of the mount tree</para>
1240 <indexterm zone="ch-system-util-linux switch_root">
1241 <primary sortas="b-switch_root">switch_root</primary>
1242 </indexterm>
1243 </listitem>
1244 </varlistentry>
1245
1246 <varlistentry id="taskset">
1247 <term><command>taskset</command></term>
1248 <listitem>
1249 <para>Retrieves or sets a process' CPU affinity</para>
1250 <indexterm zone="ch-system-util-linux taskset">
1251 <primary sortas="b-taskset">taskset</primary>
1252 </indexterm>
1253 </listitem>
1254 </varlistentry>
1255
1256 <varlistentry id="uclampset">
1257 <term><command>uclampset</command></term>
1258 <listitem>
1259 <para>Manipulate the utilization clamping attributes of the
1260 system or a process</para>
1261 <indexterm zone="ch-system-util-linux uclampset">
1262 <primary sortas="b-uclampset">uclampset</primary>
1263 </indexterm>
1264 </listitem>
1265 </varlistentry>
1266
1267 <varlistentry id="ul">
1268 <term><command>ul</command></term>
1269 <listitem>
1270 <para>A filter for translating underscores into escape sequences
1271 indicating underlining for the terminal in use</para>
1272 <indexterm zone="ch-system-util-linux ul">
1273 <primary sortas="b-ul">ul</primary>
1274 </indexterm>
1275 </listitem>
1276 </varlistentry>
1277
1278 <varlistentry id="umount">
1279 <term><command>umount</command></term>
1280 <listitem>
1281 <para>Disconnects a file system from the system's file tree</para>
1282 <indexterm zone="ch-system-util-linux umount">
1283 <primary sortas="b-umount">umount</primary>
1284 </indexterm>
1285 </listitem>
1286 </varlistentry>
1287
1288 <varlistentry id="uname26">
1289 <term><command>uname26</command></term>
1290 <listitem>
1291 <para>A symbolic link to setarch</para>
1292 <indexterm zone="ch-system-util-linux uname26">
1293 <primary sortas="b-uname26">uname26</primary>
1294 </indexterm>
1295 </listitem>
1296 </varlistentry>
1297
1298 <varlistentry id="unshare">
1299 <term><command>unshare</command></term>
1300 <listitem>
1301 <para>Runs a program with some namespaces unshared from parent</para>
1302 <indexterm zone="ch-system-util-linux unshare">
1303 <primary sortas="b-unshare">unshare</primary>
1304 </indexterm>
1305 </listitem>
1306 </varlistentry>
1307
1308 <varlistentry id="utmpdump">
1309 <term><command>utmpdump</command></term>
1310 <listitem>
1311 <para>Displays the content of the given login file in a more
1312 user-friendly format</para>
1313 <indexterm zone="ch-system-util-linux utmpdump">
1314 <primary sortas="b-utmpdump">utmpdump</primary>
1315 </indexterm>
1316 </listitem>
1317 </varlistentry>
1318
1319 <varlistentry id="uuidd">
1320 <term><command>uuidd</command></term>
1321 <listitem>
1322 <para>A daemon used by the UUID library to generate time-based
1323 UUIDs in a secure and guaranteed-unique fashion</para>
1324 <indexterm zone="ch-system-util-linux uuidd">
1325 <primary sortas="b-uuidd">uuidd</primary>
1326 </indexterm>
1327 </listitem>
1328 </varlistentry>
1329
1330 <varlistentry id="uuidgen">
1331 <term><command>uuidgen</command></term>
1332 <listitem>
1333 <para>Creates new UUIDs. Each new UUID can reasonably be considered
1334 unique among all UUIDs created, on the local system and on other
1335 systems, in the past and in the future</para>
1336 <indexterm zone="ch-system-util-linux uuidgen">
1337 <primary sortas="b-uuidgen">uuidgen</primary>
1338 </indexterm>
1339 </listitem>
1340 </varlistentry>
1341
1342 <varlistentry id="uuidparse">
1343 <term><command>uuidparse</command></term>
1344 <listitem>
1345 <para>An utility to parse unique identifiers</para>
1346 <indexterm zone="ch-system-util-linux uuidparse">
1347 <primary sortas="b-uuidparse">uuidparse</primary>
1348 </indexterm>
1349 </listitem>
1350 </varlistentry>
1351
1352 <varlistentry id="wall">
1353 <term><command>wall</command></term>
1354 <listitem>
1355 <para>Displays the contents of a file or, by default, its standard
