source: chapter08/util-linux.xml@ cf55018

xry111/mips64el
Last change on this file since cf55018 was 093c8d4b, checked in by Xi Ruoyao <xry111@…>, 7 months ago

mips64el: Remove other x86 references

  • Property mode set to 100644
File size: 48.6 KB
RevLine 
[7152faa]1<?xml version="1.0" encoding="UTF-8"?>
[fcc02767]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>
[fb386e0]35 <seg>&util-linux-fin-sbu;</seg>
36 <seg>&util-linux-fin-du;</seg>
[fcc02767]37 </seglistitem>
38 </segmentedlist>
39
40 </sect2>
41
42 <sect2 role="installation">
43 <title>Installation of Util-linux</title>
44
[1f20176c]45 <para>First, disable a problematic test:</para>
[0a7df4c]46
47 <screen><userinput remap="pre">sed -i '/test_mkfds/s/^/#/' tests/helpers/Makemodule.am</userinput></screen>
48
[fcc02767]49 <para>Prepare Util-linux for compilation:</para>
50
[03682b2]51<screen revision="sysv"><userinput remap="configure">./configure --bindir=/usr/bin \
[d7a9421]52 --libdir=/usr/lib \
[1fde5b26]53 --runstatedir=/run \
[e954006]54 --sbindir=/usr/sbin \
[fcc02767]55 --disable-chfn-chsh \
56 --disable-login \
57 --disable-nologin \
[cd99aff]58 --disable-su \
[fcc02767]59 --disable-setpriv \
[cd99aff]60 --disable-runuser \
[fcc02767]61 --disable-pylibmount \
62 --disable-static \
63 --without-python \
64 --without-systemd \
[03682b2]65 --without-systemdsystemunitdir \
66 ADJTIME_PATH=/var/lib/hwclock/adjtime \
[89c3f71]67 --docdir=/usr/share/doc/util-linux-&util-linux-version;</userinput></screen>
[fcc02767]68
[03682b2]69<screen revision="systemd"><userinput remap="configure">./configure --bindir=/usr/bin \
[d7a9421]70 --libdir=/usr/lib \
[1fde5b26]71 --runstatedir=/run \
[e954006]72 --sbindir=/usr/sbin \
[fcc02767]73 --disable-chfn-chsh \
74 --disable-login \
75 --disable-nologin \
[cd99aff]76 --disable-su \
[fcc02767]77 --disable-setpriv \
[cd99aff]78 --disable-runuser \
[fcc02767]79 --disable-pylibmount \
80 --disable-static \
[89c3f71]81 --without-python \
[03682b2]82 ADJTIME_PATH=/var/lib/hwclock/adjtime \
[89c3f71]83 --docdir=/usr/share/doc/util-linux-&util-linux-version;</userinput></screen>
[fcc02767]84
85 <para>The --disable and --without options prevent warnings about
[9bb4939]86 building components that either require packages not in LFS, or are
[fcc02767]87 inconsistent with programs installed by other packages.</para>
88
89 <para>Compile the package:</para>
90
91<screen><userinput remap="make">make</userinput></screen>
92
[e286d8db]93 <para>If desired, run the test suite as a non-&root; user:</para>
[fcc02767]94
[34fe7e0]95 <warning><para>Running the test suite as the
96 <systemitem class="username">root</systemitem> user can be harmful to
[fcc02767]97 your system. To run it, the CONFIG_SCSI_DEBUG option for the kernel must
[6a156bab]98 be available in the currently running system and must be built as a
[fcc02767]99 module. Building it into the kernel will prevent booting. For complete
100 coverage, other BLFS packages must be installed. If desired, this test can
[9bb4939]101 be run by booting into the completed LFS system and running:</para>
[fcc02767]102
103<screen role="nodump"><userinput>bash tests/run.sh --srcdir=$PWD --builddir=$PWD</userinput></screen>
104 </warning>
[11d5dee]105
[9c73d911]106<screen><userinput remap="test">chown -R tester .
[fcc02767]107su tester -c "make -k check"</userinput></screen>
108
[7bd0378]109 <para>The <emphasis>hardlink</emphasis> tests will fail if the host's kernel
[e310df8]110 does not have the option <option>CONFIG_CRYPTO_USER_API_HASH</option>
111 enabled or does not have any options providing a SHA256 implementation
112 (for example, <option>CONFIG_CRYPTO_SHA256</option>, or
113 <option>CONFIG_CRYPTO_SHA256_SSSE3</option> if the CPU supports
114 Supplemental SSE3) enabled. In addition,
[c6550e1]115 two sub-tests from misc: mbsencode and one sub-test from script: replay are
116 known to fail.</para>
[676f0fd]117
[3d891c7]118 <para>Two tests named <filename>fadvise/drop</filename> and
119 <filename>fincore/count</filename> are known to fail if the page
120 size of the host kernel is not 4 KB.</para>
121
[fcc02767]122 <para>Install the package:</para>
123
124<screen><userinput remap="install">make install</userinput></screen>
[ff96923]125<!--
[7fe99c2]126 <para>Finally, install the man pages:</para>
127
[ff96923]128<screen><userinput remap="install">tar -xf ../util-linux-man-pages-&util-linux-version;.tar.xz - -directory /usr/share/man - -strip-components=1</userinput></screen>
129-->
[fcc02767]130 </sect2>
131
132 <sect2 id="contents-utillinux" role="content">
133 <title>Contents of Util-linux</title>
134
135 <segmentedlist>
136 <segtitle>Installed programs</segtitle>
137 <segtitle>Installed libraries</segtitle>
138 <segtitle>Installed directories</segtitle>
139
140 <seglistitem>
141 <seg>addpart, agetty, blkdiscard, blkid, blkzone, blockdev, cal, cfdisk, chcpu,
142 chmem, choom, chrt, col, colcrt, colrm, column, ctrlaltdel, delpart, dmesg,
[50c357d3]143 eject, fallocate, fdisk, fincore, findfs, findmnt, flock, fsck,
[9bb4939]144 fsck.cramfs, fsck.minix, fsfreeze, fstrim, getopt, hardlink, hexdump, hwclock,
[093c8d4b]145 ionice, ipcmk, ipcrm, ipcs, irqtop, isosize, kill, last,
[9bb4939]146 lastb (link to last), ldattach, linux32 (link to setarch), linux64 (link to setarch),
147 logger, look, losetup, lsblk, lscpu, lsipc, lsirq, lsfd, lslocks, lslogins,
[093c8d4b]148 lsmem, lsns, mcookie, mesg, mips (link to setarch), mips32 (link
149 to setarch), mips64 (link to setarch), mkfs, mkfs.bfs, mkfs.cramfs,
150 mkfs.minix, mkswap,
[7b370c5]151 more, mount, mountpoint, namei, nsenter, partx, pivot_root, prlimit,
[fcc02767]152 readprofile, rename, renice, resizepart, rev, rfkill, rtcwake, script,
