[f896e21c] | 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 |
|
---|
[35a5259] | 8 | <sect1 id="ch-system-systemd" role="wrap" revision="systemd">
|
---|
[cba2d4e] | 9 | <?dbhtml filename="systemd.html"?>
|
---|
[f896e21c] | 10 |
|
---|
| 11 | <sect1info condition="script">
|
---|
[cba2d4e] | 12 | <productname>systemd</productname>
|
---|
[f896e21c] | 13 | <productnumber>&systemd-version;</productnumber>
|
---|
| 14 | <address>&systemd-url;</address>
|
---|
| 15 | </sect1info>
|
---|
| 16 |
|
---|
[cba2d4e] | 17 | <title>Systemd-&systemd-version;</title>
|
---|
[f896e21c] | 18 |
|
---|
[cba2d4e] | 19 | <indexterm zone="ch-system-systemd">
|
---|
[1118b17] | 20 | <primary sortas="a-systemd">systemd</primary>
|
---|
[f896e21c] | 21 | </indexterm>
|
---|
| 22 |
|
---|
| 23 | <sect2 role="package">
|
---|
| 24 | <title/>
|
---|
| 25 |
|
---|
[1118b17] | 26 | <para>The systemd package contains programs for controlling the startup,
|
---|
[cba2d4e] | 27 | running, and shutdown of the system.</para>
|
---|
[f896e21c] | 28 |
|
---|
| 29 | <segmentedlist>
|
---|
| 30 | <segtitle>&buildtime;</segtitle>
|
---|
| 31 | <segtitle>&diskspace;</segtitle>
|
---|
| 32 |
|
---|
| 33 | <seglistitem>
|
---|
[6dfcfecc] | 34 | <seg>&systemd-fin-sbu;</seg>
|
---|
| 35 | <seg>&systemd-fin-du;</seg>
|
---|
[f896e21c] | 36 | </seglistitem>
|
---|
| 37 | </segmentedlist>
|
---|
| 38 | </sect2>
|
---|
| 39 |
|
---|
| 40 | <sect2 role="installation">
|
---|
[1118b17] | 41 | <title>Installation of systemd</title>
|
---|
[bc375da6] | 42 |
|
---|
[87119fd] | 43 | <para>Remove two unneeded groups,
|
---|
| 44 | <systemitem class="groupname">render</systemitem> and
|
---|
| 45 | <systemitem class="groupname">sgx</systemitem>, from the default udev
|
---|
[896e77e] | 46 | rules:</para>
|
---|
| 47 |
|
---|
[1f201845] | 48 | <screen><userinput remap="pre">sed -i -e 's/GROUP="render"/GROUP="video"/' \
|
---|
[96fa6f2] | 49 | -e 's/GROUP="sgx", //' rules.d/50-udev-default.rules.in</userinput></screen>
|
---|
[896e77e] | 50 |
|
---|
[1118b17] | 51 | <para>Prepare systemd for compilation:</para>
|
---|
| 52 |
|
---|
[be00729f] | 53 | <screen><userinput remap="configure">mkdir -p build
|
---|
[04b2165] | 54 | cd build
|
---|
[fc199db] | 55 |
|
---|
[740ee46] | 56 | meson setup \
|
---|
| 57 | --prefix=/usr \
|
---|
[06cdaed] | 58 | --buildtype=release \
|
---|
[95906db] | 59 | -Ddefault-dnssec=no \
|
---|
| 60 | -Dfirstboot=false \
|
---|
| 61 | -Dinstall-tests=false \
|
---|
| 62 | -Dldconfig=false \
|
---|
| 63 | -Dsysusers=false \
|
---|
| 64 | -Drpmmacrosdir=no \
|
---|
| 65 | -Dhomed=false \
|
---|
| 66 | -Duserdb=false \
|
---|
[ceebda5] | 67 | -Dman=false \
|
---|
[38de42d] | 68 | -Dmode=release \
|
---|
[77e340bc] | 69 | -Dpamconfdir=no \
|
---|
[dfde664] | 70 | -Ddev-kvm-mode=0660 \
|
---|
[3864d23] | 71 | -Dnobody-group=nogroup \
|
---|
[d7e0db5] | 72 | -Ddocdir=/usr/share/doc/systemd-&systemd-version; \
|
---|
[fc199db] | 73 | ..</userinput></screen>
|
---|
[cba2d4e] | 74 |
|
---|
| 75 | <variablelist>
|
---|
[81ed05f] | 76 | <title>The meaning of the meson options:</title>
|
---|
[cba2d4e] | 77 |
|
---|
[06cdaed] | 78 | <varlistentry>
|
---|
| 79 | <term><parameter>--buildtype=release</parameter></term>
|
---|
| 80 | <listitem>
|
---|
| 81 | <para>This switch overrides the default buildtype
|
---|
[69854d2a] | 82 | (<quote>debug</quote>), which produces unoptimized
|
---|
[06cdaed] | 83 | binaries.</para>
|
---|
| 84 | </listitem>
|
---|
| 85 | </varlistentry>
|
---|
| 86 |
|
---|
[cba2d4e] | 87 | <varlistentry>
|
---|
[81ed05f] | 88 | <term><parameter>-Ddefault-dnssec=no</parameter></term>
|
---|
[cba2d4e] | 89 | <listitem>
|
---|
[81ed05f] | 90 | <para>This switch turns off the experimental DNSSEC support.</para>
|
---|
[cba2d4e] | 91 | </listitem>
|
---|
| 92 | </varlistentry>
|
---|
| 93 |
|
---|
| 94 | <varlistentry>
|
---|
[81ed05f] | 95 | <term><parameter>-Dfirstboot=false</parameter></term>
|
---|
[cba2d4e] | 96 | <listitem>
|
---|
[81ed05f] | 97 | <para>This switch prevents installation of systemd
|
---|
| 98 | services responsible for setting up the system for
|
---|
[69854d2a] | 99 | the first time. These are not useful in LFS, because
|
---|
[81ed05f] | 100 | everything is done manually.</para>
|
---|
[cba2d4e] | 101 | </listitem>
|
---|
| 102 | </varlistentry>
|
---|
| 103 |
|
---|
[e88a471b] | 104 | <varlistentry>
|
---|
| 105 | <term><parameter>-Dinstall-tests=false</parameter></term>
|
---|
| 106 | <listitem>
|
---|
| 107 | <para>This switch prevents installation of the compiled tests.</para>
|
---|
| 108 | </listitem>
|
---|
| 109 | </varlistentry>
|
---|
| 110 |
|
---|
[cba2d4e] | 111 | <varlistentry>
|
---|
[0d84af1] | 112 | <term><parameter>-Dldconfig=false</parameter></term>
|
---|
[cba2d4e] | 113 | <listitem>
|
---|
[0d84af1] | 114 | <para>This switch prevents installation of a systemd unit that runs
|
---|
[69854d2a] | 115 | <command>ldconfig</command> at boot; this is not useful for source
|
---|
| 116 | distributions such as LFS, and makes the boot time longer. Remove
|
---|
| 117 | this option to enable running <command>ldconfig</command> at boot.</para>
|
---|
[cba2d4e] | 118 | </listitem>
|
---|
| 119 | </varlistentry>
|
---|
| 120 |
|
---|
[1118b17] | 121 | <varlistentry>
|
---|
[81ed05f] | 122 | <term><parameter>-Dsysusers=false</parameter></term>
|
---|
[1118b17] | 123 | <listitem>
|
---|
| 124 | <para>This switch prevents installation of systemd
|
---|
| 125 | services responsible for setting up the
|
---|
| 126 | <filename>/etc/group</filename> and
|
---|
| 127 | <filename>/etc/passwd</filename> files. Both files
|
---|
[f09dd59] | 128 | were created in the previous chapter. This daemon is not useful
|
---|
[0a75d62] | 129 | on an LFS system since user accounts are manually created.</para>
|
---|
[cba2d4e] | 130 | </listitem>
|
---|
| 131 | </varlistentry>
|
---|
| 132 |
|
---|
[be00729f] | 133 | <varlistentry>
|
---|
| 134 | <term><parameter>-Drpmmacrosdir=no</parameter></term>
|
---|
| 135 | <listitem>
|
---|
| 136 | <para>This switch disables installation of RPM Macros
|
---|
[69854d2a] | 137 | for use with systemd, because LFS does not support RPM.</para>
|
---|
[be00729f] | 138 | </listitem>
|
---|
| 139 | </varlistentry>
|
---|
[d1fbbd0] | 140 |
|
---|
| 141 | <varlistentry>
|
---|
| 142 | <term><parameter>-D{userdb,homed}=false</parameter></term>
|
---|
| 143 | <listitem>
|
---|
[69854d2a] | 144 | <para>Remove two daemons with dependencies that do not fit
|
---|
| 145 | within the scope of LFS.</para>
|
---|
[d1fbbd0] | 146 | </listitem>
|
---|
| 147 | </varlistentry>
|
---|
| 148 |
|
---|
[ceebda5] | 149 | <varlistentry>
|
---|
| 150 | <term><parameter>-Dman=false</parameter></term>
|
---|
| 151 | <listitem>
|
---|
| 152 | <para>Prevent the generation of man pages to avoid extra
|
---|
| 153 | dependencies. We will install pre-generated man pages for systemd
|
---|
[69854d2a] | 154 | from a tarball.</para>
|
---|
[ceebda5] | 155 | </listitem>
|
---|
| 156 | </varlistentry>
|
---|
| 157 |
|
---|
[38de42d] | 158 | <varlistentry>
|
---|
| 159 | <term><parameter>-Dmode=release</parameter></term>
|
---|
| 160 | <listitem>
|
---|
| 161 | <para>Disable some features considered experimental by upstream.
