source: chapter08/util-linux.xml@ 00e8b532

ml-11.0 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 --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 if the related config options
99 are not enabled in the kernel of the host system. The failure
100 causes the tests to hang forever.
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>Prepare Util-linux for compilation:</para>
131
132<screen revision="sysv"><userinput remap="configure">CC="gcc -m32" \
133./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
134 --host=i686-pc-linux-gnu \
135 --libdir=/usr/lib32 \
136 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
137 --disable-chfn-chsh \
138 --disable-login \
139 --disable-nologin \
140 --disable-su \
141 --disable-setpriv \
142 --disable-runuser \
143 --disable-pylibmount \
144 --disable-static \
145 --without-python \
146 --without-systemd \
147 --without-systemdsystemunitdir \
148 --enable-libmount-force-mountinfo</userinput></screen>
149
150<screen revision="systemd"><userinput remap="configure">CC="gcc -m32" \
151./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
152 --host=i686-pc-linux-gnu \
153 --libdir=/usr/lib32 \
154 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
155 --disable-chfn-chsh \
156 --disable-login \
157 --disable-nologin \
158 --disable-su \
159 --disable-setpriv \
160 --disable-runuser \
161 --disable-pylibmount \
162 --disable-static \
163 --without-python \
164 --enable-libmount-force-mountinfo</userinput></screen>
165
166 <para>Compile the package:</para>
167
168<screen><userinput remap="make">make</userinput></screen>
169
170 <para>Install the package:</para>
171
172<screen><userinput remap="install">make DESTDIR=$PWD/DESTDIR install
173cp -Rv DESTDIR/usr/lib32/* /usr/lib32
174rm -rf DESTDIR</userinput></screen>
175
176 </sect2><!-- m32 -->
177
178 <!-- - - - - - - - - - -->
179 <!-- Multilib - x32bit -->
180 <!-- - - - - - - - - - -->
181
182 <sect2 arch="ml_x32,ml_all" role="installation">
183 <title>Installation of Util-linux - x32-bit</title>
184
185 <para>Clean previous build:</para>
186
187<screen><userinput remap="pre">make distclean</userinput></screen>
188
189 <para>Prepare Util-linux for compilation:</para>
190
191<screen revision="sysv"><userinput remap="configure">CC="gcc -mx32" \
192./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
193 --host=x86_64-pc-linux-gnux32 \
194 --libdir=/usr/libx32 \
195 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
196 --disable-chfn-chsh \
197 --disable-login \
198 --disable-nologin \
199 --disable-su \
200 --disable-setpriv \
201 --disable-runuser \
202 --disable-pylibmount \
203 --disable-static \
204 --without-python \
205 --without-systemd \
206 --without-systemdsystemunitdir \
207 --enable-libmount-force-mountinfo</userinput></screen>
208
209<screen revision="systemd"><userinput remap="configure">CC="gcc -mx32" \
210./configure ADJTIME_PATH=/var/lib/hwclock/adjtime \
211 --host=x86_64-pc-linux-gnux32 \
212 --libdir=/usr/libx32 \
213 --docdir=/usr/share/doc/util-linux-&util-linux-version; \
214 --disable-chfn-chsh \
215 --disable-login \
216 --disable-nologin \
217 --disable-su \
218 --disable-setpriv \
219 --disable-runuser \
220 --disable-pylibmount \
221 --disable-static \
222 --without-python \
223 --enable-libmount-force-mountinfo</userinput></screen>
224
225 <para>Compile the package:</para>
226
227<screen><userinput remap="make">make</userinput></screen>
228
229 <para>Install the package:</para>
230
231<screen><userinput remap="install">make DESTDIR=$PWD/DESTDIR install
232cp -Rv DESTDIR/usr/libx32/* /usr/libx32
233rm -rf DESTDIR</userinput></screen>
234
235 </sect2><!-- mx32 -->
236
237 <sect2 id="contents-utillinux" role="content">
238 <title>Contents of Util-linux</title>
239
240 <segmentedlist>
241 <segtitle>Installed programs</segtitle>
242 <segtitle>Installed libraries</segtitle>
243 <segtitle>Installed directories</segtitle>
244
245 <seglistitem>
246 <seg>addpart, agetty, blkdiscard, blkid, blkzone, blockdev, cal, cfdisk, chcpu,
247 chmem, choom, chrt, col, colcrt, colrm, column, ctrlaltdel, delpart, dmesg,
248 eject, fallocate, fdformat, fdisk, fincore, findfs, findmnt, flock, fsck,
249 fsck.cramfs, fsck.minix, fsfreeze, fstrim, getopt, hexdump, hwclock,
250 i386, ionice, ipcmk, ipcrm, ipcs, isosize, kill, last, lastb (link to
251 last), ldattach, linux32, linux64, logger, look, losetup, lsblk, lscpu,
252 lsipc, lslocks, lslogins, lsmem, lsns, mcookie, mesg, mkfs, mkfs.bfs, mkfs.cramfs, mkfs.minix, mkswap,
253 more, mount, mountpoint, namei, nsenter, partx, pivot_root, prlimit, raw,
254 readprofile, rename, renice, resizepart, rev, rfkill, rtcwake, script,
255 scriptreplay, setarch, setsid, setterm, sfdisk, sulogin, swaplabel,
256 swapoff (link to swapon), swapon, switch_root, taskset, ul,
257 umount, uname26, unshare, utmpdump, uuidd, uuidgen, uuidparse, wall, wdctl, whereis,
258 wipefs, x86_64, and zramctl</seg>
259 <seg>libblkid.so, libfdisk.so, libmount.so,
260 libsmartcols.so, and libuuid.so</seg>
261 <seg>/usr/include/blkid,
262 /usr/include/libfdisk,
263 /usr/include/libmount,
264 /usr/include/libsmartcols,
265 /usr/include/uuid,
266 /usr/share/doc/util-linux-&util-linux-version;,
267 and /var/lib/hwclock</seg>
268 </seglistitem>
269 </segmentedlist>
270