[50c357d3]153 scriptlive, scriptreplay, setarch, setsid, setterm, sfdisk, sulogin, swaplabel,
[9bb4939]154 swapoff, swapon, switch_root, taskset, uclampset, ul,
155 umount, uname26 (link to setarch), unshare, utmpdump, uuidd, uuidgen, uuidparse,
[093c8d4b]156 wall, wdctl, whereis, wipefs, and zramctl</seg>
[d672ab7]157 <seg>libblkid.so, libfdisk.so, libmount.so,
[fcc02767]158 libsmartcols.so, and libuuid.so</seg>
[d672ab7]159 <seg>/usr/include/blkid,
160 /usr/include/libfdisk,
161 /usr/include/libmount,
162 /usr/include/libsmartcols,
163 /usr/include/uuid,
164 /usr/share/doc/util-linux-&util-linux-version;,
[fcc02767]165 and /var/lib/hwclock</seg>
166 </seglistitem>
167 </segmentedlist>
168
169 <variablelist>
170 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
171 <?dbfo list-presentation="list"?>
172 <?dbhtml list-presentation="table"?>
173
174 <varlistentry id="addpart">
175 <term><command>addpart</command></term>
176 <listitem>
177 <para>Informs the Linux kernel of new partitions</para>
178 <indexterm zone="ch-system-util-linux addpart">
179 <primary sortas="b-addpart">addpart</primary>
180 </indexterm>
181 </listitem>
182 </varlistentry>
183
184 <varlistentry id="agetty">
185 <term><command>agetty</command></term>
186 <listitem>
187 <para>Opens a tty port, prompts for a login name,
188 and then invokes the <command>login</command> program</para>
189 <indexterm zone="ch-system-util-linux agetty">
190 <primary sortas="b-agetty">agetty</primary>
191 </indexterm>
192 </listitem>
193 </varlistentry>
194
195 <varlistentry id="blkdiscard">
196 <term><command>blkdiscard</command></term>
197 <listitem>
198 <para>Discards sectors on a device</para>
199 <indexterm zone="ch-system-util-linux blkdiscard">
200 <primary sortas="b-blkdiscard">blkdiscard</primary>
201 </indexterm>
202 </listitem>
203 </varlistentry>
204
205 <varlistentry id="blkid">
206 <term><command>blkid</command></term>
207 <listitem>
208 <para>A command line utility to locate and print block device
209 attributes</para>
210 <indexterm zone="ch-system-util-linux blkid">
211 <primary sortas="b-blkid">blkid</primary>
212 </indexterm>
213 </listitem>
214 </varlistentry>
215
216 <varlistentry id="blkzone">
217 <term><command>blkzone</command></term>
218 <listitem>
[9bb4939]219 <para>Is used to manage zoned storage block devices</para>
[fcc02767]220 <indexterm zone="ch-system-util-linux blkzone">
221 <primary sortas="b-blkzone">blkzone</primary>
222 </indexterm>
223 </listitem>
224 </varlistentry>
225
226 <varlistentry id="blockdev">
227 <term><command>blockdev</command></term>
228 <listitem>
229 <para>Allows users to call block device ioctls from the command
230 line</para>
231 <indexterm zone="ch-system-util-linux blockdev">
232 <primary sortas="b-blockdev">blockdev</primary>
233 </indexterm>
234 </listitem>
235 </varlistentry>
236
237 <varlistentry id="cal">
238 <term><command>cal</command></term>
239 <listitem>
240 <para>Displays a simple calendar</para>
241 <indexterm zone="ch-system-util-linux cal">
242 <primary sortas="b-cal">cal</primary>
243 </indexterm>
244 </listitem>
245 </varlistentry>
246
247 <varlistentry id="cfdisk">
248 <term><command>cfdisk</command></term>
249 <listitem>
250 <para>Manipulates the partition table of the given device</para>
251 <indexterm zone="ch-system-util-linux cfdisk">
252 <primary sortas="b-cfdisk">cfdisk</primary>
253 </indexterm>
254 </listitem>
255 </varlistentry>
256
257 <varlistentry id="chcpu">
258 <term><command>chcpu</command></term>
259 <listitem>
260 <para>Modifies the state of CPUs</para>
261 <indexterm zone="ch-system-util-linux chcpu">
262 <primary sortas="b-chcpu">chcpu</primary>
263 </indexterm>
264 </listitem>
265 </varlistentry>
266
267 <varlistentry id="chmem">
268 <term><command>chmem</command></term>
269 <listitem>
270 <para>Configures memory</para>
271 <indexterm zone="ch-system-util-linux chmem">
272 <primary sortas="b-chmem">chmem</primary>
273 </indexterm>
274 </listitem>
275 </varlistentry>
276
277 <varlistentry id="choom">
278 <term><command>choom</command></term>
279 <listitem>
[9bb4939]280 <para>Displays and adjusts OOM-killer scores, used to determine
281 which process to kill first when Linux is Out Of Memory</para>
[fcc02767]282 <indexterm zone="ch-system-util-linux choom">
283 <primary sortas="b-choom">choom</primary>
284 </indexterm>
285 </listitem>
286 </varlistentry>
287
288 <varlistentry id="chrt">
289 <term><command>chrt</command></term>
290 <listitem>
291 <para>Manipulates real-time attributes of a process</para>
292 <indexterm zone="ch-system-util-linux chrt">
293 <primary sortas="b-chrt">chrt</primary>
294 </indexterm>
295 </listitem>
296 </varlistentry>
297
298 <varlistentry id="col">
299 <term><command>col</command></term>
300 <listitem>
301 <para>Filters out reverse line feeds</para>
302 <indexterm zone="ch-system-util-linux col">
303 <primary sortas="b-col">col</primary>
304 </indexterm>
305 </listitem>
306 </varlistentry>
307
308 <varlistentry id="colcrt">
309 <term><command>colcrt</command></term>
310 <listitem>
311 <para>Filters <command>nroff</command> output for terminals
312 that lack some capabilities, such as overstriking and half-lines</para>
313 <indexterm zone="ch-system-util-linux colcrt">
314 <primary sortas="b-colcrt">colcrt</primary>
315 </indexterm>
316 </listitem>
317 </varlistentry>
318
319 <varlistentry id="colrm">
320 <term><command>colrm</command></term>
321 <listitem>
322 <para>Filters out the given columns</para>
323 <indexterm zone="ch-system-util-linux colrm">
324 <primary sortas="b-colrm">colrm</primary>
325 </indexterm>
326 </listitem>
327 </varlistentry>
328
329 <varlistentry id="column">
