source: BOOK/final-system/common/util-linux-ng.xml@ 4261659

clfs-1.2 clfs-2.1 clfs-3.0.0-systemd clfs-3.0.0-sysvinit systemd sysvinit
Last change on this file since 4261659 was 2cca6fd, checked in by Chris Staub <chris@…>, 15 years ago

Updated program and library lists

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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-ng" role="wrap">
9 <?dbhtml filename="util-linux-ng.html"?>
10
11 <title>Util-linux-ng-&util-linux-ng-version;</title>
12
13 <indexterm zone="ch-system-util-linux-ng">
14 <primary sortas="a-Util-linux-ng">Util-linux-ng</primary>
15 </indexterm>
16
17 <sect2 role="package">
18 <title/>
19
20 <para>The Util-linux-ng package contains miscellaneous utility programs.
21 Among them are utilities for handling file systems, consoles, partitions,
22 and messages.</para>
23
24
25 </sect2>
26
27 <sect2 id="fhs-util-linux-ng" role="installation">
28 <title>FHS compliance notes</title>
29
30 <para>The FHS recommends using the <filename
31 class="directory">/var/lib/hwclock</filename> directory instead of the
32 usual <filename class="directory">/etc</filename> directory as the
33 location for the <filename>adjtime</filename> file. To make the
34 <command>hwclock</command> program FHS-compliant, run the following:</para>
35
36<screen><userinput>sed -i 's@etc/adjtime@var/lib/hwclock/adjtime@g' \
37 hwclock/hwclock.c
38mkdir -pv /var/lib/hwclock</userinput></screen>
39
40 </sect2>
41
42 <sect2 role="installation">
43 <title>Installation of Util-linux-ng</title>
44
45 <para os="a">Prepare Util-linux-ng for compilation:</para>
46
47<screen os="b"><userinput>./configure --enable-arch \
48 --enable-partx --enable-write --disable-wall</userinput></screen>
49
50 <variablelist os="c">
51 <title>The meaning of the configure options:</title>
52
53 <varlistentry>
54 <term><parameter>--enable-arch</parameter></term>
55 <listitem>
56 <para>This option allows the <command>arch</command> program to be
57 installed.</para>
58 </listitem>
59 </varlistentry>
60
61 <varlistentry>
62 <term><parameter>--enable-partx</parameter></term>
63 <listitem>
64 <para>Enables building the <command>addpart</command>, <command>delpart</command>,
65 <command>partx</command> programs.</para>
66 </listitem>
67 </varlistentry>
68
69 <varlistentry>
70 <term><parameter>--enable-write</parameter></term>
71 <listitem>
72 <para>This option allows the <command>write</command> program to be
73 installed.</para>
74 </listitem>
75 </varlistentry>
76
77 <varlistentry>
78 <term><parameter>--disable-wall</parameter></term>
79 <listitem>
80 <para>Disables building the <command>wall</command> program,
81 as the Sysvinit package installs its own version.</para>
82 </listitem>
83 </varlistentry>
84
85 </variablelist>
86
87 <para os="d">Compile the package:</para>
88
89<screen os="e"><userinput>make</userinput></screen>
90
91 <para os="f">This package does not come with a test suite.</para>
92
93 <para os="g">Install the package:</para>
94
95<screen os="h"><userinput>make install</userinput></screen>
96
97 <para os="i">Move the <command>logger</command> binary to
98 <filename class="directory">/bin</filename> as it is needed by the
99 CLFS-Bootscripts package:</para>
100
101<screen os="j"><userinput>mv -v /usr/bin/logger /bin</userinput></screen>
102
103 </sect2>
104
105 <sect2 id="contents-util-linux-ng" role="content">
106 <title>Contents of Util-linux-ng</title>
107
108 <segmentedlist>
109 <segtitle>Installed programs</segtitle>
110
111 <seglistitem>
112 <seg>addpart, agetty, arch, blockdev, cal, cfdisk, chkdupexe, chrt,
113 col, colcrt, colrm, column, ctrlaltdel, cytune, ddate, delpart, dmesg,
114 fdformat, fdisk, flock, fsck.cramfs, fsck.minix, getopt, hexdump,
115 hwclock, ionice, ipcmk, ipcrm, ipcs, isosize, ldattach, line, logger,