271 <variablelist>
272 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
273 <?dbfo list-presentation="list"?>
274 <?dbhtml list-presentation="table"?>
275
276 <varlistentry id="addpart">
277 <term><command>addpart</command></term>
278 <listitem>
279 <para>Informs the Linux kernel of new partitions</para>
280 <indexterm zone="ch-system-util-linux addpart">
281 <primary sortas="b-addpart">addpart</primary>
282 </indexterm>
283 </listitem>
284 </varlistentry>
285
286 <varlistentry id="agetty">
287 <term><command>agetty</command></term>
288 <listitem>
289 <para>Opens a tty port, prompts for a login name,
290 and then invokes the <command>login</command> program</para>
291 <indexterm zone="ch-system-util-linux agetty">
292 <primary sortas="b-agetty">agetty</primary>
293 </indexterm>
294 </listitem>
295 </varlistentry>
296
297 <varlistentry id="blkdiscard">
298 <term><command>blkdiscard</command></term>
299 <listitem>
300 <para>Discards sectors on a device</para>
301 <indexterm zone="ch-system-util-linux blkdiscard">
302 <primary sortas="b-blkdiscard">blkdiscard</primary>
303 </indexterm>
304 </listitem>
305 </varlistentry>
306
307 <varlistentry id="blkid">
308 <term><command>blkid</command></term>
309 <listitem>
310 <para>A command line utility to locate and print block device
311 attributes</para>
312 <indexterm zone="ch-system-util-linux blkid">
313 <primary sortas="b-blkid">blkid</primary>
314 </indexterm>
315 </listitem>
316 </varlistentry>
317
318 <varlistentry id="blkzone">
319 <term><command>blkzone</command></term>
320 <listitem>
321 <para>Runs zone command on the given block device</para>
322 <indexterm zone="ch-system-util-linux blkzone">
323 <primary sortas="b-blkzone">blkzone</primary>
324 </indexterm>
325 </listitem>
326 </varlistentry>
327
328 <varlistentry id="blockdev">
329 <term><command>blockdev</command></term>
330 <listitem>
331 <para>Allows users to call block device ioctls from the command
332 line</para>
333 <indexterm zone="ch-system-util-linux blockdev">
334 <primary sortas="b-blockdev">blockdev</primary>
335 </indexterm>
336 </listitem>
337 </varlistentry>
338
339 <varlistentry id="cal">
340 <term><command>cal</command></term>
341 <listitem>
342 <para>Displays a simple calendar</para>
343 <indexterm zone="ch-system-util-linux cal">
344 <primary sortas="b-cal">cal</primary>
345 </indexterm>
346 </listitem>
347 </varlistentry>
348
349 <varlistentry id="cfdisk">
350 <term><command>cfdisk</command></term>
351 <listitem>
352 <para>Manipulates the partition table of the given device</para>
353 <indexterm zone="ch-system-util-linux cfdisk">
354 <primary sortas="b-cfdisk">cfdisk</primary>
355 </indexterm>
356 </listitem>
357 </varlistentry>
358
359 <varlistentry id="chcpu">
360 <term><command>chcpu</command></term>
361 <listitem>
362 <para>Modifies the state of CPUs</para>
363 <indexterm zone="ch-system-util-linux chcpu">
364 <primary sortas="b-chcpu">chcpu</primary>
365 </indexterm>
366 </listitem>
367 </varlistentry>
368
369 <varlistentry id="chmem">
370 <term><command>chmem</command></term>
371 <listitem>
372 <para>Configures memory</para>
373 <indexterm zone="ch-system-util-linux chmem">
374 <primary sortas="b-chmem">chmem</primary>
375 </indexterm>
376 </listitem>
377 </varlistentry>
378
379 <varlistentry id="choom">
380 <term><command>choom</command></term>
381 <listitem>
382 <para>Displays and adjusts OOM-killer score</para>
383 <indexterm zone="ch-system-util-linux choom">
384 <primary sortas="b-choom">choom</primary>
385 </indexterm>
386 </listitem>
387 </varlistentry>
388
389 <varlistentry id="chrt">
390 <term><command>chrt</command></term>
391 <listitem>
392 <para>Manipulates real-time attributes of a process</para>
393 <indexterm zone="ch-system-util-linux chrt">
394 <primary sortas="b-chrt">chrt</primary>
395 </indexterm>
396 </listitem>
397 </varlistentry>
398
399 <varlistentry id="col">
400 <term><command>col</command></term>
401 <listitem>
402 <para>Filters out reverse line feeds</para>
403 <indexterm zone="ch-system-util-linux col">
404 <primary sortas="b-col">col</primary>
405 </indexterm>
406 </listitem>
407 </varlistentry>
408
409 <varlistentry id="colcrt">
410 <term><command>colcrt</command></term>
411 <listitem>
412 <para>Filters <command>nroff</command> output for terminals
413 that lack some capabilities, such as overstriking and half-lines</para>
414 <indexterm zone="ch-system-util-linux colcrt">
415 <primary sortas="b-colcrt">colcrt</primary>
416 </indexterm>
417 </listitem>
418 </varlistentry>
419
420 <varlistentry id="colrm">
421 <term><command>colrm</command></term>
422 <listitem>
423 <para>Filters out the given columns</para>
424 <indexterm zone="ch-system-util-linux colrm">
425 <primary sortas="b-colrm">colrm</primary>
426 </indexterm>
427 </listitem>
428 </varlistentry>
429
430 <varlistentry id="column">
431 <term><command>column</command></term>
432 <listitem>
433 <para>Formats a given file into multiple columns</para>
434 <indexterm zone="ch-system-util-linux column">
435 <primary sortas="b-column">column</primary>
436 </indexterm>
437 </listitem>
438 </varlistentry>
439
440 <varlistentry id="ctrlaltdel">
441 <term><command>ctrlaltdel</command></term>
442 <listitem>
443 <para>Sets the function of the Ctrl+Alt+Del key combination to a
444 hard or a soft reset</para>