1356 input, on the terminals of all currently logged in users</para>
1357 <indexterm zone="ch-system-util-linux wall">
1358 <primary sortas="b-wall">wall</primary>
1359 </indexterm>
1360 </listitem>
1361 </varlistentry>
1362
1363 <varlistentry id="wdctl">
1364 <term><command>wdctl</command></term>
1365 <listitem>
1366 <para>Shows hardware watchdog status</para>
1367 <indexterm zone="ch-system-util-linux wdctl">
1368 <primary sortas="b-wdctl">wdctl</primary>
1369 </indexterm>
1370 </listitem>
1371 </varlistentry>
1372
1373 <varlistentry id="whereis">
1374 <term><command>whereis</command></term>
1375 <listitem>
1376 <para>Reports the location of the binary, source, and man page
1377 for the given command</para>
1378 <indexterm zone="ch-system-util-linux whereis">
1379 <primary sortas="b-whereis">whereis</primary>
1380 </indexterm>
1381 </listitem>
1382 </varlistentry>
1383
1384 <varlistentry id="wipefs">
1385 <term><command>wipefs</command></term>
1386 <listitem>
1387 <para>Wipes a filesystem signature from a device</para>
1388 <indexterm zone="ch-system-util-linux wipefs">
1389 <primary sortas="b-wipefs">wipefs</primary>
1390 </indexterm>
1391 </listitem>
1392 </varlistentry>
1393
1394 <varlistentry id="x86_64">
1395 <term><command>x86_64</command></term>
1396 <listitem>
1397 <para>A symbolic link to setarch</para>
1398 <indexterm zone="ch-system-util-linux x86_64">
1399 <primary sortas="b-x86_64">x86_64</primary>
1400 </indexterm>
1401 </listitem>
1402 </varlistentry>
1403
1404 <varlistentry id="zramctl">
1405 <term><command>zramctl</command></term>
1406 <listitem>
1407 <para>A program to set up and control zram (compressed ram disk)
1408 devices</para>
1409 <indexterm zone="ch-system-util-linux zramctl">
1410 <primary sortas="b-zramctl">zramctl</primary>
1411 </indexterm>
1412 </listitem>
1413 </varlistentry>
1414
1415 <varlistentry id="libblkid">
1416 <term><filename class="libraryfile">libblkid</filename></term>
1417 <listitem>
1418 <para>Contains routines for device identification and token
1419 extraction</para>
1420 <indexterm zone="ch-system-util-linux libblkid">
1421 <primary sortas="c-libblkid">libblkid</primary>
1422 </indexterm>
1423 </listitem>
1424 </varlistentry>
1425
1426 <varlistentry id="libfdisk">
1427 <term><filename class="libraryfile">libfdisk</filename></term>
1428 <listitem>
1429 <para>Contains routines for manipulating partition tables</para>
1430 <indexterm zone="ch-system-util-linux libfdisk">
1431 <primary sortas="c-libfdisk">libfdisk</primary>
1432 </indexterm>
1433 </listitem>
1434 </varlistentry>
1435
1436 <varlistentry id="libmount">
1437 <term><filename class="libraryfile">libmount</filename></term>
1438 <listitem>
1439 <para>Contains routines for block device mounting and
1440 unmounting</para>
1441 <indexterm zone="ch-system-util-linux libmount">
1442 <primary sortas="c-libmount">libmount</primary>
1443 </indexterm>
1444 </listitem>
1445 </varlistentry>
1446
1447 <varlistentry id="libsmartcols">
1448 <term><filename class="libraryfile">libsmartcols</filename></term>
1449 <listitem>
1450 <para>Contains routines for aiding screen output in tabular form</para>
1451 <indexterm zone="ch-system-util-linux libsmartcols">
1452 <primary sortas="c-libsmartcols">libsmartcols</primary>
1453 </indexterm>
1454 </listitem>
1455 </varlistentry>
1456
1457 <varlistentry id="libuuid">
1458 <term><filename class="libraryfile">libuuid</filename></term>
1459 <listitem>
1460 <para>Contains routines for generating unique identifiers for objects
1461 that may be accessible beyond the local system</para>
1462 <indexterm zone="ch-system-util-linux libuuid">
1463 <primary sortas="c-libuuid">libuuid</primary>
1464 </indexterm>
1465 </listitem>
1466 </varlistentry>
1467
1468 </variablelist>
1469
1470 </sect2>
1471
1472</sect1>
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