116 look, losetup, lscpu, mcookie, mkfs, mkfs.bfs, mkfs.cramfs, mkfs.minix,
117 mkswap, more, mount, namei, partx, pg, pivot_root, readprofile, rename,
118 renice, rev, rtcwake, script, scriptreplay, setarch, setsid, setterm,
119 sfdisk, swapoff (link to swapon), swapon, tailf, taskset, tunelp, ul,
120 umount, whereis, and write</seg>
121 </seglistitem>
122 </segmentedlist>
123
124 <variablelist>
125 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
126 <?dbfo list-presentation="list"?>
127 <?dbhtml list-presentation="table"?>
128
129 <varlistentry id="addpart">
130 <term><command>addpart</command></term>
131 <listitem>
132 <para>Informs the kernel of a new partition</para>
133 <indexterm zone="ch-system-util-linux-ng addpart">
134 <primary sortas="b-addpart">addpart</primary>
135 </indexterm>
136 </listitem>
137 </varlistentry>
138
139 <varlistentry id="agetty">
140 <term><command>agetty</command></term>
141 <listitem>
142 <para>Opens a tty port, prompts for a login name,
143 and then invokes the <command>login</command> program</para>
144 <indexterm zone="ch-system-util-linux-ng agetty">
145 <primary sortas="b-agetty">agetty</primary>
146 </indexterm>
147 </listitem>
148 </varlistentry>
149
150 <varlistentry id="arch">
151 <term><command>arch</command></term>
152 <listitem>
153 <para>Reports the machine's architecture</para>
154 <indexterm zone="ch-system-util-linux-ng arch">
155 <primary sortas="b-arch">arch</primary>
156 </indexterm>
157 </listitem>
158 </varlistentry>
159
160 <varlistentry id="blockdev">
161 <term><command>blockdev</command></term>
162 <listitem>
163 <para>Allows users to call block device ioctls from the command
164 line</para>
165 <indexterm zone="ch-system-util-linux-ng blockdev">
166 <primary sortas="b-blockdev">blockdev</primary>
167 </indexterm>
168 </listitem>
169 </varlistentry>
170
171 <varlistentry id="cal">
172 <term><command>cal</command></term>
173 <listitem>
174 <para>Displays a simple calendar</para>
175 <indexterm zone="ch-system-util-linux-ng cal">
176 <primary sortas="b-cal">cal</primary>
177 </indexterm>
178 </listitem>
179 </varlistentry>
180
181 <varlistentry id="cfdisk">
182 <term><command>cfdisk</command></term>
183 <listitem>
184 <para>Manipulates the partition table of the given device</para>
185 <indexterm zone="ch-system-util-linux-ng cfdisk">
186 <primary sortas="b-cfdisk">cfdisk</primary>
187 </indexterm>
188 </listitem>
189 </varlistentry>
190
191 <varlistentry id="chkdupexe">
192 <term><command>chkdupexe</command></term>
193 <listitem>
194 <para>Finds duplicate executables</para>
195 <indexterm zone="ch-system-util-linux-ng chkdupexe">
196 <primary sortas="b-chkdupexe">chkdupexe</primary>
197 </indexterm>
198 </listitem>
199 </varlistentry>
200
201 <varlistentry id="chrt">
202 <term><command>chrt</command></term>
203 <listitem>
204 <para>Manipulates real-time attributes of a process</para>
205 <indexterm zone="ch-system-util-linux-ng chrt">
206 <primary sortas="b-chrt">chrt</primary>
207 </indexterm>
208 </listitem>
209 </varlistentry>
210
211 <varlistentry id="col">
212 <term><command>col</command></term>
213 <listitem>
214 <para>Filters out reverse line feeds</para>
215 <indexterm zone="ch-system-util-linux-ng col">
216 <primary sortas="b-col">col</primary>
217 </indexterm>
218 </listitem>
219 </varlistentry>
220
221 <varlistentry id="colcrt">
222 <term><command>colcrt</command></term>
223 <listitem>
224 <para>Filters <command>nroff</command> output for terminals
225 that lack some capabilities, such as overstriking and half-lines</para>
226 <indexterm zone="ch-system-util-linux-ng colcrt">
227 <primary sortas="b-colcrt">colcrt</primary>
228 </indexterm>
229 </listitem>
230 </varlistentry>
231
232 <varlistentry id="colrm">