445 <indexterm zone="ch-system-util-linux ctrlaltdel">
446 <primary sortas="b-ctrlaltdel">ctrlaltdel</primary>
447 </indexterm>
448 </listitem>
449 </varlistentry>
450
451 <varlistentry id="delpart">
452 <term><command>delpart</command></term>
453 <listitem>
454 <para>Asks the Linux kernel to remove a partition</para>
455 <indexterm zone="ch-system-util-linux delpart">
456 <primary sortas="b-delpart">delpart</primary>
457 </indexterm>
458 </listitem>
459 </varlistentry>
460
461 <varlistentry id="dmesg">
462 <term><command>dmesg</command></term>
463 <listitem>
464 <para>Dumps the kernel boot messages</para>
465 <indexterm zone="ch-system-util-linux dmesg">
466 <primary sortas="b-dmesg">dmesg</primary>
467 </indexterm>
468 </listitem>
469 </varlistentry>
470
471 <varlistentry id="eject">
472 <term><command>eject</command></term>
473 <listitem>
474 <para>Ejects removable media</para>
475 <indexterm zone="ch-system-util-linux eject">
476 <primary sortas="b-eject">eject</primary>
477 </indexterm>
478 </listitem>
479 </varlistentry>
480
481 <varlistentry id="fallocate">
482 <term><command>fallocate</command></term>
483 <listitem>
484 <para>Preallocates space to a file</para>
485 <indexterm zone="ch-system-util-linux fallocate">
486 <primary sortas="b-fallocate">fallocate</primary>
487 </indexterm>
488 </listitem>
489 </varlistentry>
490
491 <varlistentry id="fdformat">
492 <term><command>fdformat</command></term>
493 <listitem>
494 <para>Low-level formats a floppy disk</para>
495 <indexterm zone="ch-system-util-linux fdformat">
496 <primary sortas="b-fdformat">fdformat</primary>
497 </indexterm>
498 </listitem>
499 </varlistentry>
500
501 <varlistentry id="fdisk">
502 <term><command>fdisk</command></term>
503 <listitem>
504 <para>Manipulates the partition table of the given device</para>
505 <indexterm zone="ch-system-util-linux fdisk">
506 <primary sortas="b-fdisk">fdisk</primary>
507 </indexterm>
508 </listitem>
509 </varlistentry>
510
511 <varlistentry id="fincore">
512 <term><command>fincore</command></term>
513 <listitem>
514 <para>Counts pages of file contents in core</para>
515 <indexterm zone="ch-system-util-linux fincore">
516 <primary sortas="b-fincore">fincore</primary>
517 </indexterm>
518 </listitem>
519 </varlistentry>
520
521 <varlistentry id="findfs">
522 <term><command>findfs</command></term>
523 <listitem>
524 <para>Finds a file system by label or Universally Unique Identifier
525 (UUID)</para>
526 <indexterm zone="ch-system-util-linux findfs">
527 <primary sortas="b-findfs">findfs</primary>
528 </indexterm>
529 </listitem>
530 </varlistentry>
531
532 <varlistentry id="findmnt">
533 <term><command>findmnt</command></term>
534 <listitem>
535 <para>Is a command line interface to the libmount library
536 for work with mountinfo, fstab and mtab files</para>
537 <indexterm zone="ch-system-util-linux findmnt">
538 <primary sortas="b-findmnt">findmnt</primary>
539 </indexterm>
540 </listitem>
541 </varlistentry>
542
543 <varlistentry id="flock">
544 <term><command>flock</command></term>
545 <listitem>
546 <para>Acquires a file lock and then executes a command with the lock
547 held</para>
548 <indexterm zone="ch-system-util-linux flock">
549 <primary sortas="b-flock">flock</primary>
550 </indexterm>
551 </listitem>
552 </varlistentry>
553
554 <varlistentry id="fsck">
555 <term><command>fsck</command></term>
556 <listitem>
557 <para>Is used to check, and optionally repair, file systems</para>
558 <indexterm zone="ch-system-util-linux fsck">
559 <primary sortas="b-fsck">fsck</primary>
560 </indexterm>
561 </listitem>
562 </varlistentry>
563
564 <varlistentry id="fsck.cramfs">
565 <term><command>fsck.cramfs</command></term>
566 <listitem>
567 <para>Performs a consistency check on the Cramfs file system on the
568 given device</para>
569 <indexterm zone="ch-system-util-linux fsck.cramfs">
570 <primary sortas="b-fsck.cramfs">fsck.cramfs</primary>
571 </indexterm>
572 </listitem>
573 </varlistentry>
574
575 <varlistentry id="fsck.minix">
576 <term><command>fsck.minix</command></term>
577 <listitem>
578 <para>Performs a consistency check on the Minix file system on the
579 given device</para>
580 <indexterm zone="ch-system-util-linux fsck.minix">
581 <primary sortas="b-fsck.minix">fsck.minix</primary>
582 </indexterm>
583 </listitem>
584 </varlistentry>
585
586 <varlistentry id="fsfreeze">
587 <term><command>fsfreeze</command></term>
588 <listitem>
589 <para>Is a very simple wrapper around FIFREEZE/FITHAW ioctl
590 kernel driver operations</para>
591 <indexterm zone="ch-system-util-linux fsfreeze">
592 <primary sortas="b-fsfreeze">fsfreeze</primary>
593 </indexterm>
594 </listitem>
595 </varlistentry>
596
597 <varlistentry id="fstrim">
598 <term><command>fstrim</command></term>
599 <listitem>
600 <para>Discards unused blocks on a mounted filesystem</para>
601 <indexterm zone="ch-system-util-linux fstrim">
602 <primary sortas="b-fstrim">fstrim</primary>
603 </indexterm>
604 </listitem>
605 </varlistentry>
606
607 <varlistentry id="getopt">
608 <term><command>getopt</command></term>
609 <listitem>
610 <para>Parses options in the given command line</para>
611 <indexterm zone="ch-system-util-linux getopt">
612 <primary sortas="b-getopt">getopt</primary>
613 </indexterm>
614 </listitem>
615 </varlistentry>