|
---|
| 162 | </para>
|
---|
| 163 | </listitem>
|
---|
| 164 | </varlistentry>
|
---|
| 165 |
|
---|
[77e340bc] | 166 | <varlistentry>
|
---|
| 167 | <term><parameter>-Dpamconfdir=no</parameter></term>
|
---|
| 168 | <listitem>
|
---|
| 169 | <para>Prevent the installation of a PAM configuration file not
|
---|
| 170 | functional on LFS.</para>
|
---|
| 171 | </listitem>
|
---|
| 172 | </varlistentry>
|
---|
[dfde664] | 173 |
|
---|
| 174 | <varlistentry>
|
---|
| 175 | <term><parameter>-Ddev-kvm-mode=0660</parameter></term>
|
---|
| 176 | <listitem>
|
---|
| 177 | <para>The default udev rule would allow all users to access
|
---|
| 178 | <filename class='devicefile'>/dev/kvm</filename>. The editors
|
---|
| 179 | consider it dangerous. This option overrides it.</para>
|
---|
| 180 | </listitem>
|
---|
| 181 | </varlistentry>
|
---|
[3864d23] | 182 |
|
---|
| 183 | <varlistentry>
|
---|
| 184 | <term><parameter>-Dnobody-group=nogroup</parameter></term>
|
---|
| 185 | <listitem>
|
---|
[ffecb9e] | 186 | <para>Tell the package the group name with GID 65534 is
|
---|
| 187 | <systemitem class='groupname'>nogroup</systemitem>.</para>
|
---|
[3864d23] | 188 | </listitem>
|
---|
[dfde664] | 189 | </varlistentry>
|
---|
[cba2d4e] | 190 | </variablelist>
|
---|
| 191 |
|
---|
| 192 | <para>Compile the package:</para>
|
---|
| 193 |
|
---|
[69c4524] | 194 | <screen><userinput remap="make">ninja</userinput></screen>
|
---|
[f896e21c] | 195 |
|
---|
| 196 | <para>Install the package:</para>
|
---|
| 197 |
|
---|
[69c4524] | 198 | <screen><userinput remap="install">ninja install</userinput></screen>
|
---|
[cba2d4e] | 199 |
|
---|
[ceebda5] | 200 | <para>Install the man pages:</para>
|
---|
[cba2d4e] | 201 |
|
---|
[b4008bb] | 202 | <!-- Please make sure systemd man pages tarball has a common leading
|
---|
| 203 | component in the path. -->
|
---|
[57f1678] | 204 | <screen><userinput remap="install">tar -xf ../../systemd-man-pages-&systemd-version;.tar.xz \
|
---|
| 205 | --no-same-owner --strip-components=1 \
|
---|
| 206 | -C /usr/share/man</userinput></screen>
|
---|
[a5c2803] | 207 |
|
---|
[cba2d4e] | 208 | <para>Create the <filename>/etc/machine-id</filename> file needed by
|
---|
[1118b17] | 209 | <command>systemd-journald</command>:</para>
|
---|
[053b206] | 210 |
|
---|
[15f0f21] | 211 | <screen><userinput remap="adjust">systemd-machine-id-setup</userinput></screen>
|
---|
[cba2d4e] | 212 |
|
---|
[69854d2a] | 213 | <para>Set up the basic target structure:</para>
|
---|
[0aaf6a31] | 214 |
|
---|
| 215 | <screen><userinput remap="adjust">systemctl preset-all</userinput></screen>
|
---|
| 216 |
|
---|
[5156c400] | 217 | <para>Disable two services for upgrading binary distros. They are useless for
|
---|
[69854d2a] | 218 | a basic Linux system built from source, and each one will report an error if
|
---|
[f99a7eb] | 219 | it's enabled but not configured:</para>
|
---|
| 220 |
|
---|
[5156c400] | 221 | <screen><userinput remap="adjust">systemctl disable systemd-sysupdate{,-reboot}</userinput></screen>
|
---|
[172185a9] | 222 |
|
---|
[a5c2803] | 223 | <!-- dev: 50-pid-max.conf is not removed in BLFS, so I commented the following out.