233 <term><command>colrm</command></term>
234 <listitem>
235 <para>Filters out the given columns</para>
236 <indexterm zone="ch-system-util-linux-ng colrm">
237 <primary sortas="b-colrm">colrm</primary>
238 </indexterm>
239 </listitem>
240 </varlistentry>
241
242 <varlistentry id="column">
243 <term><command>column</command></term>
244 <listitem>
245 <para>Formats a given file into multiple columns</para>
246 <indexterm zone="ch-system-util-linux-ng column">
247 <primary sortas="b-column">column</primary>
248 </indexterm>
249 </listitem>
250 </varlistentry>
251
252 <varlistentry id="ctrlaltdel">
253 <term><command>ctrlaltdel</command></term>
254 <listitem>
255 <para>Sets the function of the Ctrl+Alt+Del key combination to a
256 hard or a soft reset</para>
257 <indexterm zone="ch-system-util-linux-ng ctrlaltdel">
258 <primary sortas="b-ctrlaltdel">ctrlaltdel</primary>
259 </indexterm>
260 </listitem>
261 </varlistentry>
262
263 <varlistentry id="cytune">
264 <term><command>cytune</command></term>
265 <listitem>
266 <para>Tunes the parameters of the serial line drivers for
267 Cyclades cards</para>
268 <indexterm zone="ch-system-util-linux-ng cytune">
269 <primary sortas="b-cytune">cytune</primary>
270 </indexterm>
271 </listitem>
272 </varlistentry>
273
274 <varlistentry id="ddate">
275 <term><command>ddate</command></term>
276 <listitem>
277 <para>Gives the Discordian date or converts the given Gregorian date
278 to a Discordian one</para>
279 <indexterm zone="ch-system-util-linux-ng ddate">
280 <primary sortas="b-ddate">ddate</primary>
281 </indexterm>
282 </listitem>
283 </varlistentry>
284
285 <varlistentry id="delpart">
286 <term><command>delpart</command></term>
287 <listitem>
288 <para>Asks the kernel to remove a partition</para>
289 <indexterm zone="ch-system-util-linux-ng delpart">
290 <primary sortas="b-delpart">delpart</primary>
291 </indexterm>
292 </listitem>
293 </varlistentry>
294
295 <varlistentry id="dmesg">
296 <term><command>dmesg</command></term>
297 <listitem>
298 <para>Dumps the kernel boot messages</para>
299 <indexterm zone="ch-system-util-linux-ng dmesg">
300 <primary sortas="b-dmesg">dmesg</primary>
301 </indexterm>
302 </listitem>
303 </varlistentry>
304
305 <varlistentry id="fdformat">
306 <term><command>fdformat</command></term>
307 <listitem>
308 <para>Low-level formats a floppy disk</para>
309 <indexterm zone="ch-system-util-linux-ng fdformat">
310 <primary sortas="b-fdformat">fdformat</primary>
311 </indexterm>
312 </listitem>
313 </varlistentry>
314
315 <varlistentry id="fdisk">
316 <term><command>fdisk</command></term>
317 <listitem>
318 <para>Manipulates the partition table of the given device</para>
319 <indexterm zone="ch-system-util-linux-ng fdisk">
320 <primary sortas="b-fdisk">fdisk</primary>
321 </indexterm>
322 </listitem>
323 </varlistentry>
324
325 <varlistentry id="flock">
326 <term><command>flock</command></term>
327 <listitem>
328 <para>Acquires a file lock and then executes a command with the lock
329 held</para>
330 <indexterm zone="ch-system-util-linux-ng flock">
331 <primary sortas="b-flock">flock</primary>
332 </indexterm>
333 </listitem>
334 </varlistentry>
335
336 <varlistentry id="fsck.cramfs">
337 <term><command>fsck.cramfs</command></term>
338 <listitem>
339 <para>Performs a consistency check on the Cramfs file system on the
340 given device</para>
341 <indexterm zone="ch-system-util-linux-ng fsck.cramfs">
342 <primary sortas="b-fsck.cramfs">fsck.cramfs</primary>
343 </indexterm>
344 </listitem>
345 </varlistentry>
346
347 <varlistentry id="fsck.minix">
348 <term><command>fsck.minix</command></term>
349 <listitem>
350 <para>Performs a consistency check on the Minix file system on the
351 given device</para>
352 <indexterm zone="ch-system-util-linux-ng fsck.minix">