616
617 <varlistentry id="hexdump">
618 <term><command>hexdump</command></term>
619 <listitem>
620 <para>Dumps the given file in hexadecimal or in another given
621 format</para>
622 <indexterm zone="ch-system-util-linux hexdump">
623 <primary sortas="b-hexdump">hexdump</primary>
624 </indexterm>
625 </listitem>
626 </varlistentry>
627
628 <varlistentry id="hwclock">
629 <term><command>hwclock</command></term>
630 <listitem>
631 <para>Reads or sets the system's hardware clock, also called
632 the Real-Time Clock (RTC) or Basic Input-Output System (BIOS)
633 clock</para>
634 <indexterm zone="ch-system-util-linux hwclock">
635 <primary sortas="b-hwclock">hwclock</primary>
636 </indexterm>
637 </listitem>
638 </varlistentry>
639
640 <varlistentry id="i386">
641 <term><command>i386</command></term>
642 <listitem>
643 <para>A symbolic link to setarch</para>
644 <indexterm zone="ch-system-util-linux i386">
645 <primary sortas="b-i386">i386</primary>
646 </indexterm>
647 </listitem>
648 </varlistentry>
649
650 <varlistentry id="ionice">
651 <term><command>ionice</command></term>
652 <listitem>
653 <para>Gets or sets the io scheduling class and priority for a program</para>
654 <indexterm zone="ch-system-util-linux ionice">
655 <primary sortas="b-ionice">ionice</primary>
656 </indexterm>
657 </listitem>
658 </varlistentry>
659
660 <varlistentry id="ipcmk">
661 <term><command>ipcmk</command></term>
662 <listitem>
663 <para>Creates various IPC resources</para>
664 <indexterm zone="ch-system-util-linux ipcmk">
665 <primary sortas="b-ipcmk">ipcmk</primary>
666 </indexterm>
667 </listitem>
668 </varlistentry>
669
670 <varlistentry id="ipcrm">
671 <term><command>ipcrm</command></term>
672 <listitem>
673 <para>Removes the given Inter-Process Communication (IPC) resource</para>
674 <indexterm zone="ch-system-util-linux ipcrm">
675 <primary sortas="b-ipcrm">ipcrm</primary>
676 </indexterm>
677 </listitem>
678 </varlistentry>
679
680 <varlistentry id="ipcs">
681 <term><command>ipcs</command></term>
682 <listitem>
683 <para>Provides IPC status information</para>
684 <indexterm zone="ch-system-util-linux ipcs">
685 <primary sortas="b-ipcs">ipcs</primary>
686 </indexterm>
687 </listitem>
688 </varlistentry>
689
690 <varlistentry id="isosize">
691 <term><command>isosize</command></term>
692 <listitem>
693 <para>Reports the size of an iso9660 file system</para>
694 <indexterm zone="ch-system-util-linux isosize">
695 <primary sortas="b-isosize">isosize</primary>
696 </indexterm>
697 </listitem>
698 </varlistentry>
699
700 <varlistentry id="kill">
701 <term><command>kill</command></term>
702 <listitem>
703 <para>Sends signals to processes</para>
704 <indexterm zone="ch-system-util-linux kill">
705 <primary sortas="b-kill">kill</primary>
706 </indexterm>
707 </listitem>
708 </varlistentry>
709
710 <varlistentry id="last">
711 <term><command>last</command></term>
712 <listitem>
713 <para>Shows which users last logged in (and out), searching back
714 through the <filename>/var/log/wtmp</filename> file; it also shows
715 system boots, shutdowns, and run-level changes</para>
716 <indexterm zone="ch-system-util-linux last">
717 <primary sortas="b-last">last</primary>
718 </indexterm>
719 </listitem>
720 </varlistentry>
721
722 <varlistentry id="lastb">
723 <term><command>lastb</command></term>
724 <listitem>
725 <para>Shows the failed login attempts, as logged in
726 <filename>/var/log/btmp</filename></para>
727 <indexterm zone="ch-system-util-linux lastb">
728 <primary sortas="b-lastb">lastb</primary>
729 </indexterm>
730 </listitem>
731 </varlistentry>
732
733 <varlistentry id="ldattach">
734 <term><command>ldattach</command></term>
735 <listitem>
736 <para>Attaches a line discipline to a serial line</para>
737 <indexterm zone="ch-system-util-linux ldattach">
738 <primary sortas="b-ldattach">ldattach</primary>
739 </indexterm>
740 </listitem>
741 </varlistentry>
742
743 <varlistentry id="linux32">
744 <term><command>linux32</command></term>
745 <listitem>
746 <para>A symbolic link to setarch</para>
747 <indexterm zone="ch-system-util-linux linux32">
748 <primary sortas="b-linux32">linux32</primary>
749 </indexterm>
750 </listitem>
751 </varlistentry>
752
753 <varlistentry id="linux64">
754 <term><command>linux64</command></term>
755 <listitem>
756 <para>A symbolic link to setarch</para>
757 <indexterm zone="ch-system-util-linux linux64">
758 <primary sortas="b-linux64">linux64</primary>
759 </indexterm>
760 </listitem>
761 </varlistentry>
762
763 <varlistentry id="logger">
764 <term><command>logger</command></term>
765 <listitem>
766 <para>Enters the given message into the system log</para>
767 <indexterm zone="ch-system-util-linux logger">
768 <primary sortas="b-logger">logger</primary>
769 </indexterm>
770 </listitem>
771 </varlistentry>
772
773 <varlistentry id="look">
774 <term><command>look</command></term>
775 <listitem>
776 <para>Displays lines that begin with the given string</para>
777 <indexterm zone="ch-system-util-linux look">
778 <primary sortas="b-look">look</primary>
779 </indexterm>
780 </listitem>
781 </varlistentry>
782
783 <varlistentry id="losetup">
784 <term><command>losetup</command></term>
785 <listitem>
786 <para>Sets up and controls loop devices</para>
787 <indexterm zone="ch-system-util-linux losetup">