330 <term><command>column</command></term>
331 <listitem>
332 <para>Formats a given file into multiple columns</para>
333 <indexterm zone="ch-system-util-linux column">
334 <primary sortas="b-column">column</primary>
335 </indexterm>
336 </listitem>
337 </varlistentry>
338
339 <varlistentry id="ctrlaltdel">
340 <term><command>ctrlaltdel</command></term>
341 <listitem>
342 <para>Sets the function of the Ctrl+Alt+Del key combination to a
343 hard or a soft reset</para>
344 <indexterm zone="ch-system-util-linux ctrlaltdel">
345 <primary sortas="b-ctrlaltdel">ctrlaltdel</primary>
346 </indexterm>
347 </listitem>
348 </varlistentry>
349
350 <varlistentry id="delpart">
351 <term><command>delpart</command></term>
352 <listitem>
353 <para>Asks the Linux kernel to remove a partition</para>
354 <indexterm zone="ch-system-util-linux delpart">
355 <primary sortas="b-delpart">delpart</primary>
356 </indexterm>
357 </listitem>
358 </varlistentry>
359
360 <varlistentry id="dmesg">
361 <term><command>dmesg</command></term>
362 <listitem>
363 <para>Dumps the kernel boot messages</para>
364 <indexterm zone="ch-system-util-linux dmesg">
365 <primary sortas="b-dmesg">dmesg</primary>
366 </indexterm>
367 </listitem>
368 </varlistentry>
369
370 <varlistentry id="eject">
371 <term><command>eject</command></term>
372 <listitem>
373 <para>Ejects removable media</para>
374 <indexterm zone="ch-system-util-linux eject">
375 <primary sortas="b-eject">eject</primary>
376 </indexterm>
377 </listitem>
378 </varlistentry>
379
380 <varlistentry id="fallocate">
381 <term><command>fallocate</command></term>
382 <listitem>
383 <para>Preallocates space to a file</para>
384 <indexterm zone="ch-system-util-linux fallocate">
385 <primary sortas="b-fallocate">fallocate</primary>
386 </indexterm>
387 </listitem>
388 </varlistentry>
389
390 <varlistentry id="fdisk">
391 <term><command>fdisk</command></term>
392 <listitem>
393 <para>Manipulates the partition table of the given device</para>
394 <indexterm zone="ch-system-util-linux fdisk">
395 <primary sortas="b-fdisk">fdisk</primary>
396 </indexterm>
397 </listitem>
398 </varlistentry>
399
400 <varlistentry id="fincore">
401 <term><command>fincore</command></term>
402 <listitem>
403 <para>Counts pages of file contents in core</para>
404 <indexterm zone="ch-system-util-linux fincore">
405 <primary sortas="b-fincore">fincore</primary>
406 </indexterm>
407 </listitem>
408 </varlistentry>
409
410 <varlistentry id="findfs">
411 <term><command>findfs</command></term>
412 <listitem>
[9bb4939]413 <para>Finds a file system, either by label or Universally Unique Identifier
[fcc02767]414 (UUID)</para>
415 <indexterm zone="ch-system-util-linux findfs">
416 <primary sortas="b-findfs">findfs</primary>
417 </indexterm>
418 </listitem>
419 </varlistentry>
420
421 <varlistentry id="findmnt">
422 <term><command>findmnt</command></term>
423 <listitem>
424 <para>Is a command line interface to the libmount library
[9bb4939]425 for working with mountinfo, fstab and mtab files</para>
[fcc02767]426 <indexterm zone="ch-system-util-linux findmnt">
427 <primary sortas="b-findmnt">findmnt</primary>
428 </indexterm>
429 </listitem>
430 </varlistentry>
431
432 <varlistentry id="flock">
433 <term><command>flock</command></term>
434 <listitem>
435 <para>Acquires a file lock and then executes a command with the lock
436 held</para>
437 <indexterm zone="ch-system-util-linux flock">
438 <primary sortas="b-flock">flock</primary>
439 </indexterm>
440 </listitem>
441 </varlistentry>
442
443 <varlistentry id="fsck">
444 <term><command>fsck</command></term>
445 <listitem>
446 <para>Is used to check, and optionally repair, file systems</para>
447 <indexterm zone="ch-system-util-linux fsck">
448 <primary sortas="b-fsck">fsck</primary>
449 </indexterm>
450 </listitem>
451 </varlistentry>
452
453 <varlistentry id="fsck.cramfs">
454 <term><command>fsck.cramfs</command></term>
455 <listitem>
456 <para>Performs a consistency check on the Cramfs file system on the
457 given device</para>
458 <indexterm zone="ch-system-util-linux fsck.cramfs">
459 <primary sortas="b-fsck.cramfs">fsck.cramfs</primary>
460 </indexterm>
461 </listitem>
462 </varlistentry>
463
464 <varlistentry id="fsck.minix">
465 <term><command>fsck.minix</command></term>
466 <listitem>
467 <para>Performs a consistency check on the Minix file system on the
468 given device</para>
469 <indexterm zone="ch-system-util-linux fsck.minix">
470 <primary sortas="b-fsck.minix">fsck.minix</primary>
471 </indexterm>
472 </listitem>
473 </varlistentry>
474
475 <varlistentry id="fsfreeze">
476 <term><command>fsfreeze</command></term>
477 <listitem>
478 <para>Is a very simple wrapper around FIFREEZE/FITHAW ioctl
479 kernel driver operations</para>
480 <indexterm zone="ch-system-util-linux fsfreeze">
481 <primary sortas="b-fsfreeze">fsfreeze</primary>
482 </indexterm>
483 </listitem>
484 </varlistentry>
485
486 <varlistentry id="fstrim">
487 <term><command>fstrim</command></term>
488 <listitem>
489 <para>Discards unused blocks on a mounted filesystem</para>
490 <indexterm zone="ch-system-util-linux fstrim">
491 <primary sortas="b-fstrim">fstrim</primary>
492 </indexterm>
493 </listitem>
494 </varlistentry>
495
496 <varlistentry id="getopt">
497 <term><command>getopt</command></term>
498 <listitem>
499 <para>Parses options in the given command line</para>
500 <indexterm zone="ch-system-util-linux getopt">
501 <primary sortas="b-getopt">getopt</primary>
502 </indexterm>
503 </listitem>
504 </varlistentry>
[9bb4939]505
506 <varlistentry id="hardlink">
507 <term><command>hardlink</command></term>
508 <listitem>
509 <para>Consolidates duplicate files by creating hard links</para>
510 <indexterm zone="ch-system-util-linux hardlink">