|
---|
| 224 | If it causes any trouble, we can add this back and also copy it into BLFS -->
|
---|
| 225 | <!--
|
---|
[0aaf6a31] | 226 | <para>Prevent systemd from resetting the maximum PID value which causes
|
---|
| 227 | some problems with packages and units in BLFS:</para>
|
---|
[d672ab7] | 228 |
|
---|
[d1fbbd0] | 229 | <screen><userinput remap="adjust">rm -f /usr/lib/sysctl.d/50-pid-max.conf</userinput></screen>
|
---|
[a5c2803] | 230 | -->
|
---|
[0aaf6a31] | 231 |
|
---|
[f896e21c] | 232 | </sect2>
|
---|
| 233 |
|
---|
[6dfcfecc] | 234 | <!-- - - - - - - - - - -->
|
---|
| 235 | <!-- Multilib - 32bit -->
|
---|
| 236 | <!-- - - - - - - - - - -->
|
---|
| 237 |
|
---|
[fd48baa] | 238 | <sect2 arch="ml_32,ml_all" role="installation">
|
---|
[b3f1ebb3] | 239 | <title>Installation of systemd - 32-bit</title>
|
---|
| 240 |
|
---|
| 241 | <para>Clean previous build:</para>
|
---|
| 242 |
|
---|
[6dfcfecc] | 243 | <screen><userinput remap="pre">rm -rf *</userinput></screen>
|
---|
[b3f1ebb3] | 244 |
|
---|
| 245 | <para>Create a symlink to work around missing xsltproc:</para>
|
---|
| 246 |
|
---|
[6dfcfecc] | 247 | <!-- screen><userinput remap="pre">ln -sf /tools/bin/true /usr/bin/xsltproc</userinput></screen -->
|
---|
| 248 | <screen><userinput remap="pre">ln -sf /bin/true /usr/bin/xsltproc</userinput></screen>
|
---|
[b3f1ebb3] | 249 |
|
---|
[6dfcfecc] | 250 | <!-- with cross-LFS we have util-linux in place:
|
---|
[b3f1ebb3] | 251 | <para>Because we have not yet installed the final version of Util-Linux,
|
---|
| 252 | create links to the libraries in the approprite location:</para>
|
---|
| 253 |
|
---|
| 254 | <screen><userinput remap="pre">for file in /tools/lib32/lib{blkid,mount,uuid}*; do
|
---|
| 255 | ln -sf $file /usr/lib32/
|
---|
| 256 | done</userinput></screen>
|
---|
[6dfcfecc] | 257 | -->
|
---|
[b3f1ebb3] | 258 |
|
---|
| 259 | <para>Prepare systemd for compilation:</para>
|
---|
| 260 |
|
---|
[0ebda11] | 261 | <screen><userinput remap="configure">PKG_CONFIG_PATH="/usr/lib32/pkgconfig" \
|
---|
[b3f1ebb3] | 262 | CC="gcc -m32 -march=i686" \
|
---|
| 263 | CXX="g++ -m32 -march=i686" \
|
---|
| 264 | LANG=en_US.UTF-8 \
|
---|
| 265 | meson --prefix=/usr \
|
---|
| 266 | --sysconfdir=/etc \
|
---|
| 267 | --localstatedir=/var \
|
---|
[0f46bd2] | 268 | --libdir=/usr/lib32 \
|
---|
[0ebda11] | 269 | -Drootlibdir=/usr/lib32 \
|
---|
[3c2b819] | 270 | -Dblkid=true \
|
---|
| 271 | -Ddefault-dnssec=no \
|
---|
| 272 | -Dfirstboot=false \
|
---|
| 273 | -Dinstall-tests=false \
|
---|
| 274 | -Dldconfig=false \
|
---|
| 275 | -Dsysusers=false \
|
---|
| 276 | -Db_lto=false \
|
---|
| 277 | -Drpmmacrosdir=no \
|
---|
| 278 | -Dhomed=false \
|
---|
| 279 | -Duserdb=false \
|
---|
| 280 | -Dman=false \
|
---|
| 281 | -Dmode=release \
|
---|
[b3f1ebb3] | 282 | ..</userinput></screen>
|
---|
| 283 |
|
---|
| 284 | <para>Compile the package:</para>
|
---|
| 285 |
|
---|
| 286 | <screen><userinput remap="make">LANG=en_US.UTF-8 ninja</userinput></screen>
|
---|
| 287 |
|
---|
| 288 | <para>Install the package:</para>
|
---|
| 289 |
|
---|
| 290 | <screen><userinput remap="install">LANG=en_US.UTF-8 DESTDIR=$PWD/DESTDIR ninja install
|
---|
[0ebda11] | 291 | cp -Rv DESTDIR/usr/lib32/* /usr/lib32
|
---|
[b3f1ebb3] | 292 | rm -rf DESTDIR
|
---|
| 293 | rm -f /usr/bin/xsltproc</userinput></screen>
|
---|
| 294 |
|
---|
[6dfcfecc] | 295 | </sect2><!-- m32 -->
|
---|
[b3f1ebb3] | 296 |
|
---|
[6dfcfecc] | 297 | <!-- - - - - - - - - - -->
|
---|
| 298 | <!-- Multilib - x32bit -->
|
---|
| 299 | <!-- - - - - - - - - - -->
|
---|
| 300 |
|
---|
[fd48baa] | 301 | <sect2 arch="ml_x32,ml_all" role="installation">
|
---|
[b3f1ebb3] | 302 | <title>Installation of systemd - x32-bit</title>
|
---|
| 303 |
|
---|
| 304 | <para>Clean previous build:</para>
|
---|
| 305 |
|
---|
[6dfcfecc] | 306 | <screen><userinput remap="pre">rm -rf *</userinput></screen>
|
---|
[b3f1ebb3] | 307 |
|
---|
| 308 | <para>Create a symlink to work around missing xsltproc:</para>
|
---|
| 309 |
|
---|
[6dfcfecc] | 310 | <screen><userinput remap="pre">ln -sf /bin/true /usr/bin/xsltproc</userinput></screen>
|
---|
[3c2b819] | 311 | <!--
|
---|
[b3f1ebb3] | 312 | <para>Fix an issue on x32:</para>
|
---|
| 313 |
|
---|
| 314 | <screen><userinput remap="pre">sed '/log_debug/s@PRI_TIMEX@PRIi64@' -i src/timesync/timesyncd-manager.c
|
---|
| 315 | sed '/long drift_freq;/s@long @int64_t @' -i src/timesync/timesyncd-manager.h</userinput></screen>
|
---|
[3c2b819] | 316 | -->
|
---|
[b3f1ebb3] | 317 | <para>Prepare systemd for compilation:</para>
|
---|
| 318 |
|
---|
[0ebda11] | 319 | <screen><userinput remap="configure">PKG_CONFIG_PATH="/usr/libx32/pkgconfig" \
|
---|
[b3f1ebb3] | 320 | CC="gcc -mx32" \
|
---|
| 321 | CXX="g++ -mx32" \
|
---|
[df9c52e] | 322 | CFLAGS+=" -Wno-error=shift-overflow" \
|
---|
| 323 | CXXFLAGS+=" -Wno-error=shift-overflow" \
|
---|
[b3f1ebb3] | 324 | LANG=en_US.UTF-8 \
|
---|
| 325 | meson --prefix=/usr \
|
---|
| 326 | --sysconfdir=/etc \
|
---|
| 327 | --localstatedir=/var \
|
---|
[0f46bd2] | 328 | --libdir=/usr/libx32 \
|
---|
[0ebda11] | 329 | -Drootlibdir=/usr/libx32 \
|
---|
[3c2b819] | 330 | -Dblkid=true \
|
---|
| 331 | -Ddefault-dnssec=no \
|
---|
| 332 | -Dfirstboot=false \
|
---|
| 333 | -Dinstall-tests=false \
|
---|
| 334 | -Dldconfig=false \
|
---|
| 335 | -Dsysusers=false \
|
---|
| 336 | -Db_lto=false \
|
---|
| 337 | -Drpmmacrosdir=no \
|
---|
| 338 | -Dhomed=false \
|
---|
| 339 | -Duserdb=false \
|
---|
| 340 | -Dman=false \
|
---|
| 341 | -Dmode=release \
|
---|
[b3f1ebb3] | 342 | ..</userinput></screen>
|
---|
| 343 |
|
---|
| 344 | <para>Compile the package:</para>
|
---|
| 345 |
|
---|
| 346 | <screen><userinput remap="make">LANG=en_US.UTF-8 ninja</userinput></screen>
|
---|
| 347 |
|
---|
| 348 | <para>Install the package:</para>
|
---|
| 349 |
|
---|
| 350 | <screen><userinput remap="install">LANG=en_US.UTF-8 DESTDIR=$PWD/DESTDIR ninja install
|
---|
[3c2b819] | 351 | cp -Rv DESTDIR/usr/libx32/* /usr/libx32
|
---|
[b3f1ebb3] | 352 | rm -rf DESTDIR
|
---|
| 353 | rm -f /usr/bin/xsltproc</userinput></screen>
|
---|
| 354 |
|
---|
[6dfcfecc] | 355 | </sect2><!-- mx32 -->
|
---|
[b3f1ebb3] | 356 |
|
---|
[cba2d4e] | 357 | <sect2 id="contents-systemd" role="content">