788 <primary sortas="b-losetup">losetup</primary>
789 </indexterm>
790 </listitem>
791 </varlistentry>
792
793 <varlistentry id="lsblk">
794 <term><command>lsblk</command></term>
795 <listitem>
796 <para>Lists information about all or selected block devices in
797 a tree-like format</para>
798 <indexterm zone="ch-system-util-linux lsblk">
799 <primary sortas="b-lsblk">lsblk</primary>
800 </indexterm>
801 </listitem>
802 </varlistentry>
803
804 <varlistentry id="lscpu">
805 <term><command>lscpu</command></term>
806 <listitem>
807 <para>Prints CPU architecture information</para>
808 <indexterm zone="ch-system-util-linux lscpu">
809 <primary sortas="b-lscpu">lscpu</primary>
810 </indexterm>
811 </listitem>
812 </varlistentry>
813
814 <varlistentry id="lsipc">
815 <term><command>lsipc</command></term>
816 <listitem>
817 <para>Prints information on IPC facilities currently employed
818 in the system</para>
819 <indexterm zone="ch-system-util-linux lsipc">
820 <primary sortas="b-lsipc">lsipc</primary>
821 </indexterm>
822 </listitem>
823 </varlistentry>
824
825 <varlistentry id="lslocks">
826 <term><command>lslocks</command></term>
827 <listitem>
828 <para>Lists local system locks</para>
829 <indexterm zone="ch-system-util-linux lslocks">
830 <primary sortas="b-lslocks">lslocks</primary>
831 </indexterm>
832 </listitem>
833 </varlistentry>
834
835 <varlistentry id="lslogins">
836 <term><command>lslogins</command></term>
837 <listitem>
838 <para>Lists information about users, groups and system accounts</para>
839 <indexterm zone="ch-system-util-linux lslogins">
840 <primary sortas="b-lslogins">lslogins</primary>
841 </indexterm>
842 </listitem>
843 </varlistentry>
844
845 <varlistentry id="lsmem">
846 <term><command>lsmem</command></term>
847 <listitem>
848 <para>Lists the ranges of available memory with their online
849 status</para>
850 <indexterm zone="ch-system-util-linux lsmem">
851 <primary sortas="b-lsmem">lsmem</primary>
852 </indexterm>
853 </listitem>
854 </varlistentry>
855
856 <varlistentry id="lsns">
857 <term><command>lsns</command></term>
858 <listitem>
859 <para>Lists namespaces</para>
860 <indexterm zone="ch-system-util-linux lsns">
861 <primary sortas="b-lsns">lsns</primary>
862 </indexterm>
863 </listitem>
864 </varlistentry>
865
866 <varlistentry id="mcookie">
867 <term><command>mcookie</command></term>
868 <listitem>
869 <para>Generates magic cookies (128-bit random hexadecimal numbers) for
870 <command>xauth</command></para>
871 <indexterm zone="ch-system-util-linux mcookie">
872 <primary sortas="b-mcookie">mcookie</primary>
873 </indexterm>
874 </listitem>
875 </varlistentry>
876
877 <varlistentry id="mesg">
878 <term><command>mesg</command></term>
879 <listitem>
880 <para>Controls whether other users can send messages to the current
881 user's terminal</para>
882 <indexterm zone="ch-system-util-linux mesg">
883 <primary sortas="b-mesg">mesg</primary>
884 </indexterm>
885 </listitem>
886 </varlistentry>
887
888 <varlistentry id="mkfs">
889 <term><command>mkfs</command></term>
890 <listitem>
891 <para>Builds a file system on a device (usually a hard disk
892 partition)</para>
893 <indexterm zone="ch-system-util-linux mkfs">
894 <primary sortas="b-mkfs">mkfs</primary>
895 </indexterm>
896 </listitem>
897 </varlistentry>
898
899 <varlistentry id="mkfs.bfs">
900 <term><command>mkfs.bfs</command></term>
901 <listitem>
902 <para>Creates a Santa Cruz Operations (SCO) bfs file system</para>
903 <indexterm zone="ch-system-util-linux mkfs.bfs">
904 <primary sortas="b-mkfs.bfs">mkfs.bfs</primary>
905 </indexterm>
906 </listitem>
907 </varlistentry>
908
909 <varlistentry id="mkfs.cramfs">
910 <term><command>mkfs.cramfs</command></term>
911 <listitem>
912 <para>Creates a cramfs file system</para>
913 <indexterm zone="ch-system-util-linux mkfs.cramfs">
914 <primary sortas="b-mkfs.cramfs">mkfs.cramfs</primary>
915 </indexterm>
916 </listitem>
917 </varlistentry>
918
919 <varlistentry id="mkfs.minix">
920 <term><command>mkfs.minix</command></term>
921 <listitem>
922 <para>Creates a Minix file system</para>
923 <indexterm zone="ch-system-util-linux mkfs.minix">
924 <primary sortas="b-mkfs.minix">mkfs.minix</primary>
925 </indexterm>
926 </listitem>
927 </varlistentry>
928
929 <varlistentry id="mkswap">
930 <term><command>mkswap</command></term>
931 <listitem>
932 <para>Initializes the given device or file to be used as a swap
933 area</para>
934 <indexterm zone="ch-system-util-linux mkswap">
935 <primary sortas="b-mkswap">mkswap</primary>
936 </indexterm>
937 </listitem>
938 </varlistentry>
939
940 <varlistentry id="more">
941 <term><command>more</command></term>
942 <listitem>
943 <para>A filter for paging through text one screen at a time</para>
944 <indexterm zone="ch-system-util-linux more">
945 <primary sortas="b-more">more</primary>
946 </indexterm>
947 </listitem>
948 </varlistentry>
949
950 <varlistentry id="mount">
951 <term><command>mount</command></term>
952 <listitem>
953 <para>Attaches the file system on the given device to a specified
954 directory in the file-system tree</para>
955 <indexterm zone="ch-system-util-linux mount">
956 <primary sortas="b-mount">mount</primary>
957 </indexterm>
958 </listitem>
959 </varlistentry>
960
961 <varlistentry id="mountpoint">