511 <primary sortas="b-hardlink">hardlink</primary>
512 </indexterm>
513 </listitem>
514 </varlistentry>
[fcc02767]515
516 <varlistentry id="hexdump">
517 <term><command>hexdump</command></term>
518 <listitem>
[9bb4939]519 <para>Dumps the given file in hexadecimal, decimal, octal,
520 or ascii</para>
[fcc02767]521 <indexterm zone="ch-system-util-linux hexdump">
522 <primary sortas="b-hexdump">hexdump</primary>
523 </indexterm>
524 </listitem>
525 </varlistentry>
526
527 <varlistentry id="hwclock">
528 <term><command>hwclock</command></term>
529 <listitem>
530 <para>Reads or sets the system's hardware clock, also called
531 the Real-Time Clock (RTC) or Basic Input-Output System (BIOS)
532 clock</para>
533 <indexterm zone="ch-system-util-linux hwclock">
534 <primary sortas="b-hwclock">hwclock</primary>
535 </indexterm>
536 </listitem>
537 </varlistentry>
538
539 <varlistentry id="ionice">
540 <term><command>ionice</command></term>
541 <listitem>
542 <para>Gets or sets the io scheduling class and priority for a program</para>
543 <indexterm zone="ch-system-util-linux ionice">
544 <primary sortas="b-ionice">ionice</primary>
545 </indexterm>
546 </listitem>
547 </varlistentry>
548
549 <varlistentry id="ipcmk">
550 <term><command>ipcmk</command></term>
551 <listitem>
552 <para>Creates various IPC resources</para>
553 <indexterm zone="ch-system-util-linux ipcmk">
554 <primary sortas="b-ipcmk">ipcmk</primary>
555 </indexterm>
556 </listitem>
557 </varlistentry>
558
559 <varlistentry id="ipcrm">
560 <term><command>ipcrm</command></term>
561 <listitem>
562 <para>Removes the given Inter-Process Communication (IPC) resource</para>
563 <indexterm zone="ch-system-util-linux ipcrm">
564 <primary sortas="b-ipcrm">ipcrm</primary>
565 </indexterm>
566 </listitem>
567 </varlistentry>
568
569 <varlistentry id="ipcs">
570 <term><command>ipcs</command></term>
571 <listitem>
572 <para>Provides IPC status information</para>
573 <indexterm zone="ch-system-util-linux ipcs">
574 <primary sortas="b-ipcs">ipcs</primary>
575 </indexterm>
576 </listitem>
577 </varlistentry>
578
[50c357d3]579 <varlistentry id="irqtop">
580 <term><command>irqtop</command></term>
581 <listitem>
582 <para>Displays kernel interrupt counter information in
[ea93c11]583 <ulink role='man' url='&man;top.1'>top(1)</ulink> style
584 view</para>
[50c357d3]585 <indexterm zone="ch-system-util-linux irqtop">
586 <primary sortas="b-irqtop">irqtop</primary>
587 </indexterm>
588 </listitem>
589 </varlistentry>
590
[fcc02767]591 <varlistentry id="isosize">
592 <term><command>isosize</command></term>
593 <listitem>
594 <para>Reports the size of an iso9660 file system</para>
595 <indexterm zone="ch-system-util-linux isosize">
596 <primary sortas="b-isosize">isosize</primary>
597 </indexterm>
598 </listitem>
599 </varlistentry>
600
601 <varlistentry id="kill">
602 <term><command>kill</command></term>
603 <listitem>
604 <para>Sends signals to processes</para>
605 <indexterm zone="ch-system-util-linux kill">
606 <primary sortas="b-kill">kill</primary>
607 </indexterm>
608 </listitem>
609 </varlistentry>
610
611 <varlistentry id="last">
612 <term><command>last</command></term>
613 <listitem>
[d672ab7]614 <para>Shows which users last logged in (and out), searching back
615 through the <filename>/var/log/wtmp</filename> file; it also shows
[fcc02767]616 system boots, shutdowns, and run-level changes</para>
617 <indexterm zone="ch-system-util-linux last">
618 <primary sortas="b-last">last</primary>
619 </indexterm>
620 </listitem>
621 </varlistentry>
622
623 <varlistentry id="lastb">
624 <term><command>lastb</command></term>
625 <listitem>
[d672ab7]626 <para>Shows the failed login attempts, as logged in
[fcc02767]627 <filename>/var/log/btmp</filename></para>
628 <indexterm zone="ch-system-util-linux lastb">
629 <primary sortas="b-lastb">lastb</primary>
630 </indexterm>
631 </listitem>
632 </varlistentry>
633
634 <varlistentry id="ldattach">
635 <term><command>ldattach</command></term>
636 <listitem>
637 <para>Attaches a line discipline to a serial line</para>
638 <indexterm zone="ch-system-util-linux ldattach">
639 <primary sortas="b-ldattach">ldattach</primary>
640 </indexterm>
641 </listitem>
642 </varlistentry>
643
644 <varlistentry id="linux32">
645 <term><command>linux32</command></term>
646 <listitem>
647 <para>A symbolic link to setarch</para>
648 <indexterm zone="ch-system-util-linux linux32">
649 <primary sortas="b-linux32">linux32</primary>
650 </indexterm>
651 </listitem>
652 </varlistentry>
653
654 <varlistentry id="linux64">
655 <term><command>linux64</command></term>
656 <listitem>
657 <para>A symbolic link to setarch</para>
658 <indexterm zone="ch-system-util-linux linux64">
659 <primary sortas="b-linux64">linux64</primary>
660 </indexterm>
661 </listitem>
662 </varlistentry>
663
664 <varlistentry id="logger">
665 <term><command>logger</command></term>
666 <listitem>
667 <para>Enters the given message into the system log</para>
668 <indexterm zone="ch-system-util-linux logger">
669 <primary sortas="b-logger">logger</primary>
670 </indexterm>
671 </listitem>
672 </varlistentry>
673
674 <varlistentry id="look">
675 <term><command>look</command></term>
676 <listitem>
677 <para>Displays lines that begin with the given string</para>
678 <indexterm zone="ch-system-util-linux look">
679 <primary sortas="b-look">look</primary>
680 </indexterm>
681 </listitem>
682 </varlistentry>
683
684 <varlistentry id="losetup">
685 <term><command>losetup</command></term>
686 <listitem>
687 <para>Sets up and controls loop devices</para>
688 <indexterm zone="ch-system-util-linux losetup">
689 <primary sortas="b-losetup">losetup</primary>
690 </indexterm>