|
---|
[1118b17] | 358 | <title>Contents of systemd</title>
|
---|
[f896e21c] | 359 |
|
---|
| 360 | <segmentedlist>
|
---|
| 361 | <segtitle>Installed programs</segtitle>
|
---|
| 362 | <segtitle>Installed libraries</segtitle>
|
---|
| 363 | <segtitle>Installed directories</segtitle>
|
---|
| 364 |
|
---|
| 365 | <seglistitem>
|
---|
[662f649] | 366 | <seg>busctl, coredumpctl, halt (symlink to systemctl),
|
---|
[78cc3be] | 367 | hostnamectl, init, journalctl, kernel-install, localectl, loginctl,
|
---|
[c2ccad1] | 368 | machinectl, mount.ddi (symlink to systemd-dissect), networkctl,
|
---|
| 369 | oomctl, portablectl, poweroff (symlink to
|
---|
[78cc3be] | 370 | systemctl), reboot (symlink to systemctl), resolvconf (symlink to
|
---|
| 371 | resolvectl), resolvectl, runlevel (symlink to systemctl), shutdown
|
---|
[2efe1e8] | 372 | (symlink to systemctl), systemctl, systemd-ac-power, systemd-analyze,
|
---|
[1118b17] | 373 | systemd-ask-password, systemd-cat, systemd-cgls, systemd-cgtop,
|
---|
[c2ccad1] | 374 | systemd-confext (symlink to systemd-sysext), systemd-creds,
|
---|
| 375 | systemd-delta, systemd-detect-virt,
|
---|
[d7a9421] | 376 | systemd-dissect, systemd-escape, systemd-hwdb, systemd-id128,
|
---|
| 377 | systemd-inhibit, systemd-machine-id-setup,
|
---|
[78cc3be] | 378 | systemd-mount, systemd-notify, systemd-nspawn, systemd-path,
|
---|
[d1fbbd0] | 379 | systemd-repart, systemd-resolve (symlink to resolvectl), systemd-run,
|
---|
[d7a9421] | 380 | systemd-socket-activate, systemd-stdio-bridge, systemd-sysext,
|
---|
| 381 | systemd-tmpfiles, systemd-tty-ask-password-agent,
|
---|
| 382 | systemd-umount (symlink to systemd-mount),
|
---|
| 383 | telinit (symlink to systemctl), timedatectl, and udevadm</seg>
|
---|
[1118b17] | 384 | <seg>libnss_myhostname.so.2, libnss_mymachines.so.2,
|
---|
[78cc3be] | 385 | libnss_resolve.so.2, libnss_systemd.so.2,
|
---|
[d7a9421] | 386 | libsystemd.so, libsystemd-shared-&systemd-version;.so (in /usr/lib/systemd),
|
---|
[a840e59] | 387 | and libudev.so</seg>
|
---|
[59d90df] | 388 | <seg>/etc/binfmt.d, /etc/init.d, /etc/kernel, /etc/modules-load.d,
|
---|
[cba2d4e] | 389 | /etc/sysctl.d, /etc/systemd, /etc/tmpfiles.d, /etc/udev,
|
---|
[d7a9421] | 390 | /etc/xdg/systemd, /usr/lib/systemd, /usr/lib/udev, /usr/include/systemd,
|
---|
[d672ab7] | 391 | /usr/lib/binfmt.d, /usr/lib/environment.d, /usr/lib/kernel,
|
---|
| 392 | /usr/lib/modules-load.d, /usr/lib/sysctl.d, /usr/lib/systemd,
|
---|
[4ea78e0] | 393 | /usr/lib/tmpfiles.d,
|
---|
[1118b17] | 394 | /usr/share/doc/systemd-&systemd-version;, /usr/share/factory,
|
---|
| 395 | /usr/share/systemd, /var/lib/systemd, and /var/log/journal</seg>
|
---|
[f896e21c] | 396 | </seglistitem>
|
---|
| 397 | </segmentedlist>
|
---|
| 398 |
|
---|
| 399 | <variablelist>
|
---|
| 400 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
|
---|
| 401 | <?dbfo list-presentation="list"?>
|
---|
| 402 | <?dbhtml list-presentation="table"?>
|
---|
| 403 |
|
---|
[cba2d4e] | 404 | <varlistentry id="busctl">
|
---|
| 405 | <term><command>busctl</command></term>
|
---|
| 406 | <listitem>
|
---|
[6dfcfecc] | 407 | <para>Is used to introspect and monitor the D-Bus bus</para>
|
---|
[cba2d4e] | 408 | <indexterm zone="ch-system-systemd busctl">
|
---|
| 409 | <primary sortas="b-busctl">busctl</primary>
|
---|
| 410 | </indexterm>
|
---|
| 411 | </listitem>
|
---|
| 412 | </varlistentry>
|
---|
| 413 |
|
---|
[1118b17] | 414 | <varlistentry id="coredumpctl">
|
---|
| 415 | <term><command>coredumpctl</command></term>
|
---|
| 416 | <listitem>
|
---|
[6dfcfecc] | 417 | <para>Is used to retrieve coredumps from the systemd journal</para>
|
---|
[1118b17] | 418 | <indexterm zone="ch-system-systemd coredumpctl">
|
---|
| 419 | <primary sortas="b-coredumpctl">coredumpctl</primary>
|
---|
| 420 | </indexterm>
|
---|
| 421 | </listitem>
|
---|
| 422 | </varlistentry>
|
---|
| 423 |
|
---|
[cba2d4e] | 424 | <varlistentry id="halt">
|
---|
| 425 | <term><command>halt</command></term>
|
---|
| 426 | <listitem>
|
---|
| 427 | <para>Normally invokes <command>shutdown</command> with the
|
---|
| 428 | <parameter>-h</parameter> option, except when already in run-level 0,
|
---|
[69854d2a] | 429 | when it tells the kernel to halt the system; it notes in the
|
---|
[cba2d4e] | 430 | file <filename>/var/log/wtmp</filename> that the system is being
|
---|
[1118b17] | 431 | brought down</para>
|
---|
[cba2d4e] | 432 | <indexterm zone="ch-system-systemd halt">
|
---|
| 433 | <primary sortas="b-halt">halt</primary>
|
---|
| 434 | </indexterm>
|
---|
| 435 | </listitem>
|
---|
| 436 | </varlistentry>
|
---|
| 437 |
|
---|
| 438 | <varlistentry id="hostnamectl">
|
---|
| 439 | <term><command>hostnamectl</command></term>
|
---|
| 440 | <listitem>
|
---|
[6dfcfecc] | 441 | <para>Is used to query and change the system hostname and related
|
---|
[1118b17] | 442 | settings</para>
|
---|
[cba2d4e] | 443 | <indexterm zone="ch-system-systemd hostnamectl">
|
---|
| 444 | <primary sortas="b-hostnamectl">hostnamectl</primary>
|
---|
| 445 | </indexterm>
|
---|
| 446 | </listitem>
|
---|
| 447 | </varlistentry>
|
---|
| 448 |
|
---|
| 449 | <varlistentry id="init">
|
---|
| 450 | <term><command>init</command></term>
|
---|
| 451 | <listitem>
|
---|
[69854d2a] | 452 | <para>Is the first process to be started after the kernel has initialized
|
---|
| 453 | the hardware; <command>init</command> takes over the boot process and starts the
|
---|
| 454 | processes specified by its configuration files; in this case, it starts
|
---|
[4c8c128] | 455 | systemd</para>
|
---|
[cba2d4e] | 456 | <indexterm zone="ch-system-systemd init">
|
---|
| 457 | <primary sortas="b-init">init</primary>
|
---|
| 458 | </indexterm>
|
---|
| 459 | </listitem>
|
---|
| 460 | </varlistentry>
|
---|
| 461 |
|
---|
| 462 | <varlistentry id="journalctl">
|
---|
| 463 | <term><command>journalctl</command></term>
|
---|
| 464 | <listitem>
|
---|
[6dfcfecc] | 465 | <para>Is used to query the contents of the systemd journal</para>
|
---|
[cba2d4e] | 466 | <indexterm zone="ch-system-systemd journalctl">
|
---|
| 467 | <primary sortas="b-journalctl">journalctl</primary>
|
---|
| 468 | </indexterm>
|
---|
| 469 | </listitem>
|
---|
| 470 | </varlistentry>