962 <term><command>mountpoint</command></term>
963 <listitem>
964 <para>Checks if the directory is a mountpoint</para>
965 <indexterm zone="ch-system-util-linux mountpoint">
966 <primary sortas="b-mountpoint">mountpoint</primary>
967 </indexterm>
968 </listitem>
969 </varlistentry>
970
971 <varlistentry id="namei">
972 <term><command>namei</command></term>
973 <listitem>
974 <para>Shows the symbolic links in the given pathnames</para>
975 <indexterm zone="ch-system-util-linux namei">
976 <primary sortas="b-namei">namei</primary>
977 </indexterm>
978 </listitem>
979 </varlistentry>
980
981 <varlistentry id="nsenter">
982 <term><command>nsenter</command></term>
983 <listitem>
984 <para>Runs a program with namespaces of other processes</para>
985 <indexterm zone="ch-system-util-linux nsenter">
986 <primary sortas="b-nsenter">nsenter</primary>
987 </indexterm>
988 </listitem>
989 </varlistentry>
990
991 <varlistentry id="partx">
992 <term><command>partx</command></term>
993 <listitem>
994 <para>Tells the kernel about the presence and numbering of on-disk
995 partitions</para>
996 <indexterm zone="ch-system-util-linux partx">
997 <primary sortas="b-partx">partx</primary>
998 </indexterm>
999 </listitem>
1000 </varlistentry>
1001
1002 <varlistentry id="pivot_root">
1003 <term><command>pivot_root</command></term>
1004 <listitem>
1005 <para>Makes the given file system the new root file system of the
1006 current process</para>
1007 <indexterm zone="ch-system-util-linux pivot_root">
1008 <primary sortas="b-pivot_root">pivot_root</primary>
1009 </indexterm>
1010 </listitem>
1011 </varlistentry>
1012
1013 <varlistentry id="prlimit">
1014 <term><command>prlimit</command></term>
1015 <listitem>
1016 <para>Get and set a process' resource limits</para>
1017 <indexterm zone="ch-system-util-linux prlimit">
1018 <primary sortas="b-prlimit">prlimit</primary>
1019 </indexterm>
1020 </listitem>
1021 </varlistentry>
1022
1023 <varlistentry id="raw">
1024 <term><command>raw</command></term>
1025 <listitem>
1026 <para>Bind a Linux raw character device to a block device</para>
1027 <indexterm zone="ch-system-util-linux raw">
1028 <primary sortas="b-raw">raw</primary>
1029 </indexterm>
1030 </listitem>
1031 </varlistentry>
1032
1033 <varlistentry id="readprofile">
1034 <term><command>readprofile</command></term>
1035 <listitem>
1036 <para>Reads kernel profiling information</para>
1037 <indexterm zone="ch-system-util-linux readprofile">
1038 <primary sortas="b-readprofile">readprofile</primary>
1039 </indexterm>
1040 </listitem>
1041 </varlistentry>
1042
1043 <varlistentry id="rename">
1044 <term><command>rename</command></term>
1045 <listitem>
1046 <para>Renames the given files, replacing a given string with
1047 another</para>
1048 <indexterm zone="ch-system-util-linux rename">
1049 <primary sortas="b-rename">rename</primary>
1050 </indexterm>
1051 </listitem>
1052 </varlistentry>
1053
1054 <varlistentry id="renice">
1055 <term><command>renice</command></term>
1056 <listitem>
1057 <para>Alters the priority of running processes</para>
1058 <indexterm zone="ch-system-util-linux renice">
1059 <primary sortas="b-renice">renice</primary>
1060 </indexterm>
1061 </listitem>
1062 </varlistentry>
1063
1064 <varlistentry id="resizepart">
1065 <term><command>resizepart</command></term>
1066 <listitem>
1067 <para>Asks the Linux kernel to resize a partition</para>
1068 <indexterm zone="ch-system-util-linux resizepart">
1069 <primary sortas="b-resizepart">resizepart</primary>
1070 </indexterm>
1071 </listitem>
1072 </varlistentry>
1073
1074 <varlistentry id="rev">
1075 <term><command>rev</command></term>
1076 <listitem>
1077 <para>Reverses the lines of a given file</para>
1078 <indexterm zone="ch-system-util-linux rev">
1079 <primary sortas="b-rev">rev</primary>
1080 </indexterm>
1081 </listitem>
1082 </varlistentry>
1083
1084 <varlistentry id="rkfill">
1085 <term><command>rkfill</command></term>
1086 <listitem>
1087 <para>Tool for enabling and disabling wireless devices</para>
1088 <indexterm zone="ch-system-util-linux rkfill">
1089 <primary sortas="b-rkfill">rkfill</primary>
1090 </indexterm>
1091 </listitem>
1092 </varlistentry>
1093
1094 <varlistentry id="rtcwake">
1095 <term><command>rtcwake</command></term>
1096 <listitem>
1097 <para>Used to enter a system sleep state until specified wakeup
1098 time</para>
1099 <indexterm zone="ch-system-util-linux rtcwake">
1100 <primary sortas="b-rtcwake">rtcwake</primary>
1101 </indexterm>
1102 </listitem>
1103 </varlistentry>
1104
1105 <varlistentry id="script">
1106 <term><command>script</command></term>
1107 <listitem>
1108 <para>Makes a typescript of a terminal session</para>
1109 <indexterm zone="ch-system-util-linux script">
1110 <primary sortas="b-script">script</primary>
1111 </indexterm>
1112 </listitem>
1113 </varlistentry>
1114
1115 <varlistentry id="scriptreplay">
1116 <term><command>scriptreplay</command></term>
1117 <listitem>
1118 <para>Plays back typescripts using timing information</para>
1119 <indexterm zone="ch-system-util-linux scriptreplay">
1120 <primary sortas="b-scriptreplay">scriptreplay</primary>
1121 </indexterm>
1122 </listitem>
1123 </varlistentry>
1124
1125 <varlistentry id="setarch">
1126 <term><command>setarch</command></term>
1127 <listitem>
1128 <para>Changes reported architecture in a new program environment and