691 </listitem>
692 </varlistentry>
693
694 <varlistentry id="lsblk">
695 <term><command>lsblk</command></term>
696 <listitem>
697 <para>Lists information about all or selected block devices in
698 a tree-like format</para>
699 <indexterm zone="ch-system-util-linux lsblk">
700 <primary sortas="b-lsblk">lsblk</primary>
701 </indexterm>
702 </listitem>
703 </varlistentry>
704
705 <varlistentry id="lscpu">
706 <term><command>lscpu</command></term>
707 <listitem>
708 <para>Prints CPU architecture information</para>
709 <indexterm zone="ch-system-util-linux lscpu">
710 <primary sortas="b-lscpu">lscpu</primary>
711 </indexterm>
712 </listitem>
713 </varlistentry>
[9bb4939]714
715 <varlistentry id="lsfd">
716 <term><command>lsfd</command></term>
717 <listitem>
718 <para>Displays information about open files; replaces <command>lsof</command></para>
719 <indexterm zone="ch-system-util-linux lsfd">
720 <primary sortas="b-lsfd">lsfd</primary>
721 </indexterm>
722 </listitem>
723 </varlistentry>
[fcc02767]724
725 <varlistentry id="lsipc">
726 <term><command>lsipc</command></term>
727 <listitem>
728 <para>Prints information on IPC facilities currently employed
729 in the system</para>
730 <indexterm zone="ch-system-util-linux lsipc">
731 <primary sortas="b-lsipc">lsipc</primary>
732 </indexterm>
733 </listitem>
734 </varlistentry>
735
[50c357d3]736 <varlistentry id="lsirq">
737 <term><command>lsirq</command></term>
738 <listitem>
739 <para>Displays kernel interrupt counter information</para>
740 <indexterm zone="ch-system-util-linux lsirq">
741 <primary sortas="b-lsirq">lsirq</primary>
742 </indexterm>
743 </listitem>
744 </varlistentry>
745
[fcc02767]746 <varlistentry id="lslocks">
747 <term><command>lslocks</command></term>
748 <listitem>
749 <para>Lists local system locks</para>
750 <indexterm zone="ch-system-util-linux lslocks">
751 <primary sortas="b-lslocks">lslocks</primary>
752 </indexterm>
753 </listitem>
754 </varlistentry>
755
756 <varlistentry id="lslogins">
757 <term><command>lslogins</command></term>
758 <listitem>
759 <para>Lists information about users, groups and system accounts</para>
760 <indexterm zone="ch-system-util-linux lslogins">
761 <primary sortas="b-lslogins">lslogins</primary>
762 </indexterm>
763 </listitem>
764 </varlistentry>
765
766 <varlistentry id="lsmem">
767 <term><command>lsmem</command></term>
768 <listitem>
769 <para>Lists the ranges of available memory with their online
770 status</para>
771 <indexterm zone="ch-system-util-linux lsmem">
772 <primary sortas="b-lsmem">lsmem</primary>
773 </indexterm>
774 </listitem>
775 </varlistentry>
776
777 <varlistentry id="lsns">
778 <term><command>lsns</command></term>
779 <listitem>
780 <para>Lists namespaces</para>
781 <indexterm zone="ch-system-util-linux lsns">
782 <primary sortas="b-lsns">lsns</primary>
783 </indexterm>
784 </listitem>
785 </varlistentry>
786
787 <varlistentry id="mcookie">
788 <term><command>mcookie</command></term>
789 <listitem>
790 <para>Generates magic cookies (128-bit random hexadecimal numbers) for
791 <command>xauth</command></para>
792 <indexterm zone="ch-system-util-linux mcookie">
793 <primary sortas="b-mcookie">mcookie</primary>
794 </indexterm>
795 </listitem>
796 </varlistentry>
797
798 <varlistentry id="mesg">
799 <term><command>mesg</command></term>
800 <listitem>
[d672ab7]801 <para>Controls whether other users can send messages to the current
[fcc02767]802 user's terminal</para>
803 <indexterm zone="ch-system-util-linux mesg">
804 <primary sortas="b-mesg">mesg</primary>
805 </indexterm>
806 </listitem>
807 </varlistentry>
808
[093c8d4b]809 <varlistentry id="mips">
810 <term><command>mips</command></term>
811 <listitem>
812 <para>A symbolic link to setarch</para>
813 <indexterm zone="ch-system-util-linux mips">
814 <primary sortas="b-mips">mips</primary>
815 </indexterm>
816 </listitem>
817 </varlistentry>
818
819 <varlistentry id="mips32">
820 <term><command>mips32</command></term>
821 <listitem>
822 <para>A symbolic link to setarch</para>
823 <indexterm zone="ch-system-util-linux mips32">
824 <primary sortas="b-mips32">mips32</primary>
825 </indexterm>
826 </listitem>
827 </varlistentry>
828
829 <varlistentry id="mips64">
830 <term><command>mips64</command></term>
831 <listitem>
832 <para>A symbolic link to setarch</para>
833 <indexterm zone="ch-system-util-linux mips64">
834 <primary sortas="b-mips64">mips64</primary>
835 </indexterm>
836 </listitem>
837 </varlistentry>
838
[fcc02767]839 <varlistentry id="mkfs">
840 <term><command>mkfs</command></term>
841 <listitem>
842 <para>Builds a file system on a device (usually a hard disk
843 partition)</para>
844 <indexterm zone="ch-system-util-linux mkfs">
845 <primary sortas="b-mkfs">mkfs</primary>
846 </indexterm>
847 </listitem>
848 </varlistentry>
849
850 <varlistentry id="mkfs.bfs">
851 <term><command>mkfs.bfs</command></term>
852 <listitem>
853 <para>Creates a Santa Cruz Operations (SCO) bfs file system</para>
854 <indexterm zone="ch-system-util-linux mkfs.bfs">
855 <primary sortas="b-mkfs.bfs">mkfs.bfs</primary>
856 </indexterm>
857 </listitem>
858 </varlistentry>
859
860 <varlistentry id="mkfs.cramfs">
861 <term><command>mkfs.cramfs</command></term>
862 <listitem>
863 <para>Creates a cramfs file system</para>
864 <indexterm zone="ch-system-util-linux mkfs.cramfs">
865 <primary sortas="b-mkfs.cramfs">mkfs.cramfs</primary>
866 </indexterm>
867 </listitem>
868 </varlistentry>
869
870 <varlistentry id="mkfs.minix">
871 <term><command>mkfs.minix</command></term>
872 <listitem>
873 <para>Creates a Minix file system</para>
874 <indexterm zone="ch-system-util-linux mkfs.minix">
875 <primary sortas="b-mkfs.minix">mkfs.minix</primary>
876 </indexterm>