|
---|
| 471 |
|
---|
| 472 | <varlistentry id="kernel-install">
|
---|
| 473 | <term><command>kernel-install</command></term>
|
---|
| 474 | <listitem>
|
---|
[6dfcfecc] | 475 | <para>Is used to add and remove kernel and initramfs images to and
|
---|
[69854d2a] | 476 | from /boot; in LFS, this is done manually</para>
|
---|
[cba2d4e] | 477 | <indexterm zone="ch-system-systemd kernel-install">
|
---|
| 478 | <primary sortas="b-kernel-install">kernel-install</primary>
|
---|
| 479 | </indexterm>
|
---|
| 480 | </listitem>
|
---|
| 481 | </varlistentry>
|
---|
| 482 |
|
---|
| 483 | <varlistentry id="localectl">
|
---|
| 484 | <term><command>localectl</command></term>
|
---|
| 485 | <listitem>
|
---|
[6dfcfecc] | 486 | <para>Is used to query and change the system locale and keyboard layout
|
---|
[1118b17] | 487 | settings</para>
|
---|
[cba2d4e] | 488 | <indexterm zone="ch-system-systemd localectl">
|
---|
| 489 | <primary sortas="b-localectl">localectl</primary>
|
---|
| 490 | </indexterm>
|
---|
| 491 | </listitem>
|
---|
| 492 | </varlistentry>
|
---|
| 493 |
|
---|
| 494 | <varlistentry id="loginctl">
|
---|
| 495 | <term><command>loginctl</command></term>
|
---|
| 496 | <listitem>
|
---|
[6dfcfecc] | 497 | <para>Is used to introspect and control the state of the systemd Login
|
---|
[1118b17] | 498 | Manager</para>
|
---|
[cba2d4e] | 499 | <indexterm zone="ch-system-systemd loginctl">
|
---|
| 500 | <primary sortas="b-loginctl">loginctl</primary>
|
---|
| 501 | </indexterm>
|
---|
| 502 | </listitem>
|
---|
| 503 | </varlistentry>
|
---|
| 504 |
|
---|
| 505 | <varlistentry id="machinectl">
|
---|
| 506 | <term><command>machinectl</command></term>
|
---|
| 507 | <listitem>
|
---|
[6dfcfecc] | 508 | <para>Is used to introspect and control the state of the systemd Virtual
|
---|
[cba2d4e] | 509 | Machine and Container Registration Manager</para>
|
---|
| 510 | <indexterm zone="ch-system-systemd machinectl">
|
---|
| 511 | <primary sortas="b-machinectl">machinectl</primary>
|
---|
| 512 | </indexterm>
|
---|
| 513 | </listitem>
|
---|
| 514 | </varlistentry>
|
---|
| 515 |
|
---|
[1118b17] | 516 | <varlistentry id="networkctl">
|
---|
| 517 | <term><command>networkctl</command></term>
|
---|
| 518 | <listitem>
|
---|
[d672ab7] | 519 | <para>Is used to introspect and configure the state of the network
|
---|
[6dfcfecc] | 520 | links configured by systemd-networkd</para>
|
---|
[1118b17] | 521 | <indexterm zone="ch-system-systemd networkctl">
|
---|
| 522 | <primary sortas="b-networkctl">networkctl</primary>
|
---|
| 523 | </indexterm>
|
---|
| 524 | </listitem>
|
---|
| 525 | </varlistentry>
|
---|
| 526 |
|
---|
[d7a9421] | 527 | <varlistentry id="oomctl">
|
---|
| 528 | <term><command>oomctl</command></term>
|
---|
| 529 | <listitem>
|
---|
| 530 | <para>Controls the systemd Out Of Memory daemon</para>
|
---|
| 531 | <indexterm zone="ch-system-systemd oomctl">
|
---|
| 532 | <primary sortas="b-oomctl">oomctl</primary>
|
---|
| 533 | </indexterm>
|
---|
| 534 | </listitem>
|
---|
| 535 | </varlistentry>
|
---|
| 536 |
|
---|
[78cc3be] | 537 | <varlistentry id="portablectl">
|
---|
| 538 | <term><command>portablectl</command></term>
|
---|
| 539 | <listitem>
|
---|
[6dfcfecc] | 540 | <para>Is used to attach or detach portable services from the local
|
---|
[78cc3be] | 541 | system</para>
|
---|
| 542 | <indexterm zone="ch-system-systemd portablectl">
|
---|
| 543 | <primary sortas="b-portablectl">portablectl</primary>
|
---|
| 544 | </indexterm>
|
---|
| 545 | </listitem>
|
---|
| 546 | </varlistentry>
|
---|
| 547 |
|
---|
[cba2d4e] | 548 | <varlistentry id="poweroff">
|
---|
| 549 | <term><command>poweroff</command></term>
|
---|
| 550 | <listitem>
|
---|
[6dfcfecc] | 551 | <para>Instructs the kernel to halt the system and switch off the computer
|
---|
[1118b17] | 552 | (see <command>halt</command>)</para>
|
---|
[cba2d4e] | 553 | <indexterm zone="ch-system-systemd poweroff">
|
---|
| 554 | <primary sortas="b-poweroff">poweroff</primary>
|
---|
| 555 | </indexterm>
|
---|
| 556 | </listitem>
|
---|
| 557 | </varlistentry>
|
---|
| 558 |
|
---|
| 559 | <varlistentry id="reboot">
|
---|
| 560 | <term><command>reboot</command></term>
|
---|
[f896e21c] | 561 | <listitem>
|
---|
[6dfcfecc] | 562 | <para>Instructs the kernel to reboot the system (see
|
---|
[1118b17] | 563 | <command>halt</command>)</para>
|
---|
[cba2d4e] | 564 | <indexterm zone="ch-system-systemd reboot">
|
---|
| 565 | <primary sortas="b-reboot">reboot</primary>
|
---|
[f896e21c] | 566 | </indexterm>
|
---|
| 567 | </listitem>
|
---|
| 568 | </varlistentry>
|
---|
| 569 |
|
---|
[78cc3be] | 570 | <varlistentry id="resolvconf">
|
---|
| 571 | <term><command>resolvconf</command></term>
|
---|
| 572 | <listitem>
|
---|
[6dfcfecc] | 573 | <para>Registers DNS server and domain configuration with
|
---|
[93058448] | 574 | <command>systemd-resolved</command></para>
|
---|
[78cc3be] | 575 | <indexterm zone="ch-system-systemd resolvconf">
|
---|
| 576 | <primary sortas="b-resolvconf">resolvconf</primary>
|
---|
| 577 | </indexterm>
|
---|
| 578 | </listitem>
|
---|
| 579 | </varlistentry>
|
---|
| 580 |
|
---|
| 581 | <varlistentry id="resolvectl">
|
---|
| 582 | <term><command>resolvectl</command></term>
|
---|
| 583 | <listitem>
|
---|
[6dfcfecc] | 584 | <para>Sends control commands to the network name resolution
|
---|
| 585 | manager, or resolves domain names, IPv4 and IPv6 addresses,
|
---|
[4c8c128] | 586 | DNS records, and services</para>
|
---|
[78cc3be] | 587 | <indexterm zone="ch-system-systemd resolvectl">
|
---|
| 588 | <primary sortas="b-resolvectl">resolvectl</primary>
|
---|
| 589 | </indexterm>
|
---|
| 590 | </listitem>
|
---|
| 591 | </varlistentry>
|
---|
| 592 |
|
---|
[cba2d4e] | 593 | <varlistentry id="runlevel">
|
---|
| 594 | <term><command>runlevel</command></term>
|
---|
[f896e21c] | 595 | <listitem>
|
---|
[6dfcfecc] | 596 | <para>Outputs the previous and the current run-level, as noted in the
|
---|
[edd83dc] | 597 | last run-level record in <filename>/run/utmp</filename></para>
|
---|
[cba2d4e] | 598 | <indexterm zone="ch-system-systemd runlevel">
|
---|
| 599 | <primary sortas="b-runlevel">runlevel</primary>
|
---|
[f896e21c] | 600 | </indexterm>
|
---|
| 601 | </listitem>