353 <primary sortas="b-fsck.minix">fsck.minix</primary>
354 </indexterm>
355 </listitem>
356 </varlistentry>
357
358 <varlistentry id="getopt">
359 <term><command>getopt</command></term>
360 <listitem>
361 <para>Parses options in the given command line</para>
362 <indexterm zone="ch-system-util-linux-ng getopt">
363 <primary sortas="b-getopt">getopt</primary>
364 </indexterm>
365 </listitem>
366 </varlistentry>
367
368 <varlistentry id="hexdump">
369 <term><command>hexdump</command></term>
370 <listitem>
371 <para>Dumps the given file in hexadecimal or in another given
372 format</para>
373 <indexterm zone="ch-system-util-linux-ng hexdump">
374 <primary sortas="b-hexdump">hexdump</primary>
375 </indexterm>
376 </listitem>
377 </varlistentry>
378
379 <varlistentry id="hwclock">
380 <term><command>hwclock</command></term>
381 <listitem>
382 <para>Reads or sets the system's hardware clock, also called
383 the Real-Time Clock (RTC) or Basic Input-Output System (BIOS)
384 clock</para>
385 <indexterm zone="ch-system-util-linux-ng hwclock">
386 <primary sortas="b-hwclock">hwclock</primary>
387 </indexterm>
388 </listitem>
389 </varlistentry>
390
391 <varlistentry id="ionice">
392 <term><command>ionice</command></term>
393 <listitem>
394 <para>Gives and sets program I/O scheduling class and priority</para>
395 <indexterm zone="ch-system-util-linux-ng ionice">
396 <primary sortas="b-ionice">ionice</primary>
397 </indexterm>
398 </listitem>
399 </varlistentry>
400
401 <varlistentry id="ipcrm">
402 <term><command>ipcrm</command></term>
403 <listitem>
404 <para>Removes the given Inter-Process Communication (IPC) resource</para>
405 <indexterm zone="ch-system-util-linux-ng ipcrm">
406 <primary sortas="b-ipcrm">ipcrm</primary>
407 </indexterm>
408 </listitem>
409 </varlistentry>
410
411 <varlistentry id="ipcmk">
412 <term><command>ipcmk</command></term>
413 <listitem>
414 <para>Creates various IPC resources</para>
415 <indexterm zone="ch-system-util-linux-ng ipcmk">
416 <primary sortas="b-ipcmk">ipcmk</primary>
417 </indexterm>
418 </listitem>
419 </varlistentry>
420
421 <varlistentry id="ipcs">
422 <term><command>ipcs</command></term>
423 <listitem>
424 <para>Provides IPC status information</para>
425 <indexterm zone="ch-system-util-linux-ng ipcs">
426 <primary sortas="b-ipcs">ipcs</primary>
427 </indexterm>
428 </listitem>
429 </varlistentry>
430
431 <varlistentry id="isosize">
432 <term><command>isosize</command></term>
433 <listitem>
434 <para>Reports the size of an iso9660 file system</para>
435 <indexterm zone="ch-system-util-linux-ng isosize">
436 <primary sortas="b-isosize">isosize</primary>
437 </indexterm>
438 </listitem>
439 </varlistentry>
440
441 <varlistentry id="ldattach">
442 <term><command>ldattach</command></term>
443 <listitem>
444 <para>Attaches a line discipline to a serial line</para>
445 <indexterm zone="ch-system-util-linux-ng ldattach">
446 <primary sortas="b-ldattach">ldattach</primary>
447 </indexterm>
448 </listitem>
449 </varlistentry>
450
451 <varlistentry id="line">
452 <term><command>line</command></term>
453 <listitem>
454 <para>Copies a single line</para>
455 <indexterm zone="ch-system-util-linux-ng line">
456 <primary sortas="b-line">line</primary>
457 </indexterm>
458 </listitem>
459 </varlistentry>
460
461 <varlistentry id="logger">
462 <term><command>logger</command></term>
463 <listitem>
464 <para>Enters the given message into the system log</para>
465 <indexterm zone="ch-system-util-linux-ng logger">
466 <primary sortas="b-logger">logger</primary>
467 </indexterm>
468 </listitem>
469 </varlistentry>
470
471 <varlistentry id="look">
472 <term><command>look</command></term>
473 <listitem>
474 <para>Displays lines that begin with the given string</para>
475 <indexterm zone="ch-system-util-linux-ng look">