877 </listitem>
878 </varlistentry>
879
880 <varlistentry id="mkswap">
881 <term><command>mkswap</command></term>
882 <listitem>
883 <para>Initializes the given device or file to be used as a swap
884 area</para>
885 <indexterm zone="ch-system-util-linux mkswap">
886 <primary sortas="b-mkswap">mkswap</primary>
887 </indexterm>
888 </listitem>
889 </varlistentry>
890
891 <varlistentry id="more">
892 <term><command>more</command></term>
893 <listitem>
894 <para>A filter for paging through text one screen at a time</para>
895 <indexterm zone="ch-system-util-linux more">
896 <primary sortas="b-more">more</primary>
897 </indexterm>
898 </listitem>
899 </varlistentry>
900
901 <varlistentry id="mount">
902 <term><command>mount</command></term>
903 <listitem>
904 <para>Attaches the file system on the given device to a specified
905 directory in the file-system tree</para>
906 <indexterm zone="ch-system-util-linux mount">
907 <primary sortas="b-mount">mount</primary>
908 </indexterm>
909 </listitem>
910 </varlistentry>
911
912 <varlistentry id="mountpoint">
913 <term><command>mountpoint</command></term>
914 <listitem>
915 <para>Checks if the directory is a mountpoint</para>
916 <indexterm zone="ch-system-util-linux mountpoint">
917 <primary sortas="b-mountpoint">mountpoint</primary>
918 </indexterm>
919 </listitem>
920 </varlistentry>
921
922 <varlistentry id="namei">
923 <term><command>namei</command></term>
924 <listitem>
[9bb4939]925 <para>Shows the symbolic links in the given paths</para>
[fcc02767]926 <indexterm zone="ch-system-util-linux namei">
927 <primary sortas="b-namei">namei</primary>
928 </indexterm>
929 </listitem>
930 </varlistentry>
931
932 <varlistentry id="nsenter">
933 <term><command>nsenter</command></term>
934 <listitem>
935 <para>Runs a program with namespaces of other processes</para>
936 <indexterm zone="ch-system-util-linux nsenter">
937 <primary sortas="b-nsenter">nsenter</primary>
938 </indexterm>
939 </listitem>
940 </varlistentry>
941
942 <varlistentry id="partx">
943 <term><command>partx</command></term>
944 <listitem>
945 <para>Tells the kernel about the presence and numbering of on-disk
946 partitions</para>
947 <indexterm zone="ch-system-util-linux partx">
948 <primary sortas="b-partx">partx</primary>
949 </indexterm>
950 </listitem>
951 </varlistentry>
952
953 <varlistentry id="pivot_root">
954 <term><command>pivot_root</command></term>
955 <listitem>
956 <para>Makes the given file system the new root file system of the
957 current process</para>
958 <indexterm zone="ch-system-util-linux pivot_root">
959 <primary sortas="b-pivot_root">pivot_root</primary>
960 </indexterm>
961 </listitem>
962 </varlistentry>
963
964 <varlistentry id="prlimit">
965 <term><command>prlimit</command></term>
966 <listitem>
[9bb4939]967 <para>Gets and sets a process's resource limits</para>
[fcc02767]968 <indexterm zone="ch-system-util-linux prlimit">
969 <primary sortas="b-prlimit">prlimit</primary>
970 </indexterm>
971 </listitem>
972 </varlistentry>
973
974 <varlistentry id="readprofile">
975 <term><command>readprofile</command></term>
976 <listitem>
977 <para>Reads kernel profiling information</para>
978 <indexterm zone="ch-system-util-linux readprofile">
979 <primary sortas="b-readprofile">readprofile</primary>
980 </indexterm>
981 </listitem>
982 </varlistentry>
983
984 <varlistentry id="rename">
985 <term><command>rename</command></term>
986 <listitem>
987 <para>Renames the given files, replacing a given string with
988 another</para>
989 <indexterm zone="ch-system-util-linux rename">
990 <primary sortas="b-rename">rename</primary>
991 </indexterm>
992 </listitem>
993 </varlistentry>
994
995 <varlistentry id="renice">
996 <term><command>renice</command></term>
997 <listitem>
998 <para>Alters the priority of running processes</para>
999 <indexterm zone="ch-system-util-linux renice">
1000 <primary sortas="b-renice">renice</primary>
1001 </indexterm>
1002 </listitem>
1003 </varlistentry>
1004
1005 <varlistentry id="resizepart">
1006 <term><command>resizepart</command></term>
1007 <listitem>
1008 <para>Asks the Linux kernel to resize a partition</para>
1009 <indexterm zone="ch-system-util-linux resizepart">
1010 <primary sortas="b-resizepart">resizepart</primary>
1011 </indexterm>
1012 </listitem>
1013 </varlistentry>
1014
1015 <varlistentry id="rev">
1016 <term><command>rev</command></term>
1017 <listitem>
1018 <para>Reverses the lines of a given file</para>
1019 <indexterm zone="ch-system-util-linux rev">
1020 <primary sortas="b-rev">rev</primary>
1021 </indexterm>
1022 </listitem>
1023 </varlistentry>
1024
[d765208]1025 <varlistentry id="rfkill">
1026 <term><command>rfkill</command></term>
[fcc02767]1027 <listitem>
1028 <para>Tool for enabling and disabling wireless devices</para>
[d765208]1029 <indexterm zone="ch-system-util-linux rfkill">
1030 <primary sortas="b-rfkill">rfkill</primary>
[fcc02767]1031 </indexterm>
1032 </listitem>
1033 </varlistentry>
1034
1035 <varlistentry id="rtcwake">
1036 <term><command>rtcwake</command></term>
1037 <listitem>
[9bb4939]1038 <para>Used to enter a system sleep state until the specified wakeup
[fcc02767]1039 time</para>
1040 <indexterm zone="ch-system-util-linux rtcwake">
1041 <primary sortas="b-rtcwake">rtcwake</primary>
1042 </indexterm>
1043 </listitem>
1044 </varlistentry>
1045
1046 <varlistentry id="script">
1047 <term><command>script</command></term>
1048 <listitem>
1049 <para>Makes a typescript of a terminal session</para>
1050 <indexterm zone="ch-system-util-linux script">
1051 <primary sortas="b-script">script</primary>
1052 </indexterm>
1053 </listitem>
1054 </varlistentry>
1055
[50c357d3]1056 <varlistentry id="scriptlive">