|
---|
| 602 | </varlistentry>
|
---|
| 603 |
|
---|
[cba2d4e] | 604 | <varlistentry id="shutdown">
|
---|
| 605 | <term><command>shutdown</command></term>
|
---|
[f896e21c] | 606 | <listitem>
|
---|
[d672ab7] | 607 | <para>Brings the system down in a safe and secure manner, signaling
|
---|
[6dfcfecc] | 608 | all processes and notifying all logged-in users</para>
|
---|
[cba2d4e] | 609 | <indexterm zone="ch-system-systemd shutdown">
|
---|
| 610 | <primary sortas="b-shutdown">shutdown</primary>
|
---|
[f896e21c] | 611 | </indexterm>
|
---|
| 612 | </listitem>
|
---|
| 613 | </varlistentry>
|
---|
| 614 |
|
---|
[cba2d4e] | 615 | <varlistentry id="systemctl">
|
---|
| 616 | <term><command>systemctl</command></term>
|
---|
[f896e21c] | 617 | <listitem>
|
---|
[6dfcfecc] | 618 | <para>Is used to introspect and control the state of the systemd system
|
---|
[1118b17] | 619 | and service manager</para>
|
---|
[cba2d4e] | 620 | <indexterm zone="ch-system-systemd systemctl">
|
---|
| 621 | <primary sortas="b-systemctl">systemctl</primary>
|
---|
| 622 | </indexterm>
|
---|
| 623 | </listitem>
|
---|
| 624 | </varlistentry>
|
---|
| 625 |
|
---|
[2efe1e8] | 626 | <varlistentry id="systemd-ac-power">
|
---|
| 627 | <term><command>systemd-ac-power</command></term>
|
---|
| 628 | <listitem>
|
---|
| 629 | <para>Reports whether the system is connected to an external
|
---|
| 630 | power source.</para>
|
---|
| 631 | <indexterm zone="ch-system-systemd systemd-ac-power">
|
---|
| 632 | <primary sortas="b-systemd-ac-power">systemd-ac-power</primary>
|
---|
| 633 | </indexterm>
|
---|
| 634 | </listitem>
|
---|
| 635 | </varlistentry>
|
---|
| 636 |
|
---|
[cba2d4e] | 637 | <varlistentry id="systemd-analyze">
|
---|
| 638 | <term><command>systemd-analyze</command></term>
|
---|
| 639 | <listitem>
|
---|
[69854d2a] | 640 | <para>Is used to analyze system startup performance,
|
---|
| 641 | as well as identify troublesome systemd units</para>
|
---|
[cba2d4e] | 642 | <indexterm zone="ch-system-systemd systemd-analyze">
|
---|
| 643 | <primary sortas="b-systemd-analyze">systemd-analyze</primary>
|
---|
| 644 | </indexterm>
|
---|
| 645 | </listitem>
|
---|
| 646 | </varlistentry>
|
---|
| 647 |
|
---|
| 648 | <varlistentry id="systemd-ask-password">
|
---|
| 649 | <term><command>systemd-ask-password</command></term>
|
---|
| 650 | <listitem>
|
---|
[6dfcfecc] | 651 | <para>Is used to query a system password or passphrase from the user,
|
---|
[69854d2a] | 652 | using a message specified on the Linux command line</para>
|
---|
[cba2d4e] | 653 | <indexterm zone="ch-system-systemd systemd-ask-password">
|
---|
| 654 | <primary sortas="b-systemd-ask-password">systemd-ask-password</primary>
|
---|
| 655 | </indexterm>
|
---|
| 656 | </listitem>
|
---|
| 657 | </varlistentry>
|
---|
| 658 |
|
---|
| 659 | <varlistentry id="systemd-cat">
|
---|
| 660 | <term><command>systemd-cat</command></term>
|
---|
| 661 | <listitem>
|
---|
[6dfcfecc] | 662 | <para>Is used to connect the STDOUT and STDERR outputs of a process
|
---|
[4c8c128] | 663 | with the systemd journal
|
---|
[cba2d4e] | 664 | </para>
|
---|
| 665 | <indexterm zone="ch-system-systemd systemd-cat">
|
---|
| 666 | <primary sortas="b-systemd-cat">systemd-cat</primary>
|
---|
| 667 | </indexterm>
|
---|
| 668 | </listitem>
|
---|
| 669 | </varlistentry>
|
---|
| 670 |
|
---|
| 671 | <varlistentry id="systemd-cgls">
|
---|
| 672 | <term><command>systemd-cgls</command></term>
|
---|
| 673 | <listitem>
|
---|
[1118b17] | 674 | <para>Recursively shows the contents of the selected Linux control
|
---|
| 675 | group hierarchy in a tree</para>
|
---|
[cba2d4e] | 676 | <indexterm zone="ch-system-systemd systemd-cgls">
|
---|
| 677 | <primary sortas="b-systemd-cgls">systemd-cgls</primary>
|
---|
| 678 | </indexterm>
|
---|
| 679 | </listitem>
|
---|
| 680 | </varlistentry>
|
---|
| 681 |
|
---|
| 682 | <varlistentry id="systemd-cgtop">
|
---|
| 683 | <term><command>systemd-cgtop</command></term>
|
---|
| 684 | <listitem>
|
---|
[1118b17] | 685 | <para>Shows the top control groups of the local Linux control group
|
---|
[69854d2a] | 686 | hierarchy, ordered by their CPU, memory and disk I/O loads</para>
|
---|
[cba2d4e] | 687 | <indexterm zone="ch-system-systemd systemd-cgtop">
|
---|
| 688 | <primary sortas="b-systemd-cgtop">systemd-cgtop</primary>
|
---|
| 689 | </indexterm>
|
---|
| 690 | </listitem>
|
---|
| 691 | </varlistentry>
|
---|
| 692 |
|
---|
[662f649] | 693 | <varlistentry id="systemd-creds">
|
---|
| 694 | <term><command>systemd-creds</command></term>
|
---|
[d7a9421] | 695 | <listitem>
|
---|
[9f0a642] | 696 | <para>Displays and processes credentials</para>
|
---|
[662f649] | 697 | <indexterm zone="ch-system-systemd systemd-creds">
|
---|
| 698 | <primary sortas="b-systemd-creds">systemd-creds</primary>
|
---|
[d7a9421] | 699 | </indexterm>
|
---|
| 700 | </listitem>
|
---|
| 701 | </varlistentry>
|
---|
| 702 |
|
---|
[cba2d4e] | 703 | <varlistentry id="systemd-delta">
|
---|
| 704 | <term><command>systemd-delta</command></term>
|
---|
| 705 | <listitem>
|
---|
[6dfcfecc] | 706 | <para>Is used to identify and compare configuration files in
|
---|
[69854d2a] | 707 | <filename class="directory">/etc</filename> that override the defaults
|
---|
| 708 | in <filename class="directory">/usr</filename></para>
|
---|
[cba2d4e] | 709 | <indexterm zone="ch-system-systemd systemd-delta">
|
---|
| 710 | <primary sortas="b-systemd-delta">systemd-delta</primary>
|
---|
| 711 | </indexterm>
|
---|
| 712 | </listitem>
|
---|
| 713 | </varlistentry>
|
---|
| 714 |
|
---|
| 715 | <varlistentry id="systemd-detect-virt">
|
---|
| 716 | <term><command>systemd-detect-virt</command></term>
|
---|
| 717 | <listitem>
|
---|
[6dfcfecc] | 718 | <para>Detects whether the system is being run in a virtual
|
---|
[4c8c128] | 719 | environment, and adjusts udev accordingly</para>
|
---|
[cba2d4e] | 720 | <indexterm zone="ch-system-systemd systemd-detect-virt">
|
---|
| 721 | <primary sortas="b-systemd-detect-virt">systemd-detect-virt</primary>
|
---|
| 722 | </indexterm>
|
---|
| 723 | </listitem>
|
---|
| 724 | </varlistentry>
|
---|
| 725 |
|
---|
[38de42d] | 726 | <varlistentry id="systemd-dissect">
|
---|
| 727 | <term><command>systemd-dissect</command></term>
