Changes in chapter07/createfiles.xml [7c862ea:813ab55]
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chapter07/createfiles.xml
r7c862ea r813ab55 117 117 uuidd:x:80: 118 118 wheel:x:97: 119 users:x:999:120 nogroup:x:65534:</literal>119 nogroup:x:65534: 120 users:x:999:</literal> 121 121 EOF</userinput></screen> 122 122 … … 154 154 systemd-oom:x:81: 155 155 wheel:x:97: 156 users:x:999:157 nogroup:x:65534:</literal>156 nogroup:x:65534: 157 users:x:999:</literal> 158 158 EOF</userinput></screen> 159 159 … … 166 166 besides the group <systemitem class="groupname">root</systemitem> with a 167 167 Group ID (GID) of 0, a group <systemitem class="groupname">bin</systemitem> 168 with a GID of 1 be present. The GID of 5 is widely used for 169 <systemitem class="groupname">tty</systemitem> group, and the number 5 is 170 also used in <phrase revision="systemd">systemd</phrase> 171 <phrase revision="sysv"><filename>/etc/fstab</filename></phrase> for the 172 <systemitem class="filesystem">devpts</systemitem> filesystem. 173 All other group names and GIDs can be chosen freely by the system 174 administrator since well-written programs do not depend on GID numbers, 175 but rather use the group's name.</para> 176 177 <para>The ID 65534 is used by the kernel for NFS and separate user 178 namespaces for unmapped users and groups (those exist on the NFS server 179 or the parent user namespace, but <quote>do not exist</quote> on the local 180 machine or in the separate namespace). We assign 181 <systemitem class="username">nobody</systemitem> and 182 <systemitem class="groupname">nogroup</systemitem> for it to avoid an 183 unnamed ID. But other distros may treat this ID differently, so any 184 portable program should not depend on this assignment.</para> 168 with a GID of 1 be present. All other group names and GIDs can be chosen 169 freely by the system administrator since well-written programs do not depend 170 on GID numbers, but rather use the group's name.</para> 185 171 186 172 <para>Some tests in <xref linkend="chapter-building-system"/> need a regular
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