1129 sets personality flags</para>
1130 <indexterm zone="ch-system-util-linux setarch">
1131 <primary sortas="b-setarch">setarch</primary>
1132 </indexterm>
1133 </listitem>
1134 </varlistentry>
1135
1136 <varlistentry id="setsid">
1137 <term><command>setsid</command></term>
1138 <listitem>
1139 <para>Runs the given program in a new session</para>
1140 <indexterm zone="ch-system-util-linux setsid">
1141 <primary sortas="b-setsid">setsid</primary>
1142 </indexterm>
1143 </listitem>
1144 </varlistentry>
1145
1146 <varlistentry id="setterm">
1147 <term><command>setterm</command></term>
1148 <listitem>
1149 <para>Sets terminal attributes</para>
1150 <indexterm zone="ch-system-util-linux setterm">
1151 <primary sortas="b-setterm">setterm</primary>
1152 </indexterm>
1153 </listitem>
1154 </varlistentry>
1155
1156 <varlistentry id="sfdisk">
1157 <term><command>sfdisk</command></term>
1158 <listitem>
1159 <para>A disk partition table manipulator</para>
1160 <indexterm zone="ch-system-util-linux sfdisk">
1161 <primary sortas="b-sfdisk">sfdisk</primary>
1162 </indexterm>
1163 </listitem>
1164 </varlistentry>
1165
1166 <varlistentry id="sulogin">
1167 <term><command>sulogin</command></term>
1168 <listitem>
1169 <para>Allows <systemitem class="username">root</systemitem> to log in;
1170 it is normally invoked by <command>init</command> when the system goes
1171 into single user mode</para>
1172 <indexterm zone="ch-system-util-linux sulogin">
1173 <primary sortas="b-sulogin">sulogin</primary>
1174 </indexterm>
1175 </listitem>
1176 </varlistentry>
1177
1178 <varlistentry id="swaplabel">
1179 <term><command>swaplabel</command></term>
1180 <listitem>
1181 <para>Allows to change swaparea UUID and label</para>
1182 <indexterm zone="ch-system-util-linux swaplabel">
1183 <primary sortas="b-swaplabel">swaplabel</primary>
1184 </indexterm>
1185 </listitem>
1186 </varlistentry>
1187
1188 <varlistentry id="swapoff">
1189 <term><command>swapoff</command></term>
1190 <listitem>
1191 <para>Disables devices and files for paging and swapping</para>
1192 <indexterm zone="ch-system-util-linux swapoff">
1193 <primary sortas="b-swapoff">swapoff</primary>
1194 </indexterm>
1195 </listitem>
1196 </varlistentry>
1197
1198 <varlistentry id="swapon">
1199 <term><command>swapon</command></term>
1200 <listitem>
1201 <para>Enables devices and files for paging and swapping and
1202 lists the devices and files currently in use</para>
1203 <indexterm zone="ch-system-util-linux swapon">
1204 <primary sortas="b-swapon">swapon</primary>
1205 </indexterm>
1206 </listitem>
1207 </varlistentry>
1208
1209 <varlistentry id="switch_root">
1210 <term><command>switch_root</command></term>
1211 <listitem>
1212 <para>Switches to another filesystem as the root of the mount tree</para>
1213 <indexterm zone="ch-system-util-linux switch_root">
1214 <primary sortas="b-switch_root">switch_root</primary>
1215 </indexterm>
1216 </listitem>
1217 </varlistentry>
1218
1219 <varlistentry id="tailf">
1220 <term><command>tailf</command></term>
1221 <listitem>
1222 <para>Tracks the growth of a log file; displays the last 10 lines
1223 of a log file, then continues displaying any new entries in the
1224 log file as they are created</para>
1225 <indexterm zone="ch-system-util-linux tailf">
1226 <primary sortas="b-tailf">tailf</primary>
1227 </indexterm>
1228 </listitem>
1229 </varlistentry>
1230
1231 <varlistentry id="taskset">
1232 <term><command>taskset</command></term>
1233 <listitem>
1234 <para>Retrieves or sets a process' CPU affinity</para>
1235 <indexterm zone="ch-system-util-linux taskset">
1236 <primary sortas="b-taskset">taskset</primary>
1237 </indexterm>
1238 </listitem>
1239 </varlistentry>
1240
1241 <varlistentry id="ul">
1242 <term><command>ul</command></term>
1243 <listitem>
1244 <para>A filter for translating underscores into escape sequences
1245 indicating underlining for the terminal in use</para>
1246 <indexterm zone="ch-system-util-linux ul">
1247 <primary sortas="b-ul">ul</primary>
1248 </indexterm>
1249 </listitem>
1250 </varlistentry>
1251
1252 <varlistentry id="umount">
1253 <term><command>umount</command></term>
1254 <listitem>
1255 <para>Disconnects a file system from the system's file tree</para>
1256 <indexterm zone="ch-system-util-linux umount">
1257 <primary sortas="b-umount">umount</primary>
1258 </indexterm>
1259 </listitem>
1260 </varlistentry>
1261
1262 <varlistentry id="uname26">
1263 <term><command>uname26</command></term>
1264 <listitem>
1265 <para>A symbolic link to setarch</para>
1266 <indexterm zone="ch-system-util-linux uname26">
1267 <primary sortas="b-uname26">uname26</primary>
1268 </indexterm>
1269 </listitem>
1270 </varlistentry>
1271
1272 <varlistentry id="unshare">
1273 <term><command>unshare</command></term>
1274 <listitem>
1275 <para>Runs a program with some namespaces unshared from parent</para>
1276 <indexterm zone="ch-system-util-linux unshare">
1277 <primary sortas="b-unshare">unshare</primary>
1278 </indexterm>
1279 </listitem>
1280 </varlistentry>
1281
1282 <varlistentry id="utmpdump">
1283 <term><command>utmpdump</command></term>
1284 <listitem>
1285 <para>Displays the content of the given login file in a more
1286 user-friendly format</para>
1287 <indexterm zone="ch-system-util-linux utmpdump">