476 <primary sortas="b-look">look</primary>
477 </indexterm>
478 </listitem>
479 </varlistentry>
480
481 <varlistentry id="losetup">
482 <term><command>losetup</command></term>
483 <listitem>
484 <para>Sets up and controls loop devices</para>
485 <indexterm zone="ch-system-util-linux-ng losetup">
486 <primary sortas="b-losetup">losetup</primary>
487 </indexterm>
488 </listitem>
489 </varlistentry>
490
491 <varlistentry id="lscpu">
492 <term><command>lscpu</command></term>
493 <listitem>
494 <para>Prints CPU architechture information</para>
495 <indexterm zone="ch-system-util-linux-ng lscpu">
496 <primary sortas="b-lscpu">lscpu</primary>
497 </indexterm>
498 </listitem>
499 </varlistentry>
500
501 <varlistentry id="mcookie">
502 <term><command>mcookie</command></term>
503 <listitem>
504 <para>Generates magic cookies (128-bit random hexadecimal numbers) for
505 <command>xauth</command></para>
506 <indexterm zone="ch-system-util-linux-ng mcookie">
507 <primary sortas="b-mcookie">mcookie</primary>
508 </indexterm>
509 </listitem>
510 </varlistentry>
511
512 <varlistentry id="mkfs">
513 <term><command>mkfs</command></term>
514 <listitem>
515 <para>Builds a file system on a device (usually a hard disk
516 partition)</para>
517 <indexterm zone="ch-system-util-linux-ng mkfs">
518 <primary sortas="b-mkfs">mkfs</primary>
519 </indexterm>
520 </listitem>
521 </varlistentry>
522
523 <varlistentry id="mkfs.bfs">
524 <term><command>mkfs.bfs</command></term>
525 <listitem>
526 <para>Creates a Santa Cruz Operations (SCO) bfs file system</para>
527 <indexterm zone="ch-system-util-linux-ng mkfs.bfs">
528 <primary sortas="b-mkfs.bfs">mkfs.bfs</primary>
529 </indexterm>
530 </listitem>
531 </varlistentry>
532
533 <varlistentry id="mkfs.cramfs">
534 <term><command>mkfs.cramfs</command></term>
535 <listitem>
536 <para>Creates a cramfs file system</para>
537 <indexterm zone="ch-system-util-linux-ng mkfs.cramfs">
538 <primary sortas="b-mkfs.cramfs">mkfs.cramfs</primary>
539 </indexterm>
540 </listitem>
541 </varlistentry>
542
543 <varlistentry id="mkfs.minix">
544 <term><command>mkfs.minix</command></term>
545 <listitem>
546 <para>Creates a Minix file system</para>
547 <indexterm zone="ch-system-util-linux-ng mkfs.minix">
548 <primary sortas="b-mkfs.minix">mkfs.minix</primary>
549 </indexterm>
550 </listitem>
551 </varlistentry>
552
553 <varlistentry id="mkswap">
554 <term><command>mkswap</command></term>
555 <listitem>
556 <para>Initializes the given device or file to be used as a swap
557 area</para>
558 <indexterm zone="ch-system-util-linux-ng mkswap">
559 <primary sortas="b-mkswap">mkswap</primary>
560 </indexterm>
561 </listitem>
562 </varlistentry>
563
564 <varlistentry id="more">
565 <term><command>more</command></term>
566 <listitem>
567 <para>A filter for paging through text one screen at a time</para>
568 <indexterm zone="ch-system-util-linux-ng more">
569 <primary sortas="b-more">more</primary>
570 </indexterm>
571 </listitem>
572 </varlistentry>
573
574 <varlistentry id="mount">
575 <term><command>mount</command></term>
576 <listitem>
577 <para>Attaches the file system on the given device to a specified
578 directory in the file-system tree</para>
579 <indexterm zone="ch-system-util-linux-ng mount">
580 <primary sortas="b-mount">mount</primary>
581 </indexterm>
582 </listitem>
583 </varlistentry>
584
585 <varlistentry id="namei">
586 <term><command>namei</command></term>
587 <listitem>
588 <para>Shows the symbolic links in the given pathnames</para>
589 <indexterm zone="ch-system-util-linux-ng namei">
590 <primary sortas="b-namei">namei</primary>
591 </indexterm>
592 </listitem>
593 </varlistentry>
594
595 <varlistentry id="partx">
596 <term><command>partx</command></term>
597 <listitem>
598 <para>Tells the kernel about the presence and numbering of on-disk