|
---|
| 728 | <listitem>
|
---|
[4c8c128] | 729 | <para>Is used to inspect OS disk images</para>
|
---|
[38de42d] | 730 | <indexterm zone="ch-system-systemd systemd-dissect">
|
---|
| 731 | <primary sortas="b-systemd-dissect">systemd-dissect</primary>
|
---|
| 732 | </indexterm>
|
---|
| 733 | </listitem>
|
---|
| 734 | </varlistentry>
|
---|
| 735 |
|
---|
[1118b17] | 736 | <varlistentry id="systemd-escape">
|
---|
| 737 | <term><command>systemd-escape</command></term>
|
---|
| 738 | <listitem>
|
---|
[6dfcfecc] | 739 | <para>Is used to escape strings for inclusion in systemd unit
|
---|
[1118b17] | 740 | names</para>
|
---|
| 741 | <indexterm zone="ch-system-systemd systemd-escape">
|
---|
| 742 | <primary sortas="b-systemd-escape">systemd-escape</primary>
|
---|
| 743 | </indexterm>
|
---|
| 744 | </listitem>
|
---|
| 745 | </varlistentry>
|
---|
| 746 |
|
---|
| 747 | <varlistentry id="systemd-hwdb">
|
---|
| 748 | <term><command>systemd-hwdb</command></term>
|
---|
| 749 | <listitem>
|
---|
[6dfcfecc] | 750 | <para>Is used to manage the hardware database (hwdb)</para>
|
---|
[1118b17] | 751 | <indexterm zone="ch-system-systemd systemd-hwdb">
|
---|
| 752 | <primary sortas="b-systemd-hwdb">systemd-hwdb</primary>
|
---|
| 753 | </indexterm>
|
---|
| 754 | </listitem>
|
---|
| 755 | </varlistentry>
|
---|
| 756 |
|
---|
[78cc3be] | 757 | <varlistentry id="systemd-id128">
|
---|
| 758 | <term><command>systemd-id128</command></term>
|
---|
| 759 | <listitem>
|
---|
[69854d2a] | 760 | <para>Generates and prints id128 (UUID) strings</para>
|
---|
[78cc3be] | 761 | <indexterm zone="ch-system-systemd systemd-id128">
|
---|
| 762 | <primary sortas="b-systemd-id128">systemd-id128</primary>
|
---|
| 763 | </indexterm>
|
---|
| 764 | </listitem>
|
---|
| 765 | </varlistentry>
|
---|
| 766 |
|
---|
[cba2d4e] | 767 | <varlistentry id="systemd-inhibit">
|
---|
| 768 | <term><command>systemd-inhibit</command></term>
|
---|
| 769 | <listitem>
|
---|
[6dfcfecc] | 770 | <para>Is used to execute a program with a shutdown, sleep or idle
|
---|
| 771 | inhibitor lock taken, preventing an action such as a system shutdown
|
---|
[4c8c128] | 772 | until the process is completed</para>
|
---|
[cba2d4e] | 773 | <indexterm zone="ch-system-systemd systemd-inhibit">
|
---|
| 774 | <primary sortas="b-systemd-inhibit">systemd-inhibit</primary>
|
---|
| 775 | </indexterm>
|
---|
| 776 | </listitem>
|
---|
| 777 | </varlistentry>
|
---|
| 778 |
|
---|
| 779 | <varlistentry id="systemd-machine-id-setup">
|
---|
| 780 | <term><command>systemd-machine-id-setup</command></term>
|
---|
| 781 | <listitem>
|
---|
[6dfcfecc] | 782 | <para>Is used by system installer tools to initialize the machine ID
|
---|
[1118b17] | 783 | stored in <filename>/etc/machine-id</filename> at install time with a
|
---|
| 784 | randomly generated ID</para>
|
---|
[cba2d4e] | 785 | <indexterm zone="ch-system-systemd systemd-machine-id-setup">
|
---|
| 786 | <primary sortas="b-systemd-machine-id-setup">systemd-machine-id-setup</primary>
|
---|
| 787 | </indexterm>
|
---|
| 788 | </listitem>
|
---|
| 789 | </varlistentry>
|
---|
| 790 |
|
---|
[13c8b42] | 791 | <varlistentry id="systemd-mount">
|
---|
| 792 | <term><command>systemd-mount</command></term>
|
---|
| 793 | <listitem>
|
---|
[4c8c128] | 794 | <para>Is used to temporarily mount or automount disks</para>
|
---|
[13c8b42] | 795 | <indexterm zone="ch-system-systemd systemd-mount">
|
---|
| 796 | <primary sortas="b-systemd-mount">systemd-mount</primary>
|
---|
| 797 | </indexterm>
|
---|
| 798 | </listitem>
|
---|
| 799 | </varlistentry>
|
---|
| 800 |
|
---|
[cba2d4e] | 801 | <varlistentry id="systemd-notify">
|
---|
| 802 | <term><command>systemd-notify</command></term>
|
---|
| 803 | <listitem>
|
---|
[69854d2a] | 804 | <para>Is used by daemon scripts to notify the init system of status
|
---|
[1118b17] | 805 | changes</para>
|
---|
[cba2d4e] | 806 | <indexterm zone="ch-system-systemd systemd-notify">
|
---|
| 807 | <primary sortas="b-systemd-notify">systemd-notify</primary>
|
---|
| 808 | </indexterm>
|
---|
| 809 | </listitem>
|
---|
| 810 | </varlistentry>
|
---|
| 811 |
|
---|
| 812 | <varlistentry id="systemd-nspawn">
|
---|
| 813 | <term><command>systemd-nspawn</command></term>
|
---|
| 814 | <listitem>
|
---|
[69854d2a] | 815 | <para>Is used to run a command, or an entire OS, in a light-weight namespace
|
---|
[1118b17] | 816 | container</para>
|
---|
[cba2d4e] | 817 | <indexterm zone="ch-system-systemd systemd-nspawn">
|
---|
| 818 | <primary sortas="b-systemd-nspawn">systemd-nspawn</primary>
|
---|
| 819 | </indexterm>
|
---|
| 820 | </listitem>
|
---|
| 821 | </varlistentry>
|
---|
| 822 |
|
---|
[1118b17] | 823 | <varlistentry id="systemd-path">
|
---|
| 824 | <term><command>systemd-path</command></term>
|
---|
| 825 | <listitem>
|
---|
[6dfcfecc] | 826 | <para>Is used to query system and user paths</para>
|
---|
[1118b17] | 827 | <indexterm zone="ch-system-systemd systemd-path">
|
---|
| 828 | <primary sortas="b-systemd-path">systemd-path</primary>
|
---|
| 829 | </indexterm>
|
---|
| 830 | </listitem>
|
---|
| 831 | </varlistentry>
|
---|
| 832 |
|
---|
[d1fbbd0] | 833 | <varlistentry id="systemd-repart">
|
---|
| 834 | <term><command>systemd-repart</command></term>
|
---|
| 835 | <listitem>
|
---|
[6dfcfecc] | 836 | <para>Is used to grow and add partitions to a partition table when
|
---|
[69854d2a] | 837 | systemd is used with an OS image (e.g. a container)</para>
|
---|
[d1fbbd0] | 838 | <indexterm zone="ch-system-systemd systemd-repart">
|
---|
| 839 | <primary sortas="b-systemd-repart">systemd-repart</primary>
|
---|
| 840 | </indexterm>
|
---|
| 841 | </listitem>
|
---|
| 842 | </varlistentry>
|
---|
| 843 |
|
---|
[1118b17] | 844 | <varlistentry id="systemd-resolve">
|
---|
| 845 | <term><command>systemd-resolve</command></term>
|
---|
| 846 | <listitem>
|
---|
[6dfcfecc] | 847 | <para>Is used to resolve domain names, IPV4 and IPv6 addresses, DNS
|
---|
[1118b17] | 848 | resource records, and services</para>
|
---|
| 849 | <indexterm zone="ch-system-systemd systemd-resolve">
|
---|
| 850 | <primary sortas="b-systemd-resolve">systemd-resolve</primary>
|
---|
| 851 | </indexterm>
|
---|
| 852 | </listitem>
|
---|
| 853 | </varlistentry>