1288 <primary sortas="b-utmpdump">utmpdump</primary>
1289 </indexterm>
1290 </listitem>
1291 </varlistentry>
1292
1293 <varlistentry id="uuidd">
1294 <term><command>uuidd</command></term>
1295 <listitem>
1296 <para>A daemon used by the UUID library to generate time-based
1297 UUIDs in a secure and guaranteed-unique fashion</para>
1298 <indexterm zone="ch-system-util-linux uuidd">
1299 <primary sortas="b-uuidd">uuidd</primary>
1300 </indexterm>
1301 </listitem>
1302 </varlistentry>
1303
1304 <varlistentry id="uuidgen">
1305 <term><command>uuidgen</command></term>
1306 <listitem>
1307 <para>Creates new UUIDs. Each new UUID can reasonably be considered
1308 unique among all UUIDs created, on the local system and on other
1309 systems, in the past and in the future</para>
1310 <indexterm zone="ch-system-util-linux uuidgen">
1311 <primary sortas="b-uuidgen">uuidgen</primary>
1312 </indexterm>
1313 </listitem>
1314 </varlistentry>
1315
1316 <varlistentry id="uuidparse">
1317 <term><command>uuidparse</command></term>
1318 <listitem>
1319 <para>An utility to parse unique identifiers</para>
1320 <indexterm zone="ch-system-util-linux uuidparse">
1321 <primary sortas="b-uuidparse">uuidparse</primary>
1322 </indexterm>
1323 </listitem>
1324 </varlistentry>
1325
1326 <varlistentry id="wall">
1327 <term><command>wall</command></term>
1328 <listitem>
1329 <para>Displays the contents of a file or, by default, its standard
1330 input, on the terminals of all currently logged in users</para>
1331 <indexterm zone="ch-system-util-linux wall">
1332 <primary sortas="b-wall">wall</primary>
1333 </indexterm>
1334 </listitem>
1335 </varlistentry>
1336
1337 <varlistentry id="wdctl">
1338 <term><command>wdctl</command></term>
1339 <listitem>
1340 <para>Shows hardware watchdog status</para>
1341 <indexterm zone="ch-system-util-linux wdctl">
1342 <primary sortas="b-wdctl">wdctl</primary>
1343 </indexterm>
1344 </listitem>
1345 </varlistentry>
1346
1347 <varlistentry id="whereis">
1348 <term><command>whereis</command></term>
1349 <listitem>
1350 <para>Reports the location of the binary, source, and man page
1351 for the given command</para>
1352 <indexterm zone="ch-system-util-linux whereis">
1353 <primary sortas="b-whereis">whereis</primary>
1354 </indexterm>
1355 </listitem>
1356 </varlistentry>
1357
1358 <varlistentry id="wipefs">
1359 <term><command>wipefs</command></term>
1360 <listitem>
1361 <para>Wipes a filesystem signature from a device</para>
1362 <indexterm zone="ch-system-util-linux wipefs">
1363 <primary sortas="b-wipefs">wipefs</primary>
1364 </indexterm>
1365 </listitem>
1366 </varlistentry>
1367
1368 <varlistentry id="x86_64">
1369 <term><command>x86_64</command></term>
1370 <listitem>
1371 <para>A symbolic link to setarch</para>
1372 <indexterm zone="ch-system-util-linux x86_64">
1373 <primary sortas="b-x86_64">x86_64</primary>
1374 </indexterm>
1375 </listitem>
1376 </varlistentry>
1377
1378 <varlistentry id="zramctl">
1379 <term><command>zramctl</command></term>
1380 <listitem>
1381 <para>A program to set up and control zram (compressed ram disk)
1382 devices</para>
1383 <indexterm zone="ch-system-util-linux zramctl">
1384 <primary sortas="b-zramctl">zramctl</primary>
1385 </indexterm>
1386 </listitem>
1387 </varlistentry>
1388
1389 <varlistentry id="libblkid">
1390 <term><filename class="libraryfile">libblkid</filename></term>
1391 <listitem>
1392 <para>Contains routines for device identification and token
1393 extraction</para>
1394 <indexterm zone="ch-system-util-linux libblkid">
1395 <primary sortas="c-libblkid">libblkid</primary>
1396 </indexterm>
1397 </listitem>
1398 </varlistentry>
1399
1400 <varlistentry id="libfdisk">
1401 <term><filename class="libraryfile">libfdisk</filename></term>
1402 <listitem>
1403 <para>Contains routines for manipulating partition tables</para>
1404 <indexterm zone="ch-system-util-linux libfdisk">
1405 <primary sortas="c-libfdisk">libfdisk</primary>
1406 </indexterm>
1407 </listitem>
1408 </varlistentry>
1409
1410 <varlistentry id="libmount">
1411 <term><filename class="libraryfile">libmount</filename></term>
1412 <listitem>
1413 <para>Contains routines for block device mounting and
1414 unmounting</para>
1415 <indexterm zone="ch-system-util-linux libmount">
1416 <primary sortas="c-libmount">libmount</primary>
1417 </indexterm>
1418 </listitem>
1419 </varlistentry>
1420
1421 <varlistentry id="libsmartcols">
1422 <term><filename class="libraryfile">libsmartcols</filename></term>
1423 <listitem>
1424 <para>Contains routines for aiding screen output in tabular form</para>
1425 <indexterm zone="ch-system-util-linux libsmartcols">
1426 <primary sortas="c-libsmartcols">libsmartcols</primary>
1427 </indexterm>
1428 </listitem>
1429 </varlistentry>
1430
1431 <varlistentry id="libuuid">
1432 <term><filename class="libraryfile">libuuid</filename></term>
1433 <listitem>
1434 <para>Contains routines for generating unique identifiers for objects
1435 that may be accessible beyond the local system</para>
1436 <indexterm zone="ch-system-util-linux libuuid">
1437 <primary sortas="c-libuuid">libuuid</primary>
1438 </indexterm>
1439 </listitem>
1440 </varlistentry>
1441
1442 </variablelist>
1443
1444 </sect2>
1445
1446</sect1>
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