599 partitions</para>
600 <indexterm zone="ch-system-util-linux-ng partx">
601 <primary sortas="b-partx">partx</primary>
602 </indexterm>
603 </listitem>
604 </varlistentry>
605
606 <varlistentry id="pg">
607 <term><command>pg</command></term>
608 <listitem>
609 <para>Displays a text file one screen full at a time</para>
610 <indexterm zone="ch-system-util-linux-ng pg">
611 <primary sortas="b-pg">pg</primary>
612 </indexterm>
613 </listitem>
614 </varlistentry>
615
616 <varlistentry id="pivot_root">
617 <term><command>pivot_root</command></term>
618 <listitem>
619 <para>Makes the given file system the new root file system of the
620 current process</para>
621 <indexterm zone="ch-system-util-linux-ng pivot_root">
622 <primary sortas="b-pivot_root">pivot_root</primary>
623 </indexterm>
624 </listitem>
625 </varlistentry>
626
627 <varlistentry id="readprofile">
628 <term><command>readprofile</command></term>
629 <listitem>
630 <para>Reads kernel profiling information</para>
631 <indexterm zone="ch-system-util-linux-ng readprofile">
632 <primary sortas="b-readprofile">readprofile</primary>
633 </indexterm>
634 </listitem>
635 </varlistentry>
636
637 <varlistentry id="rename">
638 <term><command>rename</command></term>
639 <listitem>
640 <para>Renames the given files, replacing a given string with
641 another</para>
642 <indexterm zone="ch-system-util-linux-ng rename">
643 <primary sortas="b-rename">rename</primary>
644 </indexterm>
645 </listitem>
646 </varlistentry>
647
648 <varlistentry id="renice">
649 <term><command>renice</command></term>
650 <listitem>
651 <para>Alters the priority of running processes</para>
652 <indexterm zone="ch-system-util-linux-ng renice">
653 <primary sortas="b-renice">renice</primary>
654 </indexterm>
655 </listitem>
656 </varlistentry>
657
658 <varlistentry id="rev">
659 <term><command>rev</command></term>
660 <listitem>
661 <para>Reverses the lines of a given file</para>
662 <indexterm zone="ch-system-util-linux-ng rev">
663 <primary sortas="b-rev">rev</primary>
664 </indexterm>
665 </listitem>
666 </varlistentry>
667
668 <varlistentry id="rtcwake">
669 <term><command>rtcwake</command></term>
670 <listitem>
671 <para>Enters a system sleep state until a specified wakeup time</para>
672 <indexterm zone="ch-system-util-linux-ng rtcwake">
673 <primary sortas="b-rtcwake">rtcwake</primary>
674 </indexterm>
675 </listitem>
676 </varlistentry>
677
678 <varlistentry id="script">
679 <term><command>script</command></term>
680 <listitem>
681 <para>Makes a typescript of a terminal session</para>
682 <indexterm zone="ch-system-util-linux-ng script">
683 <primary sortas="b-script">script</primary>
684 </indexterm>
685 </listitem>
686 </varlistentry>
687
688 <varlistentry id="scriptreplay">
689 <term><command>scriptreplay</command></term>
690 <listitem>
691 <para>Plays back typescripts created by <command>script</command></para>
692 <indexterm zone="ch-system-util-linux-ng scriptreplay">
693 <primary sortas="b-scriptreplay">scriptreplay</primary>
694 </indexterm>
695 </listitem>
696 </varlistentry>
697
698 <varlistentry id="setarch">
699 <term><command>setarch</command></term>
700 <listitem>
701 <para>Changes reported architecture in new program environment and
702 sets personality flags</para>
703 <indexterm zone="ch-system-util-linux-ng setarch">
704 <primary sortas="b-setarch">setarch</primary>
705 </indexterm>
706 </listitem>
707 </varlistentry>
708
709 <varlistentry id="setsid">
710 <term><command>setsid</command></term>
711 <listitem>
712 <para>Runs the given program in a new session</para>
713 <indexterm zone="ch-system-util-linux-ng setsid">
714 <primary sortas="b-setsid">setsid</primary>
715 </indexterm>
716 </listitem>
717 </varlistentry>
718
719 <varlistentry id="setterm">