|
---|
| 854 |
|
---|
[cba2d4e] | 855 | <varlistentry id="systemd-run">
|
---|
| 856 | <term><command>systemd-run</command></term>
|
---|
| 857 | <listitem>
|
---|
[6dfcfecc] | 858 | <para>Is used to create and start a transient .service or a .scope
|
---|
[69854d2a] | 859 | unit and run the specified command in it; this is useful for
|
---|
[4c8c128] | 860 | validating systemd units</para>
|
---|
[cba2d4e] | 861 | <indexterm zone="ch-system-systemd systemd-run">
|
---|
| 862 | <primary sortas="b-systemd-run">systemd-run</primary>
|
---|
| 863 | </indexterm>
|
---|
| 864 | </listitem>
|
---|
| 865 | </varlistentry>
|
---|
| 866 |
|
---|
[13c8b42] | 867 | <varlistentry id="systemd-socket-activate">
|
---|
| 868 | <term><command>systemd-socket-activate</command></term>
|
---|
| 869 | <listitem>
|
---|
[6dfcfecc] | 870 | <para>Is used to listen on socket devices and launch a process upon
|
---|
[4c8c128] | 871 | a successful connection to the socket</para>
|
---|
[13c8b42] | 872 | <indexterm zone="ch-system-systemd systemd-socket-activate">
|
---|
| 873 | <primary sortas="b-systemd-socket-activate">systemd-socket-activate</primary>
|
---|
| 874 | </indexterm>
|
---|
| 875 | </listitem>
|
---|
| 876 | </varlistentry>
|
---|
| 877 |
|
---|
[d7a9421] | 878 | <varlistentry id="systemd-sysext">
|
---|
| 879 | <term><command>systemd-sysext</command></term>
|
---|
| 880 | <listitem>
|
---|
[871fd2f] | 881 | <para>Activates system extension images</para>
|
---|
[d7a9421] | 882 | <indexterm zone="ch-system-systemd systemd-sysext">
|
---|
| 883 | <primary sortas="b-systemd-sysext">systemd-sysext</primary>
|
---|
| 884 | </indexterm>
|
---|
| 885 | </listitem>
|
---|
| 886 | </varlistentry>
|
---|
| 887 |
|
---|
[cba2d4e] | 888 | <varlistentry id="systemd-tmpfiles">
|
---|
| 889 | <term><command>systemd-tmpfiles</command></term>
|
---|
| 890 | <listitem>
|
---|
[69854d2a] | 891 | <para>Creates, deletes, and cleans up volatile and temporary files and
|
---|
[1118b17] | 892 | directories, based on the configuration file format and location
|
---|
| 893 | specified in
|
---|
| 894 | <filename class="directory">tmpfiles.d</filename> directories</para>
|
---|
[cba2d4e] | 895 | <indexterm zone="ch-system-systemd systemd-tmpfiles">
|
---|
| 896 | <primary sortas="b-systemd-tmpfiles">systemd-tmpfiles</primary>
|
---|
| 897 | </indexterm>
|
---|
| 898 | </listitem>
|
---|
| 899 | </varlistentry>
|
---|
| 900 |
|
---|
[78cc3be] | 901 | <varlistentry id="systemd-umount">
|
---|
| 902 | <term><command>systemd-umount</command></term>
|
---|
| 903 | <listitem>
|
---|
[6dfcfecc] | 904 | <para>Unmounts mount points</para>
|
---|
[78cc3be] | 905 | <indexterm zone="ch-system-systemd systemd-umount">
|
---|
| 906 | <primary sortas="b-systemd-umount">systemd-umount</primary>
|
---|
| 907 | </indexterm>
|
---|
| 908 | </listitem>
|
---|
| 909 | </varlistentry>
|
---|
| 910 |
|
---|
[cba2d4e] | 911 | <varlistentry id="systemd-tty-ask-password-agent">
|
---|
| 912 | <term><command>systemd-tty-ask-password-agent</command></term>
|
---|
| 913 | <listitem>
|
---|
[d672ab7] | 914 | <para>Is used to list and/or process pending systemd password
|
---|
[6dfcfecc] | 915 | requests</para>
|
---|
[cba2d4e] | 916 | <indexterm zone="ch-system-systemd systemd-tty-ask-password-agent">
|
---|
| 917 | <primary sortas="b-systemd-tty-ask-password-agent">systemd-tty-ask-password-agent</primary>
|
---|
| 918 | </indexterm>
|
---|
| 919 | </listitem>
|
---|
| 920 | </varlistentry>
|
---|
| 921 |
|
---|
| 922 | <varlistentry id="telinit">
|
---|
| 923 | <term><command>telinit</command></term>
|
---|
| 924 | <listitem>
|
---|
[1118b17] | 925 | <para>Tells <command>init</command> which run-level to change
|
---|
| 926 | to</para>
|
---|
[cba2d4e] | 927 | <indexterm zone="ch-system-systemd telinit">
|
---|
| 928 | <primary sortas="b-telinit">telinit</primary>
|
---|
| 929 | </indexterm>
|
---|
| 930 | </listitem>
|
---|
| 931 | </varlistentry>
|
---|
| 932 |
|
---|
| 933 | <varlistentry id="timedatectl">
|
---|
| 934 | <term><command>timedatectl</command></term>
|
---|
| 935 | <listitem>
|
---|
[6dfcfecc] | 936 | <para>Is used to query and change the system clock and its settings
|
---|
[cba2d4e] | 937 | </para>
|
---|
| 938 | <indexterm zone="ch-system-systemd timedatectl">
|
---|
| 939 | <primary sortas="b-timedatectl">timedatectl</primary>
|
---|
[f896e21c] | 940 | </indexterm>
|
---|
| 941 | </listitem>
|
---|
| 942 | </varlistentry>
|
---|
| 943 |
|
---|
| 944 | <varlistentry id="udevadm">
|
---|
| 945 | <term><command>udevadm</command></term>
|
---|
| 946 | <listitem>
|
---|
[d672ab7] | 947 | <para>Is a generic udev administration tool which controls the udevd
|
---|
[69854d2a] | 948 | daemon, provides info from the udev hardware database, monitors
|
---|
[d672ab7] | 949 | uevents, waits for uevents to finish, tests udev configuration, and
|
---|
[6dfcfecc] | 950 | triggers uevents for a given device</para>
|
---|
[cba2d4e] | 951 | <indexterm zone="ch-system-systemd udevadm">
|
---|
[f896e21c] | 952 | <primary sortas="b-udevadm">udevadm</primary>
|
---|
| 953 | </indexterm>
|
---|
| 954 | </listitem>
|
---|
| 955 | </varlistentry>
|
---|
| 956 |
|
---|
[cba2d4e] | 957 | <varlistentry id="libsystemd">
|
---|
| 958 | <term><filename class="libraryfile">libsystemd</filename></term>
|
---|
[f896e21c] | 959 | <listitem>
|
---|
[6dfcfecc] | 960 | <para>Is the main systemd utility library</para>
|
---|
[cba2d4e] | 961 | <indexterm zone="ch-system-systemd libsystemd">
|
---|
| 962 | <primary sortas="c-libsystemd">libsystemd</primary>
|
---|
[f896e21c] | 963 | </indexterm>
|
---|
| 964 | </listitem>
|
---|
| 965 | </varlistentry>
|
---|
| 966 |
|
---|
| 967 | <varlistentry id="libudev">
|
---|
| 968 | <term><filename class="libraryfile">libudev</filename></term>
|
---|
| 969 | <listitem>
|
---|
[6dfcfecc] | 970 | <para>Is a library to access Udev device information</para>
|
---|
[cba2d4e] | 971 | <indexterm zone="ch-system-systemd libudev">
|
---|
[f896e21c] | 972 | <primary sortas="c-libudev">libudev</primary>
|
---|
| 973 | </indexterm>
|
---|
| 974 | </listitem>
|
---|
| 975 | </varlistentry>
|
---|
| 976 |
|
---|
| 977 | </variablelist>
|
---|
| 978 |
|
---|
| 979 | </sect2>
|
---|
| 980 |
|
---|
| 981 | </sect1>
|
---|