1057 <term><command>scriptlive</command></term>
1058 <listitem>
[9bb4939]1059 <para>Re-runs session typescripts using timing information</para>
[50c357d3]1060 <indexterm zone="ch-system-util-linux scriptlive">
1061 <primary sortas="b-scriptlive">scriptlive</primary>
1062 </indexterm>
1063 </listitem>
1064 </varlistentry>
1065
[fcc02767]1066 <varlistentry id="scriptreplay">
1067 <term><command>scriptreplay</command></term>
1068 <listitem>
1069 <para>Plays back typescripts using timing information</para>
1070 <indexterm zone="ch-system-util-linux scriptreplay">
1071 <primary sortas="b-scriptreplay">scriptreplay</primary>
1072 </indexterm>
1073 </listitem>
1074 </varlistentry>
1075
1076 <varlistentry id="setarch">
1077 <term><command>setarch</command></term>
1078 <listitem>
[9bb4939]1079 <para>Changes reported architecture in a new program environment, and
[fcc02767]1080 sets personality flags</para>
1081 <indexterm zone="ch-system-util-linux setarch">
1082 <primary sortas="b-setarch">setarch</primary>
1083 </indexterm>
1084 </listitem>
1085 </varlistentry>
1086
1087 <varlistentry id="setsid">
1088 <term><command>setsid</command></term>
1089 <listitem>
1090 <para>Runs the given program in a new session</para>
1091 <indexterm zone="ch-system-util-linux setsid">
1092 <primary sortas="b-setsid">setsid</primary>
1093 </indexterm>
1094 </listitem>
1095 </varlistentry>
1096
1097 <varlistentry id="setterm">
1098 <term><command>setterm</command></term>
1099 <listitem>
1100 <para>Sets terminal attributes</para>
1101 <indexterm zone="ch-system-util-linux setterm">
1102 <primary sortas="b-setterm">setterm</primary>
1103 </indexterm>
1104 </listitem>
1105 </varlistentry>
1106
1107 <varlistentry id="sfdisk">
1108 <term><command>sfdisk</command></term>
1109 <listitem>
1110 <para>A disk partition table manipulator</para>
1111 <indexterm zone="ch-system-util-linux sfdisk">
1112 <primary sortas="b-sfdisk">sfdisk</primary>
1113 </indexterm>
1114 </listitem>
1115 </varlistentry>
1116
1117 <varlistentry id="sulogin">
1118 <term><command>sulogin</command></term>
1119 <listitem>
1120 <para>Allows <systemitem class="username">root</systemitem> to log in;
1121 it is normally invoked by <command>init</command> when the system goes
1122 into single user mode</para>
1123 <indexterm zone="ch-system-util-linux sulogin">
1124 <primary sortas="b-sulogin">sulogin</primary>
1125 </indexterm>
1126 </listitem>
1127 </varlistentry>
1128
1129 <varlistentry id="swaplabel">
1130 <term><command>swaplabel</command></term>
1131 <listitem>
[9bb4939]1132 <para>Makes changes to the swap area's UUID and label</para>
[fcc02767]1133 <indexterm zone="ch-system-util-linux swaplabel">
1134 <primary sortas="b-swaplabel">swaplabel</primary>
1135 </indexterm>
1136 </listitem>
1137 </varlistentry>
1138
1139 <varlistentry id="swapoff">
1140 <term><command>swapoff</command></term>
1141 <listitem>
1142 <para>Disables devices and files for paging and swapping</para>
1143 <indexterm zone="ch-system-util-linux swapoff">
1144 <primary sortas="b-swapoff">swapoff</primary>
1145 </indexterm>
1146 </listitem>
1147 </varlistentry>
1148
1149 <varlistentry id="swapon">
1150 <term><command>swapon</command></term>
1151 <listitem>
[9bb4939]1152 <para>Enables devices and files for paging and swapping, and
[fcc02767]1153 lists the devices and files currently in use</para>
1154 <indexterm zone="ch-system-util-linux swapon">
1155 <primary sortas="b-swapon">swapon</primary>
1156 </indexterm>
1157 </listitem>
1158 </varlistentry>
1159
1160 <varlistentry id="switch_root">
1161 <term><command>switch_root</command></term>
1162 <listitem>
1163 <para>Switches to another filesystem as the root of the mount tree</para>
1164 <indexterm zone="ch-system-util-linux switch_root">
1165 <primary sortas="b-switch_root">switch_root</primary>
1166 </indexterm>
1167 </listitem>
1168 </varlistentry>
1169
1170 <varlistentry id="taskset">
1171 <term><command>taskset</command></term>
1172 <listitem>
[9bb4939]1173 <para>Retrieves or sets a process's CPU affinity</para>
[fcc02767]1174 <indexterm zone="ch-system-util-linux taskset">
1175 <primary sortas="b-taskset">taskset</primary>
1176 </indexterm>
1177 </listitem>
1178 </varlistentry>
1179
[50c357d3]1180 <varlistentry id="uclampset">
1181 <term><command>uclampset</command></term>
1182 <listitem>
[9bb4939]1183 <para>Manipulates the utilization clamping attributes of the
[50c357d3]1184 system or a process</para>
1185 <indexterm zone="ch-system-util-linux uclampset">
1186 <primary sortas="b-uclampset">uclampset</primary>
1187 </indexterm>
1188 </listitem>
1189 </varlistentry>
1190
[fcc02767]1191 <varlistentry id="ul">
1192 <term><command>ul</command></term>
1193 <listitem>
1194 <para>A filter for translating underscores into escape sequences
1195 indicating underlining for the terminal in use</para>
1196 <indexterm zone="ch-system-util-linux ul">
1197 <primary sortas="b-ul">ul</primary>
1198 </indexterm>
1199 </listitem>
1200 </varlistentry>
1201
1202 <varlistentry id="umount">
1203 <term><command>umount</command></term>
1204 <listitem>
1205 <para>Disconnects a file system from the system's file tree</para>
1206 <indexterm zone="ch-system-util-linux umount">
1207 <primary sortas="b-umount">umount</primary>
1208 </indexterm>
1209 </listitem>
1210 </varlistentry>
1211
1212 <varlistentry id="uname26">
1213 <term><command>uname26</command></term>
1214 <listitem>
1215 <para>A symbolic link to setarch</para>
1216 <indexterm zone="ch-system-util-linux uname26">
1217 <primary sortas="b-uname26">uname26</primary>
1218 </indexterm>
1219 </listitem>
1220 </varlistentry>
1221
1222 <varlistentry id="unshare">
1223 <term><command>unshare</command></term>
1224 <listitem>