720 <term><command>setterm</command></term>
721 <listitem>
722 <para>Sets terminal attributes</para>
723 <indexterm zone="ch-system-util-linux-ng setterm">
724 <primary sortas="b-setterm">setterm</primary>
725 </indexterm>
726 </listitem>
727 </varlistentry>
728
729 <varlistentry id="sfdisk">
730 <term><command>sfdisk</command></term>
731 <listitem>
732 <para>A disk partition table manipulator</para>
733 <indexterm zone="ch-system-util-linux-ng sfdisk">
734 <primary sortas="b-sfdisk">sfdisk</primary>
735 </indexterm>
736 </listitem>
737 </varlistentry>
738
739 <varlistentry id="swapoff">
740 <term><command>swapoff</command></term>
741 <listitem>
742 <para>Disables devices and files for paging and swapping</para>
743 <indexterm zone="ch-system-util-linux-ng swapoff">
744 <primary sortas="b-swapoff">swapoff</primary>
745 </indexterm>
746 </listitem>
747 </varlistentry>
748
749 <varlistentry id="swapon">
750 <term><command>swapon</command></term>
751 <listitem>
752 <para>Enables devices and files for paging and swapping and
753 lists the devices and files currently in use</para>
754 <indexterm zone="ch-system-util-linux-ng swapon">
755 <primary sortas="b-swapon">swapon</primary>
756 </indexterm>
757 </listitem>
758 </varlistentry>
759
760 <varlistentry id="tailf">
761 <term><command>tailf</command></term>
762 <listitem>
763 <para>Tracks the growth of a log file. Displays the last 10 lines
764 of a log file, then continues displaying any new entries in the
765 log file as they are created</para>
766 <indexterm zone="ch-system-util-linux-ng tailf">
767 <primary sortas="b-tailf">tailf</primary>
768 </indexterm>
769 </listitem>
770 </varlistentry>
771
772 <varlistentry id="taskset">
773 <term><command>taskset</command></term>
774 <listitem>
775 <para>Retrieves or sets a process's CPU affinity</para>
776 <indexterm zone="ch-system-util-linux-ng taskset">
777 <primary sortas="b-taskset">taskset</primary>
778 </indexterm>
779 </listitem>
780 </varlistentry>
781
782 <varlistentry id="tunelp">
783 <term><command>tunelp</command></term>
784 <listitem>
785 <para>Tunes the parameters of the line printer</para>
786 <indexterm zone="ch-system-util-linux-ng tunelp">
787 <primary sortas="b-tunelp">tunelp</primary>
788 </indexterm>
789 </listitem>
790 </varlistentry>
791
792 <varlistentry id="ul">
793 <term><command>ul</command></term>
794 <listitem>
795 <para>A filter for translating underscores into escape sequences
796 indicating underlining for the terminal in use</para>
797 <indexterm zone="ch-system-util-linux-ng ul">
798 <primary sortas="b-ul">ul</primary>
799 </indexterm>
800 </listitem>
801 </varlistentry>
802
803 <varlistentry id="umount">
804 <term><command>umount</command></term>
805 <listitem>
806 <para>Disconnects a file system from the system's file tree</para>
807 <indexterm zone="ch-system-util-linux-ng umount">
808 <primary sortas="b-umount">umount</primary>
809 </indexterm>
810 </listitem>
811 </varlistentry>
812
813 <varlistentry id="whereis">
814 <term><command>whereis</command></term>
815 <listitem>
816 <para>Reports the location of the binary, source, and man page
817 for the given command</para>
818 <indexterm zone="ch-system-util-linux-ng whereis">
819 <primary sortas="b-whereis">whereis</primary>
820 </indexterm>
821 </listitem>
822 </varlistentry>
823
824 <varlistentry id="write">
825 <term><command>write</command></term>
826 <listitem>
827 <para>Sends a message to the given user <emphasis>if</emphasis> that
828 user has not disabled receipt of such messages</para>
829 <indexterm zone="ch-system-util-linux-ng write">
830 <primary sortas="b-write">write</primary>
831 </indexterm>
832 </listitem>
833 </varlistentry>
834
835 </variablelist>
836
837 </sect2>
838
839</sect1>
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