1225 <para>Runs a program with some namespaces unshared from parent</para>
1226 <indexterm zone="ch-system-util-linux unshare">
1227 <primary sortas="b-unshare">unshare</primary>
1228 </indexterm>
1229 </listitem>
1230 </varlistentry>
1231
1232 <varlistentry id="utmpdump">
1233 <term><command>utmpdump</command></term>
1234 <listitem>
[9bb4939]1235 <para>Displays the content of the given login file in a
[fcc02767]1236 user-friendly format</para>
1237 <indexterm zone="ch-system-util-linux utmpdump">
1238 <primary sortas="b-utmpdump">utmpdump</primary>
1239 </indexterm>
1240 </listitem>
1241 </varlistentry>
1242
1243 <varlistentry id="uuidd">
1244 <term><command>uuidd</command></term>
1245 <listitem>
1246 <para>A daemon used by the UUID library to generate time-based
1247 UUIDs in a secure and guaranteed-unique fashion</para>
1248 <indexterm zone="ch-system-util-linux uuidd">
1249 <primary sortas="b-uuidd">uuidd</primary>
1250 </indexterm>
1251 </listitem>
1252 </varlistentry>
1253
1254 <varlistentry id="uuidgen">
1255 <term><command>uuidgen</command></term>
1256 <listitem>
[9bb4939]1257 <para>Creates new UUIDs. Each new UUID is a random number likely to be
[fcc02767]1258 unique among all UUIDs created, on the local system and on other
[9bb4939]1259 systems, in the past and in the future, with extremely high
[e8f0a1b]1260 probability (2<superscript>128</superscript> UUIDs are
1261 possible)</para>
[fcc02767]1262 <indexterm zone="ch-system-util-linux uuidgen">
1263 <primary sortas="b-uuidgen">uuidgen</primary>
1264 </indexterm>
1265 </listitem>
1266 </varlistentry>
1267
1268 <varlistentry id="uuidparse">
1269 <term><command>uuidparse</command></term>
1270 <listitem>
[9bb4939]1271 <para>A utility to parse unique identifiers</para>
[fcc02767]1272 <indexterm zone="ch-system-util-linux uuidparse">
1273 <primary sortas="b-uuidparse">uuidparse</primary>
1274 </indexterm>
1275 </listitem>
1276 </varlistentry>
1277
1278 <varlistentry id="wall">
1279 <term><command>wall</command></term>
1280 <listitem>
1281 <para>Displays the contents of a file or, by default, its standard
1282 input, on the terminals of all currently logged in users</para>
1283 <indexterm zone="ch-system-util-linux wall">
1284 <primary sortas="b-wall">wall</primary>
1285 </indexterm>
1286 </listitem>
1287 </varlistentry>
1288
1289 <varlistentry id="wdctl">
1290 <term><command>wdctl</command></term>
1291 <listitem>
1292 <para>Shows hardware watchdog status</para>
1293 <indexterm zone="ch-system-util-linux wdctl">
1294 <primary sortas="b-wdctl">wdctl</primary>
1295 </indexterm>
1296 </listitem>
1297 </varlistentry>
1298
1299 <varlistentry id="whereis">
1300 <term><command>whereis</command></term>
1301 <listitem>
1302 <para>Reports the location of the binary, source, and man page
[9bb4939]1303 files for the given command</para>
[fcc02767]1304 <indexterm zone="ch-system-util-linux whereis">
1305 <primary sortas="b-whereis">whereis</primary>
1306 </indexterm>
1307 </listitem>
1308 </varlistentry>
1309
1310 <varlistentry id="wipefs">
1311 <term><command>wipefs</command></term>
1312 <listitem>
1313 <para>Wipes a filesystem signature from a device</para>
1314 <indexterm zone="ch-system-util-linux wipefs">
1315 <primary sortas="b-wipefs">wipefs</primary>
1316 </indexterm>
1317 </listitem>
1318 </varlistentry>
1319
1320 <varlistentry id="zramctl">
1321 <term><command>zramctl</command></term>
1322 <listitem>
[d672ab7]1323 <para>A program to set up and control zram (compressed ram disk)
[fcc02767]1324 devices</para>
1325 <indexterm zone="ch-system-util-linux zramctl">
1326 <primary sortas="b-zramctl">zramctl</primary>
1327 </indexterm>
1328 </listitem>
1329 </varlistentry>
1330
1331 <varlistentry id="libblkid">
1332 <term><filename class="libraryfile">libblkid</filename></term>
1333 <listitem>
1334 <para>Contains routines for device identification and token
1335 extraction</para>
1336 <indexterm zone="ch-system-util-linux libblkid">
1337 <primary sortas="c-libblkid">libblkid</primary>
1338 </indexterm>
1339 </listitem>
1340 </varlistentry>
1341
1342 <varlistentry id="libfdisk">
1343 <term><filename class="libraryfile">libfdisk</filename></term>
1344 <listitem>
1345 <para>Contains routines for manipulating partition tables</para>
1346 <indexterm zone="ch-system-util-linux libfdisk">
1347 <primary sortas="c-libfdisk">libfdisk</primary>
1348 </indexterm>
1349 </listitem>
1350 </varlistentry>
1351
1352 <varlistentry id="libmount">
1353 <term><filename class="libraryfile">libmount</filename></term>
1354 <listitem>
1355 <para>Contains routines for block device mounting and
1356 unmounting</para>
1357 <indexterm zone="ch-system-util-linux libmount">
1358 <primary sortas="c-libmount">libmount</primary>
1359 </indexterm>
1360 </listitem>
1361 </varlistentry>
1362
1363 <varlistentry id="libsmartcols">
1364 <term><filename class="libraryfile">libsmartcols</filename></term>
1365 <listitem>
1366 <para>Contains routines for aiding screen output in tabular form</para>
1367 <indexterm zone="ch-system-util-linux libsmartcols">
1368 <primary sortas="c-libsmartcols">libsmartcols</primary>
1369 </indexterm>
1370 </listitem>
1371 </varlistentry>
1372
1373 <varlistentry id="libuuid">
1374 <term><filename class="libraryfile">libuuid</filename></term>
1375 <listitem>
1376 <para>Contains routines for generating unique identifiers for objects
1377 that may be accessible beyond the local system</para>
1378 <indexterm zone="ch-system-util-linux libuuid">
1379 <primary sortas="c-libuuid">libuuid</primary>
1380 </indexterm>
1381 </listitem>
1382 </varlistentry>
1383
1384 </variablelist>
1385
1386 </sect2>
1387
1388</sect1>
Note: See TracBrowser for help on using the